From: Blood loss of total knee arthroplasty in osteoarthritis: an analysis of influential factors
 | First day | Third day | Fifth day | First to third days | Third to fifth days |
---|---|---|---|---|---|
Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | |
Volume (mL) | 880 ± 560 | 1346 ± 671 | 595 ± 637 | 465 ± 358 | − 750 ± 392 |