Unexposed | Fetal-exposed | Childhood-exposed | |||
---|---|---|---|---|---|
Early childhood | Mid childhood | Late childhood | |||
Visual impairment | 1331 (82.0) | 730 (82.8) | 995(83.1) | 1136 (83.4) | 1063 (83.0) |
Hearing impairment | 964 (59.4) | 527 (59.8) | 760 (63.4) | 890 (65.4)* | 862 (67.3)* |
Dual sensory impairments | 897 (55.2) | 492 (55.8) | 700 (58.4) | 830 (60.9)* | 787 (61.4)* |
*p<0.05 (after Dunnett corrections).
Data are presented as n (%). The Pearson’s χ² test for categorical variables when comparing differences.