Table 2 Main characteristics of RCTs included in meta-analysis
Study | Sample Size, n | THA/HA, n | Surgical approach | Mean Age, y (SD or range) | Gender (M/F), n | BMI, kg/m2 (SD or range) | Preoperative hip pathology | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SG | pl, p, l, c | OA | Fx | ANFH | |||||||||||||
Pts | Hips | CG | SG | CG | SG | CG | SG | CG | SG | CG | SG | CG | SG | CG | |||
Meng et al. [41] | 4 | 8 | THA | 4 | 4 pl | 51.00 ± 4.54 | 4/0 | 21.49 (19.60–23.04) | 0 | 0 | 8 | ||||||
Ouyang et al. [43] | 24 | 24 | THA | 12 | 12 pl | 54 (45–71) | 55 (47–67) | 8/4 | 9/3 | 23.1 ± 17.5–26.7 | 23.9 (16.9–30.4) | 5 | 0 | 0 | 0 | 0 | 6 |
Yuan et al. [44] | 84 | 84 | THA | 40 | 44 pl | 74.3 (67–79) | 75.7 (69–82) | 24/16 | 21/23 | 22.73 ± 1.71 | 22.36 ± 1.89 | 5 | 6 | 21 | 24 | 10 | 12 |
Xie et al. [42] | 92 | 92 | THA | 46 | 46 p | 66.6 ± 11.88 | 64.47 ± 12.09 | 12/34 | 19/27 | 23.62 ± 1.63 | 24.06 ± 2.72 | N/A | |||||
Huang et al. [45] | 38 | 38 | THA/HA | 18 | 20pl | 76.6 ± 71–85 | 77.5 (70–80) | 7/11 | 6/14 | < 30 | < 30 | 0 | 18 | 20 | 0 | ||
Xu et al. [46] | 92 | 92 | HA | 46 | 46 c | 70.81 ± 6.0 | 71.02 ± 5.96 | 25/21 | 28/18 | N/A | N/A | 0 | 46 | 46 | 0 | ||
Zhang et al. [47] | 54 | 54 | THA | 27 | 27 pl | 62.41 ± 6.44 | 61.28 ± 6.7 | 10/17 | 12/15 | 24.53 ± 5.31 | 23.93 ± 4.89 | 7 | 9 | N/A | 15 | 14 | |
Wu et al. [48] | 40 | 40 | HA | 20 | 20 pl | 80.5 (75–89) | 12/28 | N/A | N/A | 0 | 40 | 0 | |||||
Hou et al. [49] | 40 | 40 | THA | 20 | 20 c | 54.3 ± 13.7 | 53.8 ± 12.9 | 13/7 | 12/8 | 24.5 ± 3.6 | 23.9 ± 4.1 | 6 | 5 | 0 | 14 | 15 | |
Xia et al. [50] | 62 | 62 | HA | 30 | 32 pl | 81 ± 4.57 | 80.66 ± 4.26 | 8/22 | 11/21 | N/A | N/A | 0 | 30 | 32 | 0 | ||
Yan et al. [51] | 154 | 173 | THA | 70 | 103 l | 66 (59–75) | 65 (56–82) | 29/35 | 42/48 | 24.5 (17.3–31.1) | 23.6 (18–32.3) | N/A | 11 | 23 | 39 | 55 | |
Ren et al. [52] | 42 | 42 | THA | 21 | 21 c | 57.96 ± 6.89 | 58.45 ± 6.25 | 12/9 | 13/8 | N/A | N/A | 0 | 0 | 21 | 21 | ||