THR | TKR | Total | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Risk factor subgroups | N | n | Incidence % | 95 % CI | N | n | Incidence % | 95 % CI | N | n | Incidence % | 95 % CI |
All treated | 2734 | 19 | 0.69 | 0.42, 1.08 | 2558 | 19 | 0.74 | 0.45, 1.16 | 5292 | 38 | 0.72 | 0.51, 0.98 |
Active smoker | ||||||||||||
No | 2269 | 16 | 0.71 | 0.40, 1.14 | 2319 | 19 | 0.82 | 0.49, 1.28 | 4588 | 35 | 0.76 | 0.53, 1.06 |
Yes | 465 | 3 | 0.65 | 0.13, 1.87 | 239 | 0 | 0 | 0.00, 1.53 | 704 | 3 | 0.43 | 0.09, 1.24 |
CAD | ||||||||||||
No | 2602 | 18 | 0.69 | 0.41, 1.09 | 2371 | 18 | 0.76 | 0.45, 1.20 | 4973 | 36 | 0.72 | 0.51, 1.00 |
Yes | 132 | 1 | 0.76 | 0.02, 4.15 | 187 | 1 | 0.53 | 0.01, 2.94 | 319 | 2 | 0.63 | 0.08, 2.25 |
CHF | ||||||||||||
No | 2680 | 19 | 0.71 | 0.43, 1.10 | 2485 | 17 | 0.68 | 0.40, 1.09 | 5165 | 36 | 0.70 | 0.49, 0.96 |
Yes | 54 | 0 | 0 | 0.00, 6.60 | 73 | 2 | 2.74 | 0.33, 9.55 | 127 | 2 | 1.57 | 0.19, 5.57 |
History of VTE | ||||||||||||
No | 2661 | 19 | 0.71 | 0.43, 1.11 | 2445 | 17 | 0.70 | 0.41, 1.11 | 5106 | 36 | 0.71 | 0.49, 0.97 |
Yes | 73 | 0 | 0 | 0.00, 4.93 | 113 | 2 | 1.77 | 0.22, 6.25 | 186 | 2 | 1.08 | 0.13, 3.83 |
Concomitant ASA | ||||||||||||
No | 2568 | 17 | 0.66 | 0.39, 1.06 | 2306 | 17 | 0.74 | 0.43, 1.18 | 4874 | 34 | 0.70 | 0.48, 0.97 |
Yes | 166 | 2 | 1.20 | 0.15, 4.28 | 252 | 2 | 0.79 | 0.10, 2.84 | 418 | 4 | 0.96 | 0.26, 2.43 |
Chronic use of NSAIDs | ||||||||||||
No | 2319 | 17 | 0.73 | 0.43, 1.17 | 2164 | 17 | 0.79 | 0.46, 1.25 | 4483 | 34 | 0.76 | 0.53, 1. 06 |
Yes | 415 | 2 | 0.48 | 0.06, 1.73 | 394 | 2 | 0.51 | 0.06, 1.82 | 809 | 4 | 0.49 | 0.13, 1.26 |