Association between Habitual Dietary Salt Intake and Risk of Gastric Cancer: A Systematic Review of Observational Studies

Table 4

High versus low categories of salt and gastric cancer in Europe.

Study or subgroup	High salt		Low salt			Odds ratio	Odds ratio
	Events	Total	Events	Total	Weight	M-H, fixed, 95% CI	M-H, fixed, 95% CI
Peleteiro et al. 2011 [23]	144	364	132	346	85.5%	1.06 [0.78, 1.44]
Jose M. Ramón 1993 [14]	27	63	33	108	14.5%	1.70 [0.89, 3.25]
Total (95% CI)		427		454	100.0%	1.15 [0.88, 1.52]
Total events	171		165
Heterogeneity: Chi^2 = 1.70, df = 1 (𝑃=0.19); 𝐼^2 = 41%
Test for overall effect: 𝑍 = 1.03 (𝑃=0.30)