Variable | Coefficient | Std error | Wald | p value | Odds Ratio | 95% CIa |
---|---|---|---|---|---|---|
Level of education | ||||||
 No formal education | − 1.63 | 0.58 | 7.90 | 0.01 | 0.20 | 0.06–0.61 |
Less than grade 12 | − 0.93 | 0.54 | 2.93 | 0.09 | 0.39 | 0.14–1.14 |
 Grade 12 | − 0.10 | 0.60 | 0.03 | 0.87 | 0.90 | 0.28–2.93 |
 Tertiary education | Ref |  |  |  |  |  |
Marital status | ||||||
 Not married | − 0.17 | 0.35 | 0.23 | 0.63 | 0.84 | 0.43–1.68 |
 Married | Ref |  |  |  |  |  |
Household income | ||||||
 ≤ R3000 | − 0.67 | 0.26 | 6.59 | 0.01 | 0.51 | 0.31–0.85 |
 > R3000 | Ref |  |  |  |  |  |
Household size | ||||||
 1–5 members | 2.34 | 1.17 | 4.00 | 0.04 | 10.41 | 1.05–103.20 |
 6–10 members | 2.30 | 1.17 | 3.90 | 0.05 | 10.02 | 1.02–98.56 |
 11–15 members | 2.23 | 1.20 | 3.47 | 0.06 | 9.31 | 0.89–97.28 |
 16–20 members | Ref |  |  |  |  |  |
Age in years | 0.03 | 0.01 | 9.03 | 0.00 | 1.03 | 1.01–1.05 |