IAN Stats Home New Advanced Stats Advanced Stats Help Contact us IAN Community IAN Research Advanced StateStats Choose state to compare: South Carolina to nationwide US Update Page Use extra caution when drawing conclusions from information with fewer than 30 responses in a category. Find out why here. Distribution of Autism Spectrum Disorders among IAN children with ASD, by first diagnosis First diagnosis US % US responses SC % SC responses Autism 40 3912 52 54 PDD-NOS 31 3086 24 25 Asperger 15 1464 14 15 Other 15 1436 10 10 100 % 9898 100 % 104 Distribution of Autism Spectrum Disorders among IAN children with ASD, by current diagnosis Current diagnosis US % US responses SC % SC responses Autism 46 4598 60 62 PDD-NOS 22 2148 15 16 Asperger 19 1843 17 18 Other 13 1262 8 8 No ASD 0 47 100 % 9898 100 % 104 Distribution of Autism Spectrum Disorders among IAN children with ASD, by first diagnosis and age category First Diagnosis US % 0-3 SC % 0-3 US % 4-6 SC % 4-6 US % 7-12 SC % 7-12 US % 13-18 SC % 13-18 Autism 48 61 30 48 13 29 14 0 PDD-NOS 32 24 34 29 22 14 21 33 Asperger 3 3 25 14 57 57 55 67 Other 17 12 12 10 8 0 10 0 % 100 % 100 % 100 % 100 % 100 % 100 % 100 % 100 % Responses 6525 66 2089 21 1172 14 112 3 Distribution of Autism Spectrum Disorders among IAN children with ASD, by first diagnosis and Gender First Diagnosis US % Male US % Female SC % Male SC % Female Autism 39 40 51 58 PDD-NOS 31 31 22 32
Asperger 15 13 18 0 Other 14 15 9 11 % 100 % 100 % 100 % 100 % Responses 8170 1728 85 19 Distribution of Autism Spectrum Disorders among IAN children with ASD, by current diagnosis and Gender Current Diagnosis US % Male US % Female SC % Male SC % Female Autism 46 47 58 68 PDD-NOS 21 23 14 21 Asperger 19 16 20 5 Other 13 14 8 5 No ASD 0 1 0 0 % 100 % 100 % 100 % 100 % Responses 8170 1728 85 19 Age at first ASD diagnosis of IAN children with ASD over time, by year of diagnosis and first diagnosis Year of first diagnosis First diagnosis US Median Age () US responses SC Median Age () SC responses 1991 Autism 1.5 5 0.6 1 1992 Other 2.0 5 2.0 1 1996 Autism 2.8 70 2.5 1 1998 PDD-NOS 2.9 86 5.5 1 2000 PDD-NOS 2.9 135 3.0 1 2001 Autism 2.7 155 5.4 2 2002 Autism 2.6 215 1.8 1 2002 PDD-NOS 3.0 196 2.7 3 2002 Asperger 6.4 91 3.5 1 2002 Other 2.8 91 1.9 1 2003 Autism 2.7 296 6.0 5 2003 Asperger 6.8 96 10.9 1 2004 Autism 2.8 375 3.4 4 2004 PDD-NOS 2.9 316 3.3 3 2004 Asperger 6.9 123 6.9 1 2004 Other 2.7 126 4.5 1 2005 Autism 2.8 494 2.6 6 2005 PDD-NOS 3.1 361 13.4 1 2005 Asperger 7.4 157 6.8 2 2006 Autism 2.8 568 2.6 13 2006 PDD-NOS 3.1 407 7.2 1 2006 Asperger 7.0 230 10.1 2 2006 Other 2.9 218 3.3 1 2007 Autism 2.9 461 3.0 7 2007 PDD-NOS 3.3 354 3.1 8 2007 Asperger 7.0 216 9.8 4 2007 Other 3.0 203 2.9 3 2008 Autism 3.1 284 3.3 10 2008 PDD-NOS 3.5 184 3.8 1 2008 Asperger 7.9 133 10.1 2 2009 Autism 2.9 190 3.4 3 2009 PDD-NOS 3.6 115 2.3 1
2009 Asperger 8.0 102 7.5 2 2010 Autism 3.0 148 1.9 1 2010 Other 3.6 53 3.9 2 2011 PDD-NOS 3.5 32 2.6 4 2011 Other 2.9 23 2.8 1 2012 PDD-NOS 3.7 14 2.8 1 This table only shows US data where the selected state data has responses. Median age at first ASD diagnosis of IAN children with ASD, by year of birth and diagnosis (US v SC) NOTE: This information should be interpreted carefully. The odds of getting a diagnosis increase with age, and thus younger children (born after 2000, or under 8) have not had as long a time to receive a diagnosis as an older child. Year of Birth First Diagnosis US median age in