Table 8: High versus low categories of salt and gastric cancer through salty food.

Study or subgroupHigh saltLow saltOdds ratio Odds ratio
EventsTotal EventsTotalWeightM-H, fixed, 95% CIM-H, fixed, 95% CI

Pourfarzi et al. 2009 [13]1212139539412.3%4.14 [2.90, 5.91]808120.fig.007
Campos et al. 2006 [12]19301976172.9%3.68 [1.72, 7.89]
Ngoan et al. (men) 2002 [20]86573549153.5%1.72 [0.79, 3.72]
Mary H. Ward 19991053557543520.3%2.02 [1.44, 2.83]
Tsugane et al. 2004 [21]13089048588648325.1%2.18 [1.60, 2.97]
Lee et al. 2003 [16]4769221991.5%17.19 [8.77, 33.68]
Yang et al. 2011 [17]18048212041834.4%1.48 [1.12, 1.96]
Total (95% CI)9085493461100.0%2.41 [2.08, 2.78]
Total events610602
Heterogeneity: Chi2 = 56.59, df = 6 ( ); = 89%
Test for overall effect: = 11.75; ( )