Liberal group | Restrictive group | ||||||
---|---|---|---|---|---|---|---|
Admitted | Transfused n | Transfused % (95% CI) | Admitted | Transfused n | Transfused % (95% CI) | p < for transfusion % | |
Total | 1494 | 628 | 42 (40;45) | 1414 | 430 | 30 (28;33) | 0.001 |
Hospital 1 | 640 | 268 | 42 (38;46) | 577 | 145 | 25 (21;29) | 0.001 |
Hospital 2 | 312 | 135 | 43 (38;49) | 283 | 99 | 35 (29;41) | 0.039 |
Hospital 3 | 263 | 113 | 43 (37;49) | 233 | 44 | 19 (14;24) | 0.001 |
Hospital 4 | 279 | 112 | 40 (34;46) | 321 | 142 | 44 (39;50) | 0.311 |