Alokananda Rudra|Matthew K. Belmonte|Parmeet Kaur Soni|Saoni Banerjee|Shaneel Mukerji|Bhismadev Chakrabarti
Prevalence of autism spectrum disorder and autistic symptoms in a school?based cohort of children in Kolkata, India
University of Reading|Ben-Gurion University of the Negev|Nottingham Trent University|University of Haifa|University of Reading
despite housing 18 worlds population india yet estimate prevalence autism study carried estimate prevalence autism selected population schoolchildren india n 11849 children mean age 59 sd 13 395 females selected various school types three boroughs kolkata india parentscaregivers teachers filled social communication disorders checklist scdc children meeting cutoff parentreported scdc followed social communication questionnaire scq scqpositive children administered autism diagnostic observation schedule ados teacher report scdc available 11849 children parentreport scdc scores obtained 5947 children mean scores teacher scdc significantly lower parent scdc 1247 scdcpositive children 882 answered scq 124 met cutoff score 15 six children met criteria autism autism spectrum disorder asd broader autism spectrum ados weighted estimate suprathreshold scq scores 354 ci 28843 weighted prevalence estimate positive scores broader autism spectrum asd autism 023 007046 20 children state known school system asd prevalence likely higher group estimate likely represent lowerbound true prevalence study provides preliminary data prevalence broaderspectrum autism suprathreshold autistic traits population sample school children eastern india autism res 2017 10 15971605 2017 authors autism research published wiley periodicals inc behalf international society autism research