Open Access
Table 2
Primary aim (outcomes).
| Tourniquet | No tourniquet | P value | U value | Z value | |
|---|---|---|---|---|---|
| Total blood volume loss (mL) | 878.19 (826.96; 618.24–1155.71) | 1291.91 (1209.22; 1073.45–1497.29) | 0.00* | 536.00 | −4.539 |
| Day 1 pain score (/10) | 4.50 (4; 2.75–6) | 4.63 (4; 3–6) | 0.85 | 1136.50 | −0.179 |
| Knee ROM (degrees) | |||||
| Day 2 extension | 7.17 (10; 0–10) | 6.15 (10; 0–10) | 0.42 | 986.50 | −0.809 |
| Day 2 flexion | 76.75 (80; 65–90) | 78.15 (80; 70–90) | 0.83 | 1059.00 | −0.213 |
| Day 2 lag | 19.17 (20; 13.75–25) | 20.81 (20; 12.50–30) | 0.36 | 754.50 | −0.904 |
| Discharge extension | 7.30 (10; 3.75–10) | 5.90 (5; 0–10) | 0.20 | 946.00 | −1.269 |
| Discharge flexion | 88.09 (90; 85–90) | 85.85 (90; 80–90) | 0.24 | 960.50 | −1.178 |
| Discharge lag | 15.62 (15; 10–20) | 16.05 (15; 10–20) | 0.89 | 1049.00 | −0.134 |
| Length of stay (days) | 4.57 (4; 3–5) | 4.14 (4; 3–5) | 0.65 | 1100.50 | −0.454 |
| Index of suspicion for thromboembolic event | 8/54 (15%) | 7/43 (16%) | 0.84 | ||
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