Coffee consumption and risk of renal cell carcinoma.

ABSTRACT:

Background

Studies have suggested an inverse association between coffee consumption and risk of renal cell carcinoma (RCC); however, data regarding decaffeinated coffee are limited.

Methods

We conducted a case-control study of 669 incident RCC cases and 1,001 frequency-matched controls. Participants completed identical risk factor questionnaires that solicited information about usual coffee consumption habits. The study participants were categorized as non-coffee, caffeinated coffee, decaffeinated coffee, or both caffeinated and decaffeinated coffee drinkers. Odds ratios (ORs) and 95% confidence intervals (CIs) were calculated using logistic regression, adjusting for multiple risk factors for RCC.

Results

Compared with no coffee consumption, we found an inverse associ

SUBMITTER: Antwi SO 

PROVIDER: S-EPMC5782814 | biostudies-literature | 2017 Aug

REPOSITORIES: biostudies-literature