5 Leven D, Kumar A, Lonner B. Revision Surgery for Patients with Adult Spinal Deformity. In press.

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1 Research: Book Chapters 1 Leven D, Lafage V, Schwab F. Sagittal balance in degenerative disease of the lumbar spine. Current Progress in Orthopedics. Johari, Luk, Waddell Patel A, Leven D, Lafage V, Schwab F. Animal models and their role in the development of surgical non-fusion AIS treatments. Basic Science of Spinal Diseases. Sharon, Tang, Vaccaro McAnany S, Leven D, Qureshi S. Cervical Radiculopathy: Surgical Management chapter. The Spine, 7 th edition. Garfin, Eismont, Bell, Bono and Fischgrund. 4 Leven D, Kumar A, Lonner B. Scheurmanns Kyphosis: Case and Discussion. Spinal Deformity: A Case-Based Approach to Managing and Avoiding Complications. Mummaneni, Park, Kanter, Crawford, Glassman. In Press 5 Leven D, Kumar A, Lonner B. Revision Surgery for Patients with Adult Spinal Deformity. In press. Scientific Articles (peer-reviewed journals) 1 Leven D, Passias, Peter G, Errico, T, Lee A, Lafage V, Tosterson T, Lurie J, Gerling, M. Risk Factors For Reoperation in Patients Treated Surgically for Intervertebral Disc Herniations. A sub-analysis of the 8-year data from the SPORT trial. J Bone Joint Surg Am Aug 19;97(16): Leven D, Sadr A. Brown-Séquard syndrome following a gun shot wound to the cervical spine: a case report. The Spine Journal, Dec 2013;13(12):e1-5 3 Leven D, Cho S. Pseudarthrosis of the cervical spine. Current review of risk factors, diagnosis and management. Asian Spine J, 2016 Aug;10(4) Leven D, Lee N, Kothari P, Guzman J, Skovrlj B, Steinberger J, Caridi J, Shin J, Cho S. Frailty is Predictive of Complications and Mortality in Patients Undergoing Surgery for Adult Spinal Deformity. Spine Aug 31. Epub ahead of print. 5 Gerling M, Leven D, Passias, Peter G, Lafage V, Bianco K, Lee A, Lurie J, Tosteson TD, Zhao W, Spratt KF, Radcliff K, Errico T. Risk Factors For

2 Reoperation in Patients Treated Surgically for Lumbar Spinal Stenosis. A subanalysis of the 8-year data from the SPORT trial. Spine Dec 9. Epub ahead of print. 6 Steinberger J, Skovrlj B, Lee N, Kothari P, Leven D, Guzman J, Shin J, Shrivastava, R, Caridi J, Cho S. Surgical Morbidity and Mortality Associated with Transoral Approach to the Cervical Spine. Spine May;41(9):E Lee N, Kothari P, Phan K, Shin J, Cutler H, Lakomkin N, Leven D, Guzman J, Cho S. The Incidence and Risk Factors for 30-Day Unplanned Readmissions After Elective Posterior Lumbar Fusion. Spine March 29. Epub ahead of print. 8 Kothari P, Lee N, Lakomkin N, Leven D, Shin J, Guzman J, Skovrlj B Steinberger J, Cho S. Impact of Resident Involvement on Morbidity in Adult Patients Undergoing Fusion for Spinal Deformity. Spine Aug 15;41(16): Lee N, Kothari P, Kim C, Leven D, Skovrlj B, Guzman J, Steinberger J, Cho S. The Impact of Resident Involvement in Elective Posterior Cervical Fusion. Spine Feb 1. Epub ahead of print. 10 Kothari P, Lee N, Leven D, Lakomkin N, Skovrlj B, Steinberger J, Guzman J, Cho S. Impact of Gender on 30-Day Complications after Adult Spinal Deformity Surgery. Spine July 16;41(14): Merrill R, Kim J, Leven D, Kim J, Cho S. Multi-Rod Constructs Can Prevent Rod Breakage and Pseudarthrosis at the Lumbosacral Junction in Adult Spinal Deformity. Accepted Global Spine Journal. 12 Lee N, Shin J, Leven D, Steinberger J, Kothari P, Guzman J, Skovrlj B, Caridi J, Cho S. The Incidence, Impact, and Risk Factors for 30 Day Wound Complications in Adult Spinal Deformity Surgery. Accepted Global Spine Journal. 13 Kothari P, Sulaiman S, Lee N, Guzman J, Leven D, Steinberger J, Skovrlj B, Shin J, Kim J, Cho S. 30-Day Morbidity Associated With Pelvic Fixation in Adult Patients Undergoing Fusion for Spinal Deformity: A Propensity-Matched Analysis. Accepted Global Spine Journal. 14 Merrill R, Kim J, Leven D, Kim JH, Cho S. Multi-Rod Constructs Can Prevent Rod Breakage and Pseudarthrosis at the Lumbosacral Junction in Adult Spinal Deformity. Accepted Global Spine Journal.

