Long-term oncological outcomes in laparoscopic versus open gastrectomy for advanced gastric cancer: A meta-analysis of high-quality nonrandomized studies

•Long-term oncological outcomes of LG for AGC are still needed for further evaluation.•For patients with AGC, LG is a feasible surgical procedure alternative to OG in terms of long-term oncological outcomes.•The ongoing multicenter RCTs will provide definitive evidence on this topic in the near future.