From: Waist–hip ratio and breast cancer risk in urbanized Nigerian women
Predictor | Cases | Controls | Odds ratio | 95% confidence interval | P value |
---|---|---|---|---|---|
Waist–hip ratio | |||||
≤ 0.77 | 16 (15.4) | 21 (23.6) | 1.00 | ||
>0.77 to ≤ 0.85 | 40 (38.5) | 40 (44.9) | 1.52 | 0.67–3.42 | 0.31 |
>0.85 | 48 (46.15) | 28 (31.5) | 2.79 | 1.21–6.45 | 0.02 |
Family history of breast cancer | |||||
Yes | 7 (6.73) | 8 (8.99) | 0.70 | 0.23–2.09 | 0.52 |
No | 97 (93.27) | 81 (91.01) | |||
Obesity | |||||
Yes | 31 (29.81) | 16 (17.98) | 2.01 | 0.99–4.09 | 0.05 |
No | 73 (70.19) | 73 (82.02) | |||
Having ever breastfed | |||||
Yes | 101 (97.12) | 89 (100) | a | a | a |
No | 3 (2.88) | 0 (0) | |||
Use of contraceptive pill | |||||
Yes | 34 (34) | 25 (28.09) | 0.96 | 0.50–1.84 | 0.90 |
No | 66 (66) | 64 (71.91) | |||
Social status | |||||
Low | 49 (47.12) | 57 (64.77) | 1.00 | 0.97–3.19 | 0.06 |
Middle | 47 (45.19) | 31 (35.23) | 1.79 | ||
High | 8 (7.69) | 0 | a | a |