t0 (pre-surgery) | t1 (1st day) | t2 (2nd day) | t3 (3rd day) | ||
---|---|---|---|---|---|
TKA and UKA | Without drainage | 61 | 61 | 61 | 61 |
Mean Hb (SD) | 13.263 (1.413) | 11.242 (1.3896) | 10.543 (1.5570) | 10.245 (1.4616) | |
Drainage Group | 73 | 73 | 73 | 73 | |
Mean Hb (SD) | 13.667 (1.2612) | 11.315 (1.3533) | 10.473 (1.3792) | 10.133 (1.4587) | |
P-value | 0.266 | 0.715 | 0.203 | 0.467 | |
TKA | Without drainage | 45 | 45 | 45 | 45 |
Mean Hb (SD) | 13.147 (1.5135) | 10.837 (1.4237) | 9.970 (1.5073) | 9.685 (1.3501) | |
Drainage Group | 45 | 45 | 45 | 45 | |
Mean Hb (SD) | 13.653 (1.4263) | 10.970 (1.2374) | 10.063 (1.1764) | 9.621 (1.1813) | |
P-value | 0.287 | 0.592 | 0.888 | 0.669 | |
UKA | Without drainage | 27 | 27 | 27 | 27 |
Mean Hb (SD) | 13.495 (1.1905) | 12.050 (0.8965) | 11.690 (0.8879) | 11.365 (0.9549) | |
Drainage Group | 17 | 17 | 17 | 17 | |
Mean Hb (SD) | 13.700 (0.7237) | 12.188 (1.2663) | 11.512 (1.3355) | 11.429 (1.3008) | |
P-value | 0.604 | 0.212 | 0.336 | 0.394 |