Table 1.
The detailed results of conventional pair-wise meta-analyses.
| Comparison (use vs. not use of tourniquet) | No. of trials | No. of patients | Diagnosis | Heterogeneity, I2 | Effect index | Effect size |
|---|---|---|---|---|---|---|
| Operation time | 17 | 1324 | Osteoarthritis Rheumatoid arthritis Revision |
79.90% | WMD with 95%CI | –3.991 |
| (–7.143 to −0.839) | ||||||
| Itraoperative blood loss | 10 | 703 | Osteoarthritis Rheumatoid arthritis |
88.20% | WMD with 95%CI | –142.861 |
| (–175.053 to −110.669) | ||||||
| Postoperative blood loss | 6 | 431 | Osteoarthritis Rheumatoid arthritis |
59.10% | WMD with 95%CI | 81.281 |
| (35.233 to 127.329) | ||||||
| Total blood loss | 15 | 1110 | Osteoarthritis Rheumatoid arthritis Revision |
92.20% | WMD with 95%CI | –79.279 |
| (–177.341 to 18.783) | ||||||
| Knee flexion range | 6 | 676 | Osteoarthritis Rheumatoid arthritis |
39.30% | WMD with 95%CI | –0.785 |
| (–2.598 to 1.028) | ||||||
| Early postoperative function | 5 | 452 | Osteoarthritis Rheumatoid arthritis |
71.60% | SMD with 95%CI | –0.304 |
| (–0.682 to 0.073) | ||||||
| Late postoperative function | 4 | 288 | Osteoarthritis Rheumatoid arthritis |
0.00% | SMD with 95%CI | 0.045 |
| (–0.186 to 0.277) | ||||||
| Early postoperative pain | 8 | 788 | Osteoarthritis Rheumatoid arthritis |
97.30% | SMD with 95%CI | 0.23 |
| (–0.733 to 1.194) | ||||||
| Late postoperative pain | 7 | 716 | Osteoarthritis Rheumatoid arthritis |
73.40% | SMD with 95%CI | –0.036 |
| (–0.340 to 0.268) | ||||||
| Incidence of DVT | 10 | 881 | Osteoarthritis Rheumatoid arthritis Revision |
0.00% | OR with 95%CI | 1.394 |
| (0.879 to 2.209) | ||||||
| Minor complication | 6 | 629 | Osteoarthritis Rheumatoid arthritis |
0.00% | OR with 95%CI | 1.306 |
| (0.846 to 2.017) | ||||||
| Major complication | 3 | 341 | Osteoarthritis Rheumatoid arthritis |
0 | OR with 95%CI | 0.945 |
| (0.251 to 3.555) |