Obesity is positively related and tobacco smoking and alcohol consumption are negatively related to an increased risk of thyroid cancer.

ABSTRACT: The purpose of this study was to evaluate the relationships of smoking, alcohol consumption, and obesity with thyroid cancer in Korean residents. The Korean National Health Insurance Service-Health Screening Cohort includes individuals ≥ 40 years who were assessed from 2002 to 2013. In total, 4977 thyroid cancer participants were matched with respect to age, sex, income, and region of residence with 19,908 controls at a ratio of 1:4. Crude and adjusted (for the Charlson comorbidity index, smoking status, frequency of alcohol consumption, and obesity) odds ratios (ORs) were analyzed using conditional logistic regression analyses. Additionally, 95% confidence intervals (CIs) were calculated. The adjusted OR of smoking for thyroid cancer was 0.62 (95% CI 0.54-0.72, P < 0.001), and that of alc

SUBMITTER: An SY 

PROVIDER: S-EPMC7648098 | biostudies-literature | 2020 Nov

REPOSITORIES: biostudies-literature