Table 4.

Meta-analysis results: BMI versus gastric cardia adenocarcinoma (males and females)

Gastric cardiaBMI category (versus normal weight)OR (95% CI)PhomogeneityNo. studies
OverallOverweight1.2 (1.0-1.5)<0.015
Obese1.5 (1.2-1.9)<0.015
Overweight + obese1.2 (1.1-1.3)<0.017
United States + European studies onlyOverweight1.5 (1.1-1.8)0.164
Obese1.9 (1.3-2.7)0.084
Overweight + obese1.5 (1.3-1.8)0.384
Chinese studies onlyOverweight0.6 (0.4-0.9)0.411
Obese0.5 (0.2-1.3)0.181
Overweight + obese1.0 (0.8-1.1)<0.013