Table 5. Risk of fracture according to allopurinol exposure.
Hip fracture | P value | Major fracture | P value | |
---|---|---|---|---|
Women | ||||
Lowest tertile, <82 mg/d | 0.99(0.85-1.15) | 0.87 | 0.95(0.86-1.04) | 0.24 |
Mid tertile | 0.95(0.83-1.08) | 0.42 | 0.95(0.87-1.04) | 0.24 |
Highest tertile, >164 mg/d | 1.22(1.06-1.41) | 0.007 | 1.13(1.03-1.24) | 0.01 |
Men | ||||
Lowest tertile, <82 mg/d | 0.99(0.81-1.21) | 0.92 | 1.20(1.08-1.34) | 0.001 |
Mid tertile | 1.18(0.99-1.40) | 0.06 | 1.16(1.05-1.29) | 0.003 |
Highest tertile, >164 mg/d | 1.15(0.98-1.35) | 0.09 | 1.27(1.15-1.40) | 0 |
Figures given are HRs, with 95% CIs, adjusted for prior fracture, known comorbidity, drug history.
Cumulative allopurinol dose filled in the first treatment year divided by number of days, censored at death or fracture.