From: Use of glucocorticoids and risk of breast cancer: a Danish population-based case-control study
Characteristics | Cases (N= 9,488) | Controlsa (N= 94,876) | Odds Ratiob | 95% Confidence Interval | ||
---|---|---|---|---|---|---|
N | % | N | % | |||
Age < 45 (pre-menopausal) | ||||||
Never use | 744 | 83 | 7,353 | 81 | reference | reference |
Ever use | ||||||
≤ 2 prescriptions | 98 | 11 | 1000 | 11 | 0.97c | 0.78, 1.2c |
> 2 prescriptions | 57 | 6.4 | 719 | 7.9 | 0.83c | 0.61, 1.1c |
Age 45 - 55 (peri-menopausal) | ||||||
Never use | 1,488 | 77 | 14,450 | 76 | reference | reference |
Ever use | ||||||
≤ 2 prescriptions | 248 | 13 | 2,757 | 14 | 0.86 | 0.75, 0.99 |
> 2 prescriptions | 196 | 10 | 1,901 | 10 | 0.96 | 0.80, 1.1 |
Age > 55 (post-menopausal) | ||||||
Never use | 4,460 | 67 | 46,261 | 69 | reference | reference |
Ever use | ||||||
≤ 2 prescriptions | 1,106 | 17 | 10,134 | 15 | 1.1 | 1.0, 1.2 |
> 2 prescriptions | 1,091 | 16 | 10,301 | 15 | 1.1 | 0.98, 1.1 |