US responses SC median age in SC responses 1990 Autism 3.0 32 0.6 1 1990 PDD-NOS 5.3 39 11.6 1 1990 Other 2.9 13 2.0 1 1991 Asperger 10.4 42 15.2 1 1992 PDD-NOS 4.4 64 9.4 2 1992 Asperger 9.2 40 10.9 1 1993 Asperger 9.4 84 13.5 1 1994 Autism 3.2 95 7.1 3 1996 Autism 3.0 108 7.0 1 1996 Asperger 8.7 116 11.9 2 1997 Autism 3.1 146 6.0 3 1997 PDD-NOS 3.7 171 3.0 1 1997 Asperger 8.3 133 7.4 2 1998 Autism 3.0 181 6.3 1 1998 Asperger 7.7 144 9.8 2 1999 Autism 3.0 222 7.5 2 1999 PDD-NOS 3.5 224 4.7 3 1999 Asperger 6.9 140 5.6 3 2000 Autism 3.1 301 4.5 4 2000 PDD-NOS 3.5 256 1.3 1 2000 Asperger 6.5 122 6.6 1 2000 Other 3.2 122 3.2 2 2001 Autism 3.0 373 3.4 4 2001 PDD-NOS 3.0 296 3.3 1 2001 Asperger 5.5 127 7.4 1 2002 Autism 2.9 463 2.0 2 2002 PDD-NOS 3.1 372 4.7 3 2002 Other 3.1 156 3.3 1 2003 Autism 2.7 517 2.6 11 2003 PDD-NOS 2.8 313 3.8 2 2004 Autism 2.6 426 2.7 11 2004 PDD-NOS 2.5 268 2.9 3 2004 Other 2.7 180 2.9 3 2005 Autism 2.4 290 3.0 6 2005 PDD-NOS 2.5 166 1.6 1 2005 Asperger 3.9 26 3.9 1 2005 Other 2.3 102 5.0 1 2006 Autism 2.5 194 2.0 2
2006 PDD-NOS 2.2 101 1.8 2 2007 Autism 2.4 115 1.8 2 2007 PDD-NOS 2.6 45 4.1 1 2007 Other 2.2 42 2.8 1 2008 Autism 2.3 68 1.9 1 2008 PDD-NOS 2.0 28 2.6 3 2008 Other 2.0 31 2.8 1 2009 PDD-NOS 2.3 12 2.8 1 This table only shows US data where the selected state data has responses. Median age (unadjusted) at first ASD diagnosis of IAN children with ASD by diagnosis, US v SC Diagnosis US median age in US responses SC median age in SC responses Autism 2.8 3912 3.0 54 PDD-NOS 3.1 3086 3.0 25 Asperger 7.0 1464 7.9 15 Other 2.9 1436 2.9 10 Gender distribution among IAN children with ASD (US v SC) Gender US % US responses SC % SC responses Male 83 8170 82 85 Female 17 1728 18 19 Gender distribution among IAN children with ASD (US v SC), by first diagnosis US % SC % US % SC % US % PDD- Gender Autism Autism Asperger Asperger NOS SC % PDD- NOS US % Other SC % Other US responses SC responses Male 39 51 15 18 31 22 14 9 8170 85 Female 40 58 13 0 31 32 15 11 1728 19
Distribution of person/team giving first ASD diagnosis among IAN children with ASD (US v SC) (Who) Diagnosed By US % US responses SC % SC responses Specialist 64 6317 63 65 Team of health professionals 14 1366 13 14 Team of professionals in school system 11 1049 8 8 Other/Null 5 500 9 9 Pediatrician/FP/Primary care provider 5 503 6 6 Speech/Language Pathologist 2 163 2 2 US Distribution of person/team giving first ASD diagnosis among IAN children with ASD (US v SC), by Year of Diagnosis US % Team of US % Team of US % US % Year of US % US % US % health professionals in school Pediatrician/FP/Primary Speech/Language responses Diagnosis Specialist Other/Null professionals system care provider Pathologist for year 1991 78 0 0 11 0 11 100 9 1992 69 13 9 3 6 0 100 32 1993 64 20 7 0 2 7 100 44 1994 61 14 10 5 7 3 100 87 1995 60 17 6 5 8 3 100 118 1996 57 22 8 3 8 2 100 173 1997 64 15 10 2 5 5 100 200 1998 62 19 8 2 5 4 100 220 1999 63 15 11 3 6 2 100 293 2000 62 14 10 6 7 2 100 391 2001 63 15 9 4 6 3 100 432 2002 61 13 12 6 5 3 100 593 2003 62 13 13 6 4 2 100 763 2004 63 14 12 4 5 2 100 940 2005 66 15 10 4 4 1 100 1173 2006 66 12 11 5 5 1 100 1423 2007 67 11 11 5 5 1 100 1234 2008 60 14 12 6 6 2 100 726 2009 64 12 11 8 4 1 100 473 2010 64 18 8 5 4 0 100 364 2011 66 15 8 3 6 1 100 142 2012 63 19 7 7 3 0 100 67 2013 100 0 0 0 0 0 100 1 responses 6317 1366 1049 500 503 163 9898 SC Distribution of person/team giving first ASD diagnosis among IAN children with ASD (US v SC), by Year of Diagnosis SC % Team of SC % Team of SC SC % Year of SC % SC % SC % health professionals in school %Pediatrician/FP/Primary Speech/Language responses Diagnosis Specialist Other/Null professionals system care provider Pathologist for year 1991 0 0 0 100 0 0 100 1 1992 0 0 100 0 0 0 100 1 1993 0 0 0 0 0 0 100 0 1994 0 0 0 0 0 0 100 0 1995 0 0 0 0 0 0 100 0 1996 0 100 0 0 0 0 100 1
