| Univariate analysis OR (95 % CI), p-value | Multivariate analysis OR (95 % CI)a |
---|---|---|
HOUSES in a continuous variable | 1.16 (1.05–1.28), p = 0.003 | 1.15 (1.04–1.27) |
HOUSES in quartiles | ||
 First (lowest SES) | Referent | Referent |
 Second | 1.66 (0.74–3.74) | 1.82 (0.79–4.22) |
 Third | 1.35 (0.62–2.96) | 1.22 (0.54–2.74) |
 Fourth (highest SES) | 4.09 (1.52–10.96) | 3.66 (1.34–9.96) |