Table 5

Dietary nitrite and risk of esophageal and gastric cancer, from United States multicenter, population-based study

Results are ORs and 95% CIs, comparing the 75th percentile of intake to the 25th percentile of intake.
Esophageal adenocarcinoma vs. controlGastric cardia adenocarcinoma vs. controlEsophageal squamous cell carcinoma vs. controlNoncardia gastric cancer vs. control
Nitrite1.17 (1.00–1.36)1.18 (1.01–1.38)1.15 (0.97–1.36)1.31 (1.14–1.51)
Nitrite adjusted for covariatesa1.02 (0.80–1.30)1.12 (0.87–1.44)1.12 (0.84–1.51)1.64 (1.30–2.07)
Nitrite adjusted for sodium and covariates1.05 (0.80–1.38)1.05 (0.79–1.40)1.13 (0.82–1.56)1.65 (1.26–2.16)
Sodium adjusted for nitrite and covariates0.90 (0.56–1.44)1.26 (0.78–2.03)0.97 (0.54–1.73)0.97 (0.54–1.53)
  • a Adjusted for sex; site (Connecticut, Washington, New Jersey); age; race (white versus other); proxy status; income; education; usual body mass index; cigarettes/day; years of consuming beer, wine, and liquor (each); and energy intake.