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Table 3 Meta-regression analyses of potential source of heterogeneity

From: Influences of laparoscopic-assisted gastrectomy and open gastrectomy on serum interleukin-6 levels in patients with gastric cancer among Asian populations: a systematic review

Heterogeneity factors Coefficient SE t P (Adjusted) 95% CI
LL UL
Year 0.347 0.649 0.53 0.938 −1.242 1.935
Sample Size −0.024 0.033 −0.72 0.853 −0.104 0.056
Country −0.253 3.054 −0.08 1.000 −7.725 7.219
Language −3.798 2.978 −1.28 0.530 −11.084 3.488
  1. SE Standard Error; LL Lower Limit; UL Upper Limit.