Table 3 Binary logistic regression analyses of correlates of autism among children aged 18 and 30 months
Odds ratio | Lower level of 95% CI | Upper level of 95% CI | |
|---|---|---|---|
Province | |||
Ha Noi | 1 | ||
Thai Binh | 0.78 | 0.49 | 1.22 |
Hoa Binh | 0.85 | 0.53 | 1.35 |
Area | |||
Rural | 1 | ||
Urban | 2.70 | 1.73 | 4.21 |
Gender | |||
Girl | 1 | ||
Boy | 4.04 | 2.57 | 6.35 |
Age (months) | |||
18–23 | 1 | ||
24–30 | 1.00 | 0.70 | 1.41 |
Mother age | |||
Less than 29 | 1 | ||
29 to 39 | 1.13 | 0.71 | 1.79 |
40 and older | 0.72 | 0.33 | 1.58 |
Mother’s education | |||
Primary education | 1 | ||
Secondary education | 1.07 | 0.62 | 1.85 |
High school | 1.28 | 0.65 | 2.55 |
University/College | 0.75 | 0.31 | 1.79 |
Mother’s occupation | |||
Government staff | 1 | ||
Private sector staff | 1.60 | 0.79 | 3.22 |
Farmer | 4.72 | 2.03 | 10.97 |
Unstable job | 1.50 | 0.72 | 3.12 |
Others | 1.84 | 0.71 | 4.79 |
Father’s age | |||
Less than 29 | 1 | ||
29 to 39 | 1.24 | 0.79 | 1.95 |
40 and older | 0.89 | 0.30 | 2.62 |
Father’s education | |||
Primary education | 1 | ||
Secondary education | 1.10 | 0.64 | 1.89 |
High school | 1.29 | 0.64 | 2.61 |
University/College | 1.33 | 0.57 | 3.11 |
Father’s occupation | |||
Government staff | 1 | ||
Private sector staff | 1.73 | 0.83 | 3.60 |
Farmer | 0.64 | 0.25 | 1.65 |
Unstable job | 1.85 | 0.87 | 3.92 |
Others | 2.71 | 0.92 | 8.01 |
Number of children in the family | |||
1 | 1 | ||
2 | 1.14 | 0.75 | 1.74 |
3 | 1.17 | 0.63 | 2.19 |
Economic status | |||
Non-poor | 1 | ||
Near poor/poor | 1.06 | 0.56 | 2.02 |