3 15 Lee N, Shin J, Kothari P, Kim J, Leven D, Steinberger J, Guzman J, Skovrlj B, Caridi J, Cho S. Incidence, Impact, and Risk Factors for 30-Day Wound Complications Following Elective Adult Spinal Deformity Surgery. Accepted Global Spine Journal. 16 Lee N, Kothari P, Kim J, Shin J, Phan K, Di Capua J, Somani S, Leven D, Guzman J, Cho S. Early Complications and Outcomes in Adult Spinal Deformity Surgery: A NSQIP Study Based on 5,803 Patients. Accepted Global Spine Journal. 17 Somani S, Di Capua J, Kim J, Kothari P, Lee N, Leven D, Cho S. Comparing NIS and NSQIP: An Independent Risk Factor Analysis for Risk Stratification in Anterior Cervical Discectomy and Fusion. Spine Aug 10. Epub ahead of print. 18 Di Capua J, Somani S, Kim J, Leven D, Kothari P, Lee N, Cho S. Hospital Acquired Conditions (HAC s) in Adult Spineal Deformity Surgery: Predictors for HAC s and Other 30-day Postoperative Outcomes. Spine Aug 5. Epub ahead of print. 19 Shin J, Kothari P, Phan K, Kim J, Leven D, Lee N, Cho S. Frailty Index as a Predictor of Adverse Postoperative Outcomes in Patients Undergoing Cervical Spinal Fusion. Spine Jul 1. Epub ahead of print. 20 Shin J, Guzman J, Lee N, Leven D, Skovrlj B, Steinberger J, Kothari P, Caridi J, Cho S. Effect of Hypocoagulopathy in Patients Undergoing Posterior Lumbar Spinal Fusions. Submitted to Spine. 21 Kumar A, Merrill R, Overly S, Leven D, Meaike J, Qureshi S. Radiation Exposure in Minimally Invasive Transformainal Lumber Interbody Fusion: The Effect of the Learning Curve. Submitted to Global Spine Journal. 22 Leven D, Kothari P, Lee N, Guzman J, Steinberger J, Skovrlj B, Caridi J, Shin J, Cho S. Frailty is Predictive of Postoperative Events and Complications in Patients Undergoing Lumbar Fusion. Submitted to CORR. 23 Leven D, Kothari P, Guzman J, Skovrlj B, Caridi J, Shin J, Cho S. Comorbidities and Operative Factors are Predictive of Mortality Following Adult Spinal Deformity Surgery. Submitted to Spine. 24 Gerling, M, Leven D, Passias, Peter G, Errico, T, Lurie J. Risk Factors For Reoperation in Patients Treated Surgically for Degenerative Spondylolysithesis. A sub-analysis of the 8-year data from the SPORT trial. Submitted to Spine.

4 25 Leven D, Merrill, R, Qureshi S. Atypical Causes of Lumbar Radiculopathy. Case report of a vascular malformation in the lumbar spine. Submitted to Orthopedics. 26 Patel A, Oh J, Leven D, Kolla S, Paulino C. Is the Lateral Transpsoas Approach to the Lumbar Spine Safe in Patients with Spinal Deformity? Submitted to European Spine Journal. 27 Borzio R, Mulchandani N, Pivec P, Kapadia B, Leven D, Harwin S, Urban W. Predictors of septic arthritis in the adult population. Orthopedics June Blazar PE, Leven D. Intramedullary Nail Fixation for Metacarpal Fractures. Hand Clinics. 2010;26(3): Podium Presentations 1 Merrill R, Leven D, Kim J, Meaike J, Suchman K, Kim J, Bronheim R, Shyam S, Cho. Fundamental Differences and Changes in Pelvic Parameters Depending on Age, Gender and Race. International Meeting of Advanced Surgical Technique Annual Meeting Washington DC. 2 Leven D, Lonner B. Concurrent Posterior Spinal Fusion and Vertebral Body Tethering for a Patient with Marfan's Syndrome with Spondylolisthesis and Severe Idiopathic Scoliosis. Scoliosis Research Society Annual Meeting Prague, CR. 3 Leven D, Betz R. Posterior Spinal Fusion with Multilevel Posterolateral Convex Disc Releases for the Treatment of Severe Thoracolumbar Idiopathic Scoliosis. Scoliosis Research Society Annual Meeting Prague, CR. 4 Leven D, Skovrlj B, Cho S, Steinberger J, Guzman J, Shin J, Lee N, Caridi J, Cho S. Comorbidities and Operative Factors Are Predictive of Mortality Following Adult Deformity Surgery. North American Spine Society Annual Meeting Chicago, Illinois. 5 Leven D, Shin J, Kothari P, Guzman J, Skovrlj B, Lee N. Readmissions after Lumbar Spine Surgery. North American Spine Society Annual Meeting Chicago, Illinois - selected for Meet the Author Session. 6 Leven D, Lee N, Skorlj B, Guzman JZ, Shin J, Steinberger J, Caridi J, Cho S. Higher American Society of Anesthesiologist (ASA) Score is an Independent Risk Factor for Complications Following Adult Deformity Surgery. North

