Table 2.

Observational studies finding strong correlations between dietary factors and risk of disease

Cancer	Outcome	Risk factor	Finding	Reference
Bladder	Incidence	Salted meat	OR = 4.04 (95% CI, 2.24–7.27)	45
		Potatoes	OR = 0.38 (95% CI, 0.23–0.64)	45
Breast	Incidence	Alcohol	7%–15% increase for 10 g of ethanol per day	46
Colon	Incidence for men	Processed meat	RR = 1.98 (95% CI, 1.24–3.16), high vs. low	47
Lung	Incidence	Meat	OR = 1.6 (95% CI, 1.2–2.2) for total meat	48
Prostate	Death	Fish	RR = 0.53 (95% CI, 0.31–0.92) ≥5 vs. ≤1 time/wk	49

OR, odds ratio; RR, relative risk.