Table 2

HR for mortality associated with initiation of allopurinol in the propensity score matched cohorts

Allopurinol initiatorsNon-initiatorsHR (95% CI)
Deaths (N)
Hyperuricaemic cohorts(N=5927)(N=5927)
 Total follow-up6547180.89 (0.80 to 0.99)
 1 year follow-up1832330.77 (0.63 to 0.94)
 2-year follow-up3253950.79 (0.68 to 0.93)
 3year follow-up4395210.82 (0.72 to 0.94)
Gout cohorts(N=4795)(N=4795)
 Total follow-up4835560.81 (0.70 to 0.92)
 1 year follow-up1271690.75 (0.59 to 0.94)
 2-year follow-up2292880.76 (0.63 to 0.91)
 3 year follow-up3123880.77 (0.66 to 0.97)