5 American Spine Society Annual Meeting 2015, Chicago, Illinois - selected for Meet the Author Session. 7 Kothari P, Leven D Guzman J, Skovrlj B, Lee N, Shin J, Caridi J, Cho S. Morbidity associated with pelvic fixation in patients undergoing fusion for spinal deformity: a matched propensity adjusted analysis. North American Spine Society Annual Meeting Chicago, Illinois. 8 Guzman J, Kothari P, Skovrlj B, Leven D, Steinberger J, Shin J, Lee N, Caridi J, Cho S. Does Pelvic Fixation Increase Morbidity and Mortality in Patients Undergoing Posterior Lumbar Fusion? North American Spine Society Annual Meeting Chicago, Illinois. 9 Kothari P, Leven D, Steinberger J, Guzman J, Skovrlj B, Shin J, Lee N, Caridi J, Cho S. Morbidity and Mortality Associated with Transoral Approaches to the Cervical Spine. North American Spine Society Annual Meeting Chicago, Illinois. 10 Shin J, Kothari P, Guzman J, Lee N, Leven D. Duration of Anesthesia as a Risk Factor for Postoperative Complications in Patients Undergoing Posterior Lumbar Fusion. North American Spine Society Annual Meeting Chicago, Illinois. 11 Shin J, Kothari P, Lee N, Skovrlj B, Leven D. Influencing Factors on Length of Stay in Adults Undergoing Elective Posterior Cervical Fusion: An Analysis of the NSQIP Database. North American Spine Society Annual Meeting Chicago, Illinois. 12 Skovrlj B, Guzman J, Shin J, Kothari P, Lee N, Shin J, Leven D. Obese Class III Adults Have Significantly Greater Risk of Multiple Complications after Adult Deformity Surgery: An Analysis of 4,716 patients in the ACS NSQIP Database. International Meeting of Advanced Surgical Technique Annual Meeting Kuala Lumpur, Malaysia. 13 Kothari P, Leven D, Lee N, Skovrlj B, Shin J, Steinberger J, Guzman J, Cho S. The Impact of Resident Involvement on Postoperative Complications Following Adult Deformity Surgery (ADS). International Meeting of Advanced Surgical Technique Annual Meeting Kuala Lumpur, Malaysia. 14 Shin J, Kothari P, Guzman J, Skovrlj B, Lee N, Leven D, Steinberger J, Cho S. Readmissions after Spinal Deformity Surgery. International Meeting of Advanced Surgical Technique Annual Meeting Kuala Lumpur, Malaysia. 15 Shin J, Lee N, Guzman J, Kothari P, Shin J, Skovrlj B, Leven D. Duration of Anesthesia as a Risk Factor for Postoperative Complications in Adult Spinal Deformity Surgery. International Meeting of Advanced Surgical Technique Annual Meeting Kuala Lumpur, Malaysia.

6 16 Lee N, Shin J, Skovrlj B, Guzman J, Shin J, Leven D. The Incidence and Predictors of Early Morbidity and Mortality in Adults Undergoing Elective Fusion for Spinal Deformity. International Meeting of Advanced Surgical Technique Annual Meeting Kuala Lumpur, Malaysia. 17 Kothari P, Steinberger J, Shin J, Lee N, Guzman J, Skovrlj B, Leven D, Caridi J, Cho S. Influence of Gender on Outcomes after Deformity Spine Surgery. Scoliosis Research Society 50 th Annual Meeting Minneapolis, Minnesota. 18 Leven D, Passias, Peter G, Errico, T, Lurie J, Gerling, M. Risk Factors For Reoperation in Patients Treated Surgically for Intervertebral Disc Herniations. A sub-analysis of the 8-year data from the SPORT trial. a. North American Spine Society Annual Meeting San Francisco, California. b. Lumbar Spine Research Society Annual Meeting Chicago, Illinois. c. American Academy of Orthopedic Surgeons Annual Meeting Las Vegas, Nevada. 19 Leven D, Passias, Peter G, Errico, T, Lurie J, Gerling, M. Risk Factors For Reoperation in Patients Treated Surgically for Lumbar Spinal Stenosis. A subanalysis of the 8-year data from the SPORT trial. a. North American Spine Society Annual Meeting San Francisco, California. b. Lumbar Spine Research Society Annual Meeting Chicago, Illinois. 20 Gerling, M, Leven D, Passias, Peter G, Errico, T, Lurie J. Risk Factors For Reoperation in Patients Treated Surgically for Degenerative Spondylolysithesis. A sub-analysis of the 8-year data from the SPORT trial. a. North American Spine Society Annual Meeting San Francisco, California. b. Lumbar Spine Research Society Annual Meeting Chicago, Illinois. c. International Meeting of Advanced Spine Technique Valencia, Spain. 21 Leven D, Patel A, Paulino C. Anterior shift of the lumbar plexus within the surgical corridor in scoliotic spines: Considerations during the transpsoas approach to the lumbar spine. North American Spine Society Annual Meeting 2013, New Orleans, Lousiana. 22 Patel A, Leven D, Naziri Q, Paulino C. Anterior shift of the lumbar plexus within the surgical corridor in scoliotic spines: Considerations during the transpsoas approach to the lumbar spine. American Association of Neurologic Surgeons Annual Meeting 2014, San Francisco, California.

