Table 6: High versus low categories of salt and gastric cancer in Japan.

Study or subgroupHigh saltLow saltOdds ratio Odds ratio
Events TotalEventsTotal WeightM-H, fixed, 95% CIM-H, fixed, 95% CI

Campos et al. 2006 [12]19 301976178.7%3.68 [1.72, 7.89]808120.fig.005
Shikata et al. 2006 [19]30 5641266313.6%3.05 [1.55, 6.01]
Ngoan et al. 2002 [20]8 653549151.0%19.57 [8.69, 44.04]
Tsugane et al. 2004 [21]130 89048588648376.6%2.18 [1.60, 2.97]
Total (95% CI)8970792678100.0%2.61 [2.02, 3.38]
Total events187302
Heterogeneity: Chi2 = 25.98, df = 3 ( );
Test for overall effect: = 7.29 ( )