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Table 4 Summary of studies included in the meta-analysis

From: Laparoscopic versus open wedge resection for gastrointestinal stromal tumors of the stomach: a single-center 8-year retrospective cohort study of 156 patients with long-term follow-up

Author Nation Study type Publication year Study period Sample size Follow-up (months) Quality scores
      LWR OWR LWR OWR  
Ishikawa [29] Japan Retro 2006 1993-2004 14 7 60(5–119) 61(3–130) 8
Mochizuki [30] Japan Retro 2006 2000-2004 12 10 26 (6–53) NR 8
Catena [31] Italy Pros 2008 1995-2006 21 25 35(5–58) 91(80–136) 9
Goh [32] Singapore Retro 2010 2001-2009 14 39 8(3–60) 21(2–72) 7
Lee [33] Korea Retro 2011 2001-2008 50 50 21(0–64) 22(0–93) 9
Wan [34] China Retro 2012 2004-2011 63 64 NR NR 9
  1. Retro: retrospective observational study; Pros: prospective observational study; NR: not reported.