7 23 Leven D, Pivec R, Paulino C, Patel A. Dynamic Changes in Sagittal and Axial Balance in AIS Patients: Can Surgical Realignment Improve Gait Balance? Sir Robert Jones Memorial Lecture. Hospital of Joint Disease New York, New York. 24 Patel A, Leven D, Pivec R, Paulino C. Dynamic Changes in Sagittal and Axial Balance in AIS Patients: Can Surgical Realignment Improve Gait Balance? Brooklyn Orthopedic Society: Resident Research Presentations Brooklyn, New York. Poster Presentations 1 Leven D, Steinberger J, Skovrlj B, Lee N, Kothari P, Shin J, Guzman J, Caridi J, Cho S. Frailty Index is a Significant Predictor of Complications and Mortality Following Adult Deformity Surgery (ADS) (E-POSTER). Scoliosis Research Society 50 th Annual Meeting Minneapolis, Minnesota. 2 Leven D, Lee N, Skorlj B, Guzman JZ, Shin J, Steinberger J, Caridi J, Cho S. Risk Factors for Hospital-Acquired Conditions (HAC) and Associated Complications Following Anterior Cervical Discectomy and Fusion (ACDF) (E- POSTER). North American Spine Society Annual Meeting 2015, Chicago, Illinois. 3 Leven D, Lee N, Skorlj B, Guzman JZ, Shin J, Steinberger J, Caridi J, Cho S. Factors Associated with Increased Length of Stay (LOS) Following Adult Deformity Surgery (ADS) (E-POSTER). North American Spine Society Annual Meeting 2015, Chicago, Illinois. 4 Leven D, Lee N, Skorlj B, Guzman JZ, Shin J, Steinberger J, Caridi J, Cho S. Predictors of unplanned readmission for adults undergoing elective lumbar spine fusion. (E-POSTER). North American Spine Society Annual Meeting 2015, Chicago, Illinois. 5 Leven D, Lee N, Skorlj B, Guzman JZ, Shin J, Steinberger J, Caridi J, Cho S. Higher American Society of Anesthesiologist (ASA) Score is an Independent Risk Factor for Complications Following Adult Deformity Surgery (ADS). (E- POSTER). North American Spine Society Annual Meeting 2015, Chicago, Illinois. 6 Lee NJ, Skovrlj B, Shin JI, Kothari P, Guzman JZ, Steinberger J, Leven D, Cho SK. Age As A Risk Factor For Postoperative Complications In Adults Undergoing Elective Posterior Lumbar Fusion (E-POSTER). Congress of 7 Guzman JZ, Steinberger J, Skovrlj B, Lee NJ, Kothari P, Shin JI, Leven D, Caridi

