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Table 9 Systematic review of OS outcomes

From: Laparoscopic versus open approach in gastrectomy for advanced gastric cancer: a systematic review

References Group Follow-up (mo.) OS P
Zhao et al. [18] L 37 (6–72) 1 y, 87.2%; 3 y, 57.2%; 5 y, 50.3% NS
O 1 y, 87.1%; 3 y, 54.1%; 5 y 49.2%
Shuang et al. [17] L 36.5 (23–50) 50 mo., 64% NS
O 38.5 (27–50) 50 mo., 60%
Scatizzi et al. [16] L 18 (2–37) 42 mo., 70.91% 0.449
O 18 (7–42) 42 mo., 56.77%
Cai et al. [15] L 22.1354 (4–36) 40 mo., 67.1%
O 40 mo., 53.8%
Chun et al. [20] L 60.4 (7.0–91.7) 5 y, 91.3% 0.613
O 53.2 (1.0–82.2) 5 y, 88.6%
Chen et al. [19] L 19 (1–48) 1 y, 91.5% 0.297
O 1 y, 89.8%
Hamabe et al. [21] L 30.4 (1–60.9) 5 y, 94.4% 0.4877
O 53.5 (1.3–111.3) 5 y, 78.5%
Kim et al. [22] L 53.7 (8.3–138.1) 5 y, 85.9 % 0.463
O 58.1 (0.3–106.2) 5 y, 83.1%
Moisan et al. [23] L 28 mo. 3 y, 82.3% 0.557
O 40 mo. 3 y, 86.9
Gordon et al. [25] L 49.2 (4–146) 5 y, 79.2% NS
O 5 y, 77.2%
Bo et al. [24] L 61.2 mo. (6–84 mo.) 5 y, 49.3% 0.756
O 5 y, 46.5%
Shinohara et al. [27] L 48.8 (25–58.5) 5 y, 68.1 % 0.968
O 5 y, 63.7 %
Lin et al. [26] L 23.0(12-50 ) 1 y, 88.0% NS
O 1 y, 85.5%
Fang et al. [28] L 44 (1-82) 5 y, 59% 5 .525
O 5 y, 54%
Zhang et al. [32] L 38 5 y, 59% 0.523
O 40 5 y, 56%
Hao et al. [33] L 53.5 5 y, 57.65% 0.22
O 5 y, 53.69%
Li1 et al. [35] L
O
Zhang et al. [38] L 38 5 y, 57% 0.606
O 40 5 y, 50%
Zhang et al. [40] L 37 (3–60) 1 y, 89.2 %; 3 y, 72.1%; 5 y, 45.7% NS
O 1 y, 87.4%; 3 y, 68.1%; 5 y, 42.3%
Xu et al. [39] L 22(3-100) 5 y, 31.3% 0.949
O 5 y, 29.9%
Li3 et al. [42] L 69(3–120) 5 y, 52.0% 0.805
O 5 y, 53.4%
Xu et al. [49] L 58 (0–129) 5 y, 51.2% 0.081
O 49.5 (0–104.5) 5 y, 46.7%
Inokuchi et al. [41] L 62.2 (2.8–149.4) 5 y, 70% 0.96
O 62.2 (4.4–130.4) 5 y, 73%
Park et al. [43] L 38.2
O
Chan et al. [45] L 25 60 mo., 47% 0.233
O 35 60 mo., 39%
Kinoshita et al. [46] L 3.4 y (1.3–5.0) 5 y, 54.2%
O 3.5 y (1.7–5.0) 5 y, 53.0%
  1. OS over survival, DFS disease-free survival, NS not significant, – not report, y year, mo. month