Table 4.
Endometriosis and selected food groups among 284 cases and 660 controls
Odds ratios and 95% confidence intervals)
| OR | OR | 95 % CI | OR | 95 % CI | P-trend | |
|---|---|---|---|---|---|---|
| Servings/d | ||||||
| Dairy | ≤ 1 | > 1–2 | > 2 | |||
| Case/control | 84/145 | 135/352 | 54/130 | |||
| Multivariable adjusted* | 1·0 | 0·6† | 0·4, 0·9 | 0·7 | 0·4, 1·2 | 0·13 |
| Vegetables | ≤ 1 | > 1–3 | > 3 | |||
| Case/control | 90/204 | 154/358 | 40/98 | |||
| Multivariable adjusted* | 1·0 | 1·0 | 0·7, 1·5 | 1·0 | 0·6, 1·7 | 0·89 |
| Fruit‡ | ≤ 1 | > 1–2 | > 2 | |||
| Case/control | 110/297 | 85/165 | 89/198 | |||
| Multivariable adjusted* | 1·0 | 1·1 | 0·8, 1·6 | 1·5† | 1·2, 2·3 | 0·04 |
| Servings/week | ||||||
| Whole grains | < 1 | 1–4 | >4 | |||
| Case/control | 99/226 | 97/203 | 88/222 | |||
| Multivariable adjusted* | 1·0 | 1·0 | 0·7, 1·5 | 0·8 | 0·6, 1·2 | 0·36 |
| Legumes | < 1 | 1–2 | >2 | |||
| Case/control | 149/316 | 54/141 | 80/199 | |||
| Multivariable adjusted* | 1·0 | 0·9 | 0·6, 1·3 | 0·9 | 0·6, 1·3 | 0·57 |
| Red meat | ≤ 2 | >2–4 | >4 | |||
| Case/control | 102/209 | 69/185 | 112/260 | |||
| Multivariable adjusted* | 1·0 | 0·7 | 0·5, 1·1 | 0·9 | 0·6, 1·4 | 0·74 |
| Poultry | ≤ 1 | > 1–2 | > 2 | |||
| Case/control | 138/330 | 70/165 | 76/164 | |||
| Multivariable adjusted* | 1·0 | 1·1 | 0·7, 1·5 | 1·2 | 0·8, 1·7 | 0·42 |
| Fatty fish (includes halibut) | ≤ 1 | > 1–2 | > 2 | |||
| Case/control | 89/218 | 54/109 | 128/309 | |||
| Multivariable adjusted* | 1·0 | 1·1 | 0·7, 1·7 | 1·0 | 0·7, 1·5 | 0·94 |
| Non-fatty fish | ≤ 1 | > 1–2 | > 2 | |||
| Case/control | 133/277 | 70/195 | 65/157 | |||
| Multivariable adjusted* | 1·0 | 0·7 | 0·5, 1·0 | 0·8 | 0·5, 1·1 | 0·11 |
| Seafood | ≤ 0·5 | >0·5 | ||||
| Case/control | 149/321 | 123/318 | ||||
| Multivariable adjusted* | 1·0 | 0·8 | 0·6, 1·1 |
*
Models adjusted for matching factors (age and year of enrolment), total energy, income, BMI, smoking and alcohol consumption.
†
P-value for individual quartile < 0·05.
‡
Excluding fruit juice.