8 JM, Cho SK. Age is An Independent Risk Factor for Post-Operative Complications and Mortality Following Adult Deformity Surgery (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 8 Lee NJ, Steinberger J, Guzman JZ, Kothari P, Leven D, Shin JI, Skovrlj B, Caridi JM, Cho SK. Clinical Features Associated With Venous Thromboembolism Risk In Patients Undergoing Adult Deformity Surgery: A Review Of 4,793 Patients (E- September New 9 Leven D, Shin JI, Steinberger J, Skovrlj B, Kothari P, Lee NJ, Guzman JZ, Caridi JM, Cho SK. Comorbidities And Operative Factors Are Predictive Of Mortality Following Adult Deformity Surgery (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 10 Kothari P, Lee NJ, Skovrlj B, Steinberger J, Leven D, Guzman JZ, Shin JI, Cho SK. Comparative Analysis Between Adults Undergoing Elective Posterior Lumbar Fusion And Combined Posterior/Interbody Lumbar Fusion (E- September New 11 Lee NJ, Steinberger J, Skovrlj B, Kothari P, Leven D, Guzman JZ, Shin JI, Cho SK. Comparative Analysis Of Anterior And Three-Column Osteotomies During Adult Spinal Deformity Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 12 Kothari P, Guzman JZ, Lee NJ, Shin JI, Steinberger J, Skovrlj B, Leven D, Cho SK. Comparative Analysis Of Laminotomy And Microdiscectomy With Revisions (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 13 Kothari P, Guzman JZ, Lee NJ, Shin JI, Skovrlj B, Steinberger J, Leven D, Cho SK. Comparative Analysis Of Standard Discectomy With Extraforaminal Discectomy (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 14 Kothari P, Leven D, Lee NJ, Shin JI, Skovrlj B, Steinberger J, Guzman JZ, Cho SK. Diabetes Is An Independent Risk Factor For Reoperation And Readmission Following Anterior Cervical Discectomy And Fusion (E-POSTER). Congress of 15 Lee NJ, Steinberger J, Skovrlj B, Guzman JZ, Leven D, Shin JI, Kothari P, Cho SK. Does Obesity Increase Complications After Posterior Cervical Fusions: An Analysis Using The ACS NSQIP Database (E-POSTER). Congress of

9 16 Kothari P, Guzman JZ, Steinberger J, Skovrlj B, Leven D, Shin JI, Lee NJ, Caridi JM, Cho SK. Does Pelvic Fixation Increase Morbidity And Mortality In Patients Undergoing Posterior Lumbar Fusion? (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 17 Kothari P, Guzman JZ, Lee NJ, Shin JI, Leven D, Steinberger J, Skovrlj B, Cho SK. Does Smoking Increase The Risk Of Wound Infections In Patients Undergoing Posterior Cervical Fusion? (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 18 Kothari P, Steinberger J, Guzman JZ, Lee NJ, Skovrlj B, Shin JI, Leven D, Caridi JM, Cho SK. Duration Of Anesthesia As A Risk Factor For Postoperative Complications In Patients Undergoing Anterior Cervical Discectomy And Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 19 Steinberger J, Kothari P, Guzman JZ, Skovrlj B, Leven D, Lee NJ, Shin JI, Caridi JM, Cho SK. Duration Of Anesthesia As A Risk Factor For Postoperative Complications In Patients Undergoing Posterior Lumbar Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 20 Steinberger J, Kothari P, Guzman JZ, Skovrlj B, Leven D, Lee NJ, Shin JI, Caridi JM, Cho SK. Duration Of Anesthesia As An Independent Risk Factor For Postoperative Complications In Adult Spinal Deformity Surgery (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 21 Lee NJ, Kothari P, Skovrlj B, Guzman JZ, Leven D, Steinberger J, Shin JI, Cho SK. Duration Of Operation As A Risk Factor For Increased Rates Of Complications And Length Of Stay (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 22 Steinberger J, Kothari P, Guzman JZ, Skovrlj B, Leven D, Lee NJ, Shin JI, Caridi JM, Cho SK. Factors Associated With Increased Length Of Stay (LOS) Following Adult Deformity Surgery (ADS) (E-POSTER). Congress of 23 Leven D, Kothari P, Guzman JZ, Shin JI, Steinberger J, Skovrlj B, Lee NJ, Caridi JM, Cho SK. Frailty Index Is A Significant Predictor Of Complications And Mortality Following Adult Deformity Surgery (E-POSTER). Congress of

10 24 Kothari P, Leven D, Lee NJ, Shin JI, Skovrlj B, Steinberger J, Guzman JZ, Cho SK. Frailty Index Is A Significant Predictor Of Complications And Readmissions Following Posterior Lumbar Fusion (E-POSTER). Congress of 25 Guzman JZ, Kothari P, Steinberger J, Lee NJ, Skovrlj B, Leven D, Shin JI, Caridi JM, Cho SK. Higher American Society Of Anesthesiologist (ASA) Score Is An Independent Risk Factor For Complications Following Adult Deformity Surgery (ADS) (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 26 Skovrlj B, Lee NJ, Kothari P, Guzman JZ, Steinberger J, Leven D, Shin JI, Cho SK. Impact Of Operative Time On Outcomes In Adults Undergoing Elective Posterior Lumbar Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 27 Skovrlj B, Lee NJ, Steinberger J, Leven D, Kothari P, Guzman JZ, Shin JI, Caridi JM, Cho SK. Impact Of Preoperative Anemia On Perioperative Outcomes In Adults Undergoing Elective Posterior Cervical Fusion (E-POSTER). Congress of 28 Lee NJ, Leven D, Steinberger J, Skovrlj B, Guzman JZ, Kothari P, Shin JI, Caridi JM, Cho SK. Incidence, Outcomes And Clinical Factors Associated With Perioperative Blood Transfusion In Adults Undergoing Elective Posterior Cervical Fusion Surgery (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 29 Lee NJ, Leven D, Kothari P, Steinberger J, Skovrlj B, Guzman JZ, Shin JI, Cho SK. Independent Predictors For Hospital Acquired Conditions (HAC) And Associated Complications In Adults Undergoing Elective Posterior Cervical Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 30 Kothari P, Steinberger J, Lee NJ, Skovrlj B, Leven D, Guzman JZ, Shin JI, Caridi JM, Cho SK. Influence Of Gender On Outcomes After Anterior Cervical Discectomy And Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 31 Kothari P, Steinberger J, Lee NJ, Skovrlj B, Leven D, Guzman JZ, Shin JI, Caridi JM, Cho SK. Influence Of Gender On Outcomes After Lumbar Spinal Fusion (E- September New

