Table 2

Identified prevalence of childhood autism by age and gender

Age in yearsAll childrenChildren with autism
TotalFemaleMaleTotalFemaleMale
058 71528 82329 89276 (0.1%)34 (0.1%)42 (0.1%)
159 55629 18830 368126 (0.2%)52 (0.2%)74 (0.2%)
258 90928 93629 973301 (0.5%)87 (0.3%)214 (0.7%)
358 76428 73530 029509 (0.9%)132 (0.5%)377 (1.3%)
456 87727 91528 962730 (1.3%)176 (0.6%)554 (1.9%)
555 22426 91028 314966 (1.7%)223 (0.8%)743 (2.6%)
655 23626 87228 3641053 (1.9%)200 (0.7%)853 (3.0%)
753 78626 17227 6141154 (2.1%)244 (0.9%)910 (3.3%)
852 32525 66526 6601243 (2.4%)222 (0.9%)1021 (3.8%)
953 04626 02227 0241418 (2.7%)257 (1.0%)1161 (4.3%)
1055 06726 95028 1171549 (2.8%)306 (1.1%)1243 (4.4%)
1156 76927 69929 0701623 (2.9%)313 (1.1%)1310 (4.5%)
1258 65628 41230 2441665 (2.8%)324 (1.1%)1341 (4.4%)
1359 97129 35330 6181705 (2.8%)330 (1.1%)1375 (4.5%)
1461 15229 58631 5661658 (2.7%)307 (1.0%)1351 (4.3%)
1562 27829 98732 2911572 (2.5%)300 (1.0%)1272 (3.9%)
0–15916 331447 225469 10617 348 (1.9%)3507 (0.8%)13 841 (3.0%)