Table 3.
ORs (95% CI) for the association of breast cancer incidence and individual- and community-level SES variables at the enumeration-district level in 1980a (349 cases, 298 controls).
| Composite SES measure
|
Adults in poverty measure
|
||||
|---|---|---|---|---|---|
| Individual | Group | Multilevel | Group | Multilevel | |
| Individual-level education | |||||
| Low | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | ||
| Medium | 1.32 (0.76–2.29) | 1.28 (0.75–2.19) | 1.36 (0.82–2.23) | ||
| High | 1.26 (0.72–2.19) | 1.17 (0.70–1.98) | 1.31 (0.78–2.19) | ||
| Community-level SESb | |||||
| 1 (low) | 1.00 (reference) | 1.00 (reference) | |||
| 2 | 1.14 (0.63–2.07) | 1.12 (0.64–1.96) | |||
| 3 | 1.23 (0.72–2.11) | 1.22 (0.76–1.96) | |||
| 4 | 1.31 (0.75–2.30) | 1.28 (0.89–1.84) | |||
| 5 (high) | 1.80 (1.03–3.14) | 1.69 (1.10–2.59) | |||
| Community-level poverty | |||||
| High | 1.00 (reference) | 1.00 (reference) | |||
| Medium | 1.10 (0.69–1.76) | 1.07 (0.70–1.64) | |||
| Low | 0.98 (0.59–1.64) | 0.94 (0.59–1.48) | |||
a
The minimum number of cases or controls in any individual or group SES category was 39.
b
Composite community SES index at the enumeration-district level (Robert et al. 2004).