11 32 Kothari P, Steinberger J, Lee NJ, Skovrlj B, Leven D, Guzman JZ, Shin JI, Caridi JM, Cho SK. Influence Of Gender On Outcomes After Spinal Deformity Surgery (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 33 Kothari P, Guzman JZ, Steinberger J, Shin JI, Lee NJ, Skovrlj B, Leven D, Cho SK. Influence Of Smoking On Wound Complications In Adults Undergoing Elective Posterior Lumbar Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 34 Lee NJ, Guzman JZ, Kothari P, Steinberger J, Shin JI, Skovrlj B, Leven D, Cho SK. Is ASA Score A Predictor Of 30 Day Perioperative Readmission In Adults Undergoing Posterior Lumbar Fusion? (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 35 Leven D, Steinberger J, Lee NJ, Kothari P, Skovrlj B, Guzman JZ, Shin JI, Caridi JM, Cho SK. Malnutrition Is A Risk Factor For Major Postoperative Complications Following Adult Deformity Surgery (E-POSTER). Congress of 36 Steinberger J, Leven D, Skovrlj B, Lee NJ, Kothari P, Guzman JZ, Shin JI, Caridi JM, Cho SK. Morbidity And Mortality Associated With Transoral Approaches To The Cervical Spine (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 37 Skovrlj B, Lee NJ, Steinberger J, Leven D, Guzman JZ, Kothari P, Shin JI, Caridi JM, Cho SK. Nutritional Status As An Adjunct Risk Factor For Increased Complications And Prolonged Length Of Hospital Stay In Adults Undergoing Elective Posterior Cervical Fusion Surgery (E-POSTER). Congress of 38 Kothari P, Leven D, Skovrlj B, Lee NJ, Shin JI, Steinberger J, Guzman JZ, Caridi JM, Cho SK. Obese Class III Adults Have Significantly Greater Risk Of Multiple Complications After Adult Deformity Surgery: An Analysis Of 4,716 Patients In The ACS NSQIP Database (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 39 Lee NJ, Leven D, Skovrlj B, Steinberger J, Kothari P, Shin JI, Guzman JZ, Cho SK. Operative Time Is An Independent Predictor Of Complications Following Anterior Cervical Discectomy And Fusion (E-POSTER). Congress of

12 40 Lee NJ, Kothari P, Leven D, Skovrlj B, Steinberger J, Shin JI, Guzman JZ, Cho SK. Operative Time Is An Independent Predictor Of Complications Following Posterior Cervical Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 41 Lee NJ, Steinberger J, Shin JI, Skovrlj B, Guzman JZ, Leven D, Kothari P, Cho SK. Patients With Noninsulin Dependant Diabetes Have Greater Risk Of Complications After Adult Deformity Surgery: An Analysis Of 4,716 Patients In The ACS NSQIP Database (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 42 Lee NJ, Steinberger J, Guzman JZ, Skovrlj B, Leven D, Kothari P, Shin JI, Caridi JM, Cho SK. Predictors Of Uplanned Readmission For Adults Undergoing Elective Lumbar Spine Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 43 Skovrlj B, Leven D, Lee NJ, Steinberger J, Kothari P, Guzman JZ, Shin JI, Caridi JM, Cho SK. Preoperative Anemia As A Predictor For Major Postoperative Complications In Elective Adult Spinal Deformity Surgery (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 44 Kothari P, Guzman JZ, Lee NJ, Shin JI, Steinberger J, Skovrlj B, Leven D, Cho SK. Racial Disparity In Total Hospital Length Of Stay For Adults Undergoing Elective ACDF (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 45 Kothari P, Guzman JZ, Lee NJ, Shin JI, Skovrlj B, Steinberger J, Leven D, Cho SK. Racial Disparity In Wound Complications For Adults Undergoing Elective Posterior Lumbar Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 46 Leven D, Kothari P, Guzman JZ, Skovrlj B, Lee, NJ, Steinberger J, Shin JI, Caridi JM, Cho SK. Readmissions After Spinal Deformity Surgery (E- September New 47 Lee NJ, Guzman JZ, Skovrlj B, Kothari P, Shin JI, Leven D, Steinberger J, Cho SK. Relationship Between ASA Scores And 30-Day Readmissions In Patients Undergoing Anterior Cervical Discectomy And Fusion (E-POSTER). Congress of 48 Lee, NJ, Leven D, Shin JI, Guzman JZ, Kothari P, Steinberger J, Skovrlj B, Cho SK. Relationship Between ASA Scores And 30-Day Readmissions In Patients Undergoing Posterior Cervical Fusion (E-POSTER). Congress of Neurological

