Table 1 Associations between delayed language development at the age of 2 years and various parameters.
Parameters | Language development at 2 years old | Odds ratio (95% CI) | |
|---|---|---|---|
Normal (n = 187) | Delayed (n = 16) | ||
Gender | |||
Male | 94 | 14 | 6.9 (1.5–31.3) |
Female | 93 | 2 | 1.0 |
Maternal education | |||
≤ 12 years | 141 | 12 | 1.0 (0.3–3.2) |
> 12 years | 46 | 4 | 1.0 |
Monthly family income (in Thai baht, 1US$ = 40 baht) | |||
≤ 50,000 | 175 | 15 | 0.4 (0.05–3.7) |
> 50,000 | 12 | 1 | 1.0 |
Number of children in family | |||
≤ 2 | 168 | 15 | 0.6 (0.07–4.7) |
> 2 | 19 | 1 | 1.0 |
Number of televisions in households | |||
≤ 2 | 150 | 13 | 0.9 (0.3–3.5) |
> 2 | 37 | 3 | 1.0 |
Television in child's bedroom | |||
Yes | 123 | 7 | 0.4 (0.1–1.1) |
No | 64 | 9 | 1.0 |
Time spent on television viewing at 2 years old | |||
≥ 2 hours per day | 74 | 4 | 0.5 (0.2–1.6) |
< 2 hours per day | 113 | 12 | 1.0 |