Cases N (%) | Controls N (%) | Crude OR (95% CI) | OR (95% CI)2-150 | |
Aspirin | ||||
Never | 403 (61) | 537 (59) | 1 | 1 |
<Monthly | 166 (25) | 254 (28) | 0.87 (0.69 to 1.10) | 1.04 (0.81 to 1.35) |
Monthly | 49 (7) | 66 (7) | 0.99 (0.67 to 1.46) | 0.97 (0.64 to 1.48) |
Weekly | 33 (5) | 39 (4) | 1.13 (0.70 to 1.82) | 1.01 (0.60 to 1.70) |
Daily | 13 (2) | 14 (2) | 1.24 (0.58 to 2.66) | 1.05 (0.47 to 2.35) |
p (trend) = 0.917 | ||||
Paracetamol | ||||
Never | 98 (15) | 153 (17) | 1 | 1 |
<Monthly | 259 (39) | 424 (47) | 0.95 (0.71 to 1.28) | 1.06 (0.77 to 1.45) |
Monthly | 172 (26) | 219 (24) | 1.23 (0.89 to 1.69) | 1.22 (0.87 to 1.72) |
Weekly | 105 (16) | 97 (11) | 1.69 (1.16 to 2.46) | 1.79 (1.21 to 2.65) |
Daily | 30 (5) | 17 (2) | 2.76 (1.44 to 5.26) | 2.38 (1.22 to 4.64) |
p (trend) = 0.0002 |
↵2-150 Controlling for other analgesic and factors listed in table1.