Age group | Total | Prevalence of delayed development, n (%) | ||||
---|---|---|---|---|---|---|
Personal-social | Language | Fine motor | Gross motor | One or more domain | ||
12–23 months | 116 | 4 (3.4) | 15 (12.9) | 2 (1.7) | 4 (3.4) | 27 (23.3) |
23–35 months | 127 | 19 (15.0) | 18 (14.2) | 11 (8.7) | 3 (2.4) | 38 (29.9) |
36–47 months | 129 | 20 (15.5) | 37 (28.7) | 9 (7.0) | 5 (3.9) | 54 (41.9) |
48–60 months | 126 | 13 (10.3) | 35 (27.8) | 38 (30.2) | 6 (4.8) | 65 (52.4) |
Total | 498 | 56 (11.2) | 105 (21.1) | 60 (12.0) | 18 (3.6) | 185 (37.1) |