Table 1.
Prevalence Estimatesa: DSM-IV Pervasive Developmental Disorder (PDD), DSM-5 Autism Spectrum Disorder (ASD) and DSM-5 Social Communication Disorder (SCD)
| DSMIV PDD % (95% CI) | DSM5 ASD % (95% CI) | DSM5 SCD % (95% CI) | DSM5 ASD+SCD % (95% CI) | |
|---|---|---|---|---|
| Population | ||||
| Total | 2.64 (1.91-3.37) | 2.20 (1.77-2.64) | 0.49 (0.21-0.77) | 2.70 (2.18-3.21) |
| GPS | 1.89 (1.43-2.36) | 1.46 (1.06-1.85) | 0.49 (0.21-0.77) | 1.95 (1.46-2.43) |
| HPG | 0.75 (0.58-0.93) | 0.75 (0.57-0.92) | 0.00 | 0.75 (0.57-0.92) |
| DSMIV PDD Subtypes | ||||
| Autistic Disorder | 1.04 (0.79-1.30) | 1.03 (0.78-1.29) | 0.01 (0.00-0.03) | 1.04 (0.79-1.30) |
| Asperger | 0.60 (0.33-0.87) | 0.55 (0.29-0.80) | 0.05 (0.00-0.13) | 0.59 (0.33-0.86) |
| PDD-NOS | 1.00 (0.66-1.34) | 0.63 (0.38-0.87) | 0.32 (0.09-0.54) | 0.94 (0.61-1.28) |
| Sex | ||||
| Male | 3.74 (2.57-4.90) | 3.16 (2.47-3.85) | 0.56 (0.17-0.95) | 3.71 (2.92-4.51) |
| Female | 1.47 (0.60-2.37) | 1.17 (0.62-1.72) | 0.42 (0.02-0.81) | 1.58 (0.90-2.26) |
Note: GPS=General Population Sample; HPG=High Probability Group; NOS = not otherwise specified
a
From a representative, total population of Korean school-aged children