Table 2 Studies on prevalence of autism in China
From: Current state and recent developments of child psychiatry in China
Time | Region | Definition | Age (years) | Screening (diagnose) instrument | Sample size | Prevalence (per 10,000) | Gender ratio (M: F) | Urban/rural ratio |
|---|---|---|---|---|---|---|---|---|
2000 | Fujian | ASD | 0-14 | ABC (CCMD-2, DSM-III-R) | 10802 | 2.80 | 1.77 (P > 0.05) | 0.50 (P > 0.05) |
2002 | Changzhou | ASD | 2-6 | CABS (CARS, CCMD-2-R) | 3978 | 17.89 | 2.00 | N/A |
2003 | Zunyi, Guizhou | ASD | 3-12 | ABC (DSM-IV) | 10412 | 5.76 | N/A | N/A |
2004 | Beijing | PDD | 2-6 | CABS (CARS, DSM-IV) | 21866 | 15.30 | 1.08 (P > 0.05) | 1.38 (P > 0.05) |
2004 | Tianjin | ASD | 2-6 | CABS (CARS, DSM-IV) | 7316 | 11.00 | 6.00 (P < 0.05) | 1.75 (P > 0.05) |
2006 | National based survey | ASD associated disability | 0-17 | Screen for disability first (ICD-10) | 77301 | 2.38 | 2.09 (P < 0.05) | 1.03 (P > 0.05) |
2010 | Tianjin | ASD | 1.5-3 | CHAT (CARS, DSM-IV) | 8428 | 26.60 | 4.15 (P < 0.05) | 0.61 (P > 0.05) |
2014 | Changchun | ASD | 0-6 | ABC (CARS, CCMD-3) | 9714 | 15.44 | N/A | N/A |