13 Surgeons (CNS) 66 th Annual Meeting, September New 49 Lee NJ, Skovrlj B, Steinberger J, Guzman JZ, Leven D, Shin JI, Kothari P, Caridi JM, Cho SK. Risk Factors For Blood Transfusion And Associated Complications Following Adult Deformity Surgery (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 50 Kothari P, Guzman JZ, Skovrlj B, Lee NJ, Shin JI, Steinberger J, Leven D, Cho SK. Risk Factors For Complications And Extended Length Of Stay For Patients Undergoing Anterior Fixation For Odontoid Fractures (E-POSTER). Congress of 51 Kothari P, Leven D, Skovrlj B, Steinberger J, Lee NJ, Guzman JZ, Shin JI, Cho SK. Risk Factors For Hospital-Acquired Conditions And Associated Complications Following Adult Deformity Surgery (E-POSTER). Congress of 52 Kothari P, Lee NJ, Guzman JZ, Shin JI, Skovrlj B, Steinberger J, Leven D, Cho SK. Risk Factors For Hospital-Acquired Conditions And Associated Complications Following Anterior Cervical Discectomy And Fusion (E- September New 53 Kothari P, Leven D, Lee NJ, Shin JI, Steinberger J, Skovrlj B, Guzman JZ, Cho SK. Risk Factors For Hospital-Acquired Conditions (HAC) And Associated Complications Following Elective Posterior Lumbar Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 54 Lee NJ, Leven D, Shin JI, Guzman JZ, Kothari P, Skovrlj B, Steinberger J, Cho SK. Risk Factors For Morbidity Following Posterior Cervical Fusion (E- September New 55 Leven D, Lee NJ, Guzman JZ, Kothari P, Steinberger J, Skovrlj B, Shin JI, Cho SK. Risk Factors For Readmission Following Anterior Lumbar Fusion (E- September New 56 Lee NJ, Leven D, Kothari P, Skovrlj B, Steinberger J, Shin JI, Guzman JZ, Cho SK. Risk Factors For Readmission Following Posterior Cervical Fusion (E- September New

14 57 Kothari P, Leven D, Lee NJ, Shin JI, Skovrlj B, Steinberger J, Guzman JZ, Cho SK. Risk Factors For Readmission Following Posterior Lumbar Fusions (E- September New 58 Kothari P, Guzman JZ, Lee NJ, Shin JI, Steinberger J, Leven DM, Skovrlj B, Cho SK. Risk Factors For Wound Complications Following Anterior Cervical Discectomy And Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 59 Lee NJ, Leven D, Kothari P, Guzman JZ, Steinberger J, Shin JI, Skovrlj B, Cho SK. Risk Factors For Wound Complications Following Posterior Cervical Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 60 Kothari P, Leven D, Lee NJ, Shin JI, Steinberger J, Skovrlj B, Guzman JZ, Cho SK. Risk Factors For Wound Complications Following Posterior Lumbar Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 61 Lee NJ, Leven D, Steinberger J, Shin JI, Kothari P, Guzman JZ, Skovrlj B, Caridi JM, Cho SK. Surgical Approach Is Associated With Increased Rates Of Complications And Longer Length Of Stay In Adult Deformity Surgery (E- September New 62 Lee, NJ, Leven D, Kothari P, Steinberger J, Skovrlj B, Guzman JZ, Shin JI, Cho SK. Surgical Approach Is Associated With Reoperation Rates And Longer Length Of Stay In Patients Undergoing Elective Lumbar Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 63 Kothari P, Lee NJ, Shin JI, Skovrlj B, Steinberger J, Leven D, Guzman JZ, Cho SK. The Effect Of Race On Patients Undergoing Elective Posterior Cervical Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 64 Kothari P, Guzman JZ, Lee NJ, Shin JI, Skovrlj B, Steinberger J, Leven D, Cho SK. The Effect Of Smoking On Complications In Adults Undergoing Elective Anterior Cervical Discectomy And Fusion (E-POSTER). Congress of 65 Lee NJ, Skovrlj B, Kothari P, Steinberger J, Leven D, Guzman JZ, Shin JI, Caridi JM, Cho SK. The Impact Of Resident Involvement On Postoperative Complications Following Adult Deformity Surgery (E-POSTER). Congress of