1997 0 0 0 0 0 0 100 0 1998 0 100 0 0 0 0 100 1 1999 0 0 0 0 0 0 100 0 2000 100 0 0 0 0 0 100 1 2001 0 50 50 0 0 0 100 2 2002 50 17 0 17 0 17 100 6 2003 50 17 17 0 0 17 100 6 2004 89 0 0 0 11 0 100 9 2005 78 22 0 0 0 0 100 9 2006 47 24 12 6 12 0 100 17 2007 73 0 5 14 9 0 100 22 2008 69 8 15 8 0 0 100 13 2009 50 17 0 17 17 0 100 6 2010 67 0 0 33 0 0 100 3 2011 100 0 0 0 0 0 100 5 2012 0 100 0 0 0 0 100 1 2013 0 0 0 0 0 0 100 0 responses 65 14 8 9 6 2 104 Percentage of IAN children with ASD reporting an addtional diagnosis (US v SC) NOTE: participants may report more than one additional (comorbid) diagnosis. Diagnosis US % US: Number Affected SC % SC: Number Affected Motor Delay 46 4556 39 41 ADHD 30 2961 29 30 Anxiety Disorder 20 1972 18 19 Mental Retardation 9 894 6 6 Depression 8 767 4 4 Seizure Disorder/Epilepsy 7 672 9 9 Bipolar Disorder 4 388 4 4 Cerebral Palsy 1 148 1 1
Mean age in months at first concern (US v SC) by first diagnosis First diagnosis US mean age in months US responses SC mean age in months SC responses Autism 17.3 3912 14.4 54 PDD-NOS 18.9 3086 21.3 25 Asperger 31.1 1464 30.1 15 Other 18.0 1436 22.7 10 Mean age in months at first concern (US v SC) by year of first diagnosis Year of first diagnosis US mean age in months US responses SC mean age in months SC responses 1991 14.4 9 18.0 1 1992 14.2 32 15.0 1 1993 14.9 44 1994 15.5 87 1995 17.8 118 1996 17.9 173 18.0 1 1997 18.0 200 1998 19.3 220 2.0 1 1999 19.1 293 2000 19.8 391 30.0 1 2001 18.9 432 21.0 2 2002 21.2 593 22.5 6 2003 19.0 763 16.3 6 2004 19.4 940 16.2 9 2005 19.8 1173 20.1 9 2006 20.4 1423 12.5 17 2007 19.8 1234 26.0 22 2008 22.0 726 21.1 13 2009 21.3 473 14.0 6 2010 21.3 364 19.3 3 2011 21.7 142 17.4 5 2012 19.5 67 15.0 1
2013 16.0 1 Lag Time, mean delay in months by diagnosis First diagnosis US mean delay in months US responses SC mean delay in months SC responses Autism 22.0 3912 29.6 54 PDD-NOS 27.5 3086 27.4 25 Asperger 57.5 1464 75.5 15 Other 25.3 1436 15.1 10 Lag Time, mean delay in months by year of first diagnosis Year of first diagnosis US mean delay in months US responses SC mean delay in months SC responses 1991 6.6 9 0 1992 12.5 32 9.0 1 1993 13.9 44 1994 18.3 87 1995 21.0 118 1996 18.9 173 12.0 1 1997 21.6 200 1998 21.9 220 64.0 1 1999 26.4 293 2000 23.7 391 5.0 1 2001 27.2 432 44.0 2 2002 26.2 593 23.3 6 2003 27.3 763 49.5 6 2004 28.1 940 32.3 9 2005 29.3 1173 39.9 9 2006 29.8 1423 47.6 17 2007 32.1 1234 28.9 22 2008 35.7 726 32.3 13 2009 36.4 473 43.0 6 2010 41.6 364 19.3 3
2011 35.0 142 18.0 5 2012 36.7 67 18.0 1 2013 26.0 1 All Diagnoses Top 10 Treatments: Rank by Percentage of Respondents Reporting Use (US v SC) Treatment US % US number reporting SC % SC number reporting Speech and Language Therapy 61 4951 76 65 Occupational Therapy 49 3963 57 49 Medications 42 3401 41 35 Applied behavior analysis (ABA) 25 2061 38 33 Social Skills Group 15 1258 15 13 Physical Therapy 12 1012 21 18 Picture Exchange Communication System (PECS) 12 973 7 6 Visual Schedules 12 945 13 11 Sensory Integration Therapy 12 936 14 12 All-Purpose