Table 1 Characteristics of studies included
Study | Year | Country | Interventions | Operative method | Age | BMI | Surgical outcome | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SLG group | MLG group | SLG group | MLG group | SLG group | MLG group | SLG group | MLG group | |||||
PSMs(n = 4) | NOS | |||||||||||
M D Zang [1] | 2022 | China | 14 | 14 | DG | DG | < 60,10(10/14);>60,4(4/14) | < 60,11(11/14);>60,3(3/14) | 20.8 ± 0.8 | 22.9 ± 0.4 | ①②③④⑤⑥⑦⑧⑨ | 7 |
Boram Lee [2] | 2021 | Korea | 99 | 198 | DG | DG | 58.3 ± 12.2 | 60.7 ± 11.8 | 23.3 ± 2.95 | 24.6 ± 3.28 | ① ② ③④⑤⑥⑦⑧⑨ | 8 |
Omori T [3] | 2016 | Japan | 50 | 50 | DG + TG | DG + TG | 64.5 ± 11.2 | 64.4 ± 9.7 | 22.0 ± 3.2 | 22.7 ± 3.4 | ① ② ③④⑤⑥⑦⑧⑨⑩ | 7 |
Sang-Hoon Ahn [4] | 2014 | Korea | 50 | 50 | DG | DG | 60.7 ± 11.9 | 58.2 ± 12.5 | 23.0 ± 3.3 | 24.1 ± 3.1 | ① ② ③④⑤⑥⑦⑧⑨ | 6 |
RCTs(n = 5) | Jadad scale | |||||||||||
So Hyun Kang [5] | 2022 | Korea | 43 | 40 | DG | DG | 62.0 ± 9.7 | 58.9 ± 13.0 | 24.3 ± 2.8 | 24.4 ± 3.6 | ① ② ③④⑤⑥⑧⑨ | 5 |
Yantong Yang [6] | 2022 | China | 48 | 47 | DG + TG | DG + TG | 60.58 ± 6.19 | 60.37 ± 6.28 | NA | NA | ① ② ⑤⑥⑧⑨⑩ | 6 |
Omori T [7] | 2020 | Japan | 50 | 51 | DG | DG | 64.7 ± 1.4 | 63.9 ± 1.4 | 22.1 ± 0.4 | 22.7 ± 0.4 | ① ② ③④⑤⑦⑧⑨⑩ | 6 |
Kaining Zhu [8] | 2020 | China | 42 | 44 | DG | DG | 61.38 ± 11.57 | 60.86 ± 10.57 | 21.64 ± 2.27 | 21.66 ± 2.74 | ① ② ③⑤⑥⑧ | 6 |
Bo Yang [9] | 2020 | China | 49 | 49 | DG + TG | DG + TG | 53.26 ± 4.11 | 54.21 ± 5.03 | 22.36 ± 1.02 | 22.20 ± 1.11 | ① ② ③⑤⑥⑧ | 5 |