Table 5.
Variable | Categories | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|---|
cOR | 95% CI | P-value | aOR | 95% CI | P-value | ||
Parents’ age (years) | > 45 | 1.08 | 0.76–1.54 | 0.677 | 1.19 | 0.79–1.77 | 0.405 |
36–45 | 1.35 | 1.08–1.68 | 0.007 | 1.16 | 0.91–1.49 | 0.234 | |
25–35 | 1.33 | 1.10–1.60 | 0.003 | 1.10 | 0.90–1.35 | 0.357 | |
< 25 | Ref | Ref | |||||
Number of children | ≥ 3 | 1.07 | 0.90–1.28 | 0.447 | |||
2 | 1.20 | 0.99–1.46 | 0.063 | ||||
1 | Ref | ||||||
Parents’ sex | Female | 0.81 | 0.68–0.98 | 0.029 | 0.76 | 0.62–0.94 | 0.010 |
Male | Ref | Ref | |||||
Marital status | Married | 1.28 | 1.06–1.54 | 0.010 | 1.03 | 0.77–1.38 | 0.844 |
Not married | Ref | Ref | |||||
Occupation | Employed | 1.93 | 1.58–2.36 | < 0.001 | 1.20 | 0.94–1.55 | 0.148 |
Self-employed | 1.19 | 1.01–1.40 | 0.040 | 0.96 | 0.80–1.15 | 0.634 | |
Not employed | Ref | Ref | |||||
Education level | Degree/masters | 8.79 | 5.60–13.82 | < 0.001 | 5.30 | 3.24–8.65 | < 0.001 |
Diploma | 2.54 | 1.66–3.89 | < 0.001 | 1.38 | 0.85–2.23 | 0.187 | |
Certificate | 4.92 | 3.15–7.70 | < 0.001 | 2.89 | 1.77–4.70 | < 0.001 | |
Advanced secondary | 1.16 | 0.79–1.71 | 0.441 | 0.76 | 0.49–1.17 | 0.214 | |
Primary/secondary | 2.73 | 2.06–3.60 | < 0.001 | 1.92 | 1.42–2.60 | < 0.001 | |
Literate | 1.32 | 0.95–1.84 | 0.097 | 0.92 | 0.65–1.32 | 0.661 | |
Illiterate | Ref | Ref | |||||
Family type | Nuclear family | 1.22 | 1.004–1.48 | 0.046 | 1.08 | 0.87–1.33 | 0.493 |
Single parent family | 0.81 | 0.64–1.04 | 0.093 | 0.81 | 0.59–1.13 | 0.224 | |
Extended family | Ref | Ref | |||||
Residence | Urban | 2.37 | 2.00–2.81 | < 0.001 | 2.07 | 1.72–2.49 | < 0.001 |
Rural | Ref | Ref |
cOR crude odds ratio, aOR adjusted odds ratio, 95%CI 95% confidence interval, Ref reference category.