Multivitamin Supplement 11 913 20 17 respondents 8136 86 All Diagnoses: SC Top 10 Treatments: Rank by Percentage of Respondents Reporting Use (US v SC) Treatments US % US number reporting SC % SC number reporting Speech and Language Therapy 61 4951 76 65 Occupational Therapy 49 3963 57 49 medications 0 1 41 35 Medications 42 3401 41 35 Applied behavior analysis (ABA) 25 2061 38 33 Physical Therapy 12 1012 21 18 All-Purpose Multivitamin Supplement 11 913 20 17 Social Skills Group 15 1258 15 13 Sensory Integration Therapy 12 936 14 12 Social Stories 11 876 14 12 Brushing / Joint Compression ( Wilbarger Brushing Protocol) 5 379 13 11 respondents 8136 86 Autism Top 10 Treatments: Rank by Percentage of Respondents Reporting Use (US v SC) Top Ten Treatments: Autism US % US number reporting SC % SC number reporting Speech and Language Therapy 69 2590 85 44 Occupational Therapy 55 2068 77 40 Medications 37 1383 38 20 Applied behavior analysis (ABA) 33 1231 46 24 Picture Exchange Communication System (PECS) 17 655 10 5 Physical Therapy 15 547 35 18 Visual Schedules 13 498 15 8
Sensory Integration Therapy 13 485 19 10 All-Purpose Multivitamin Supplement 12 438 19 10 Melatonin 12 435 12 6 respondents 3760 52 PDD-NOS Top 10 Treatments: Rank by Percentage of Respondents Reporting Use (US v SC) Top Ten Treatments: PDD-NOS US % US number reporting SC % SC number reporting Speech and Language Therapy 65 1204 93 14 Occupational Therapy 50 934 40 6 Medications 41 766 27 4 Applied behavior analysis (ABA) 25 468 33 5 Social Skills Group 18 342 27 4 Physical Therapy 14 262 0 0 Social Stories 13 234 13 2 Sensory Integration Therapy 12 223 13 2 Visual Schedules 11 209 13 2 All-Purpose Multivitamin Supplement 10 195 20 3 respondents 1866 15 Asperger Top 10 Treatments: Rank by Percentage of Respondents Reporting Use (US v SC) Top Ten Treatments: Asperger US % US number reporting SC % SC number reporting Medications 61 876 82 9 Speech and Language Therapy 32 457 9 1 Occupational Therapy 29 420 0 0 Social Skills Group 26 377 27 3 Psychotherapy / Counseling (Talk Therapy) 15 210 9 1 Social Stories 12 177 0 0 Melatonin 11 160 18 2 All-Purpose Multivitamin Supplement 11 151 18 2 Behavioral Therapy (unspecified) 8 116 9 1 Visual Schedules 8 115 0 0 respondents 1438 11 Other ASD Top 10 Treatments: Rank by Percentage of Respondents Reporting Use (US v SC) Top Ten Treatments: Other ASD US % US number reporting SC % SC number reporting Speech and Language Therapy 66 690 75 6 Occupational Therapy 51 532 38 3 Medications 35 369 25 2 Applied behavior analysis (ABA) 26 274 50 4 Picture Exchange Communication System (PECS) 13 138 13 1 Physical Therapy 12 128 0 0 All-Purpose Multivitamin Supplement 12 122 25 2 Visual Schedules 12 121 13 1 Sensory Integration Therapy 12 121 0 0 Melatonin 11 119 0 0 respondents 1043 8
Average annual out-of-pocket cost (US $) per treatment among Top Ten Treatments, US v SC Treatments US avg cost, US $ US responses SC avg cost, US $ SC responses Speech and Language Therapy $880 4951 $599 65 Occupational Therapy $707 3963 $588 49 Medications $354 3401 $96 35 Applied behavior analysis (ABA) $5374 2061 $2020 33 Social Skills Group $1006 1258 $133 13 Physical Therapy $432 1012 $500 18 Picture Exchange Communication System (PECS) $246 973 $0 6 Visual Schedules $112 945 $308 11 Sensory Integration Therapy $1241 936 $2949 12 All-Purpose Multivitamin Supplement $243 913 $365 17 Retrieved 2 Jun 2014 Data current as of 21 Jan 2013 07:20:00