15 66 Leven D, Kothari P, Shin JI, Skovrlj B, Steinberger J, Guzman JZ, Lee NJ, Caridi JM, Cho SK. The Incidence And Predictors For 30 Day Wound Complications In Adult Deformity Spinal Fusion Surgery, An Analysis Of The ACS NSQIP Database (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 67 Kothari P, Leven D, Skovrlj B, Cho SK, Steinberger J, Lee NJ, Guzman JZ, Shin JI. Risk Factors for Hospital-Acquired Conditions (HAC) and Associated Complications Following Adult Deformity Surgery (ADS) (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 68 Kothari P, Guzman JZ, Cho SK, Lee NJ, Shin JI, Skovrlj B, Steinberger J, Leven D. Age as a Risk Factor for Postoperative Complications in Adults Undergoing Elective Posterior Lumbar Fusion (E-POSTER). Congress of Neurological Surgeons (CNS) 66 th Annual Meeting, September New 69 Kothari P, Lee NJ, Cho SK, Guzman JZ, Shin JI, Skovrlj B, Steinberger J, Leven D. Risk Factors for Hospital-Acquired Conditions (HAC) and Associated Complications Following Anterior Cervical Discectomy and Fusion (ACDF) (E- September New 70 Patel A, Pivec, R, Kapadia B, Day L, Margalit A, Leven D, Frumberg D, Narcisse P, Paulino C. De-Rotational Maneuvers during Surgical Realignment for Adolescent Idiopathic Scoliosis. Are we Doing Enough? (E-POSTER). North American Spine Society s 11 th Annual Evidence and Technology Spine Summit Snowbird, Utah. 71 Patel A, Pivec, R, Kapadia B, Day L, Margalit A, Leven D, Frumberg D, Narcisse P, Paulino C. Moving Beyond Radiographs: Understanding the Functional Implications of Adolescent Idiopathic Scoliosis Correction in the Coronal Plane (E-POSTER). North American Spine Society s 11 th Annual Evidence and Technology Spine Summit Snowbird, Utah 72 Leven D, Passias, Peter G, Errico, T, Lurie J, Gerling, M. Risk Factors For Reoperation in Patients Treated Surgically for Lumbar Spinal Stenosis. A subanalysis of the 8-year data from the SPORT trial (E-POSTER). International Meeting of Advanced Surgical Technique Annual Meeting Valencia, Spain.

16 73 Leven D, Korshunov Y, Pivec R, Paulino C. Predictors of septic arthritis in the adult population. American Academy of Orthopedic Surgeons Annual Meeting New 74 Akamnonu C, Naziri Q, Leven D, Paulino C. A Systematic Review of All Smart Phone Applications Specifically Aimed For Use as a Scoliosis Screening Tool. American Academy of Orthopaedic Surgeons Annual Meeting New 75 Patel A, Leven D, Paulino C. Anterior shift of the lumbar plexus within the surgical corridor in scoliotic spines: Considerations during the transpsoas approach to the lumbar spine (E-POSTER). International Meeting on Advanced Spine Techniques Vancouver, Canada. 76 Leven D, Parker M. Discussion of the genetic implications in distal renal tubular acidosis (drta) with sensorineural hearing loss. American Academy of Pediatrics Maine Chapter Meeting Bethel, Maine. Academic Lectures: 1. Cervical Spine Trauma Nassau Univeristy Medical Center Grand Rounds, September Vertebral Body Tethering in Scoliosis Surgery - Mount Sinai Hospital, January Stand Alone Cervical Cages. Indications and Surgical Technique. Guest Lecture. International Visiting Spine Surgeon Conference - Mount Sinai Hospital. November Stand Alone Cervical Cages Compared with Standard ACDF Plates. Mount Sinai Research Day Multi-Rod Constructs May Prevent Pseudarthrosis at the Lumbosacral Junction in Adult Spinal Deformity. Mount Sinai Research Day Adolescent Idiopathic Scoliosis Case Presentations. Indications Conference - Mount Sinai Hospital. October Cervical Spine Trauma. Grand Rounds Presentation - State University of New York, Downstate Medical Center. May Spine Patient Outcome Research Trial. Review of study and important subanalyses. Resident Research Presentations - State University of New York, Downstate Medical Center. June 2015.

17 9. Spinal Anatomy and Physical Examination - State University of New York, Downstate Medical Center. October Degenerative Disc Disease - State University of New York, Downstate Medical Center. September Thoracolumbar Spinal Trauma. Guest Lecture - Kings County Hospital. July Open Fracture Management - State University of New York, Downstate Medical Center. November Ankle Fractures. Diagnosis and Management - State University of New York, Downstate Medical Center. August 2012.