| 1991–1994 | 1997–2001 |  | ||
---|---|---|---|---|---|
 | NSAIDs/aspirin Yes (39% of population) N (%) | NSAIDs/aspirin No (61% of population) N (%) | NSAIDs/aspirin Yes (42% of population) N (%) | NSAIDs/aspirin No (58% of population) N (%) | P value1 |
BMI (kg/m2) | Â | Â | Â | Â | Â |
≤ 23 | 113 (19.0) | 174 (18.7) | 63 (12.5) | 109 (16.0) | 0.65 |
24–25 | 104 (17.5) | 168 (18.1) | 73 (14.5) | 99 (14.5) |  |
26–29 | 200 (33.6) | 306 (32.9) | 181 (35.8) | 246 (36.0) |  |
≥ 30 | 178 (29.9) | 283 (30.4) | 188 (37.2) | 229 (33.5) |  |