Cruciferous vegetables consumption and the risk of female lung cancer: a prospective study and a meta-analysis.

ABSTRACT:

Background

Epidemiological studies evaluating the association between cruciferous vegetables (CVs) intake and female lung cancer risk have produced inconsistent results.

Patients and methods

This study followed 74 914 Chinese women aged 40-70 years who participated in the Shanghai Women's Health Study. CV intake was assessed through a validated food-frequency questionnaire (FFQ) at baseline and reassessed during follow-up. Hazard ratios (HRs) and 95% confidence interval (CIs) were estimated by using Cox proportional hazards models. Furthermore, we carried out a meta-analysis of all observational studies until December 2011.

Results

After excluding the first 2 years of follow-up, 417 women developed lung cancer over a mean of 11.1 years of follow-up. An inverse associa

SUBMITTER: Wu QJ 

PROVIDER: S-EPMC3690909 | biostudies-literature | 2013 Jul

REPOSITORIES: biostudies-literature