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Table 1 Characteristics of included literature

From: Comparison of efficacy of robotic surgery, laparoscopy, and laparotomy in the treatment of ovarian cancer: a meta-analysis

Author Public year Study year Location Stage Type of tumor Residual disease # Group N Age, years* BMI (kg/m2)* Follow-up, months
Ye et al. [26] 2017 2014.11–2015.11 China I NA NA R 9 45.7 ± 13.8 24.4 ± 4.4 12–24
L 10 NA NA 12–24
O 8 NA NA 12–24
Gallotta et al. [23] 2016 2014.10–2016.4 Italy IA–IIIB NA NA R 32 49 (32–76) 24 (17–54) Median 38
L 64 49 (27–73) 24 (19–41) Median 38
Bellia et al. [19] 2016 2006–2014 France, Italy IA–IIIC Epithelial NA R 16 47.3 ± 12.3 22.3 ± 2.9 21.2 ± 12.7
L 23 49.4 ± 15.9 25.8 ± 6.5 18.5 ± 8.6
Chen et al. [21] 2015 2007.9–2015.2 Taiwan Recurrent NA NA R 8 56.3 ± 12.4 25.9 ± 5.6 NA
L 12 NA
O 15 NA
Magrina et al. [24] 2011 2004.3–2008.12 USA I–IV Epithelial 21 R 25 65 (23–82) 25.1 (18.7–35.8) 30
25 L 27 59 (3–85) 23.7 (17.6–37.7) 54
67 O 119 67 (19–90) 24.9 (16.6–38.5) 42
Feuer et al. [22] 2013 2008–2012 USA I–IV Epithelial 46 R 63 59.8 ± 11.8 27.1 ± 7.3 15.5 ± 12.3
13 O 26 55.7 ± 11.7 28.2 ± 6.1 23.5 ± 14.0
Magrina et al. [25] 2013 2006.1–2010.12 USA Recurrent NA 7 R 10 66.0 (45.0–83.0) 22.6 (19.7–25.5) NA
8 L 9 57.0 (45.0–74.0) 24.5 (19.9–2.7) NA
24 O 33 62.0 (39.0–80.0) 25.9 (18.5–41.2) NA
Chen et al. [20] 2016 2005–2014. Taiwan IA–IIIC Epithelial 44 R 44 44.3 ± 12.3 22.3 ± 2.7 13.1 ± 5.3
21 L 21 43.8 ± 10.3 24.1 ± 4.9 29.6 ± 19.0
72 O 73 49.2 ± 12.8 22.9 ± 4.2 26.7 ± 17.7
  1. R robot, L laparoscopic, O laparotomy, BMI body mass index, NOS Newcastle-Ottawa Scale, NA data are not available
  2. #Number of complete debulking
  3. *Mean ± SD/median (range)