Dose-Dependent Effect of Smoking on Risk of Diabetes Remains after Smoking Cessation: A Nationwide Population-Based Cohort Study in Korea.

ABSTRACT:

Background

This study aimed to evaluate the dose-dependent effects of smoking on risk of diabetes among those quitting smoking.

Methods

We analyzed clinical data from a total of 5,198,792 individuals age 20 years or older who received health care check-up arranged by the national insurance program of Korea between 2009 and 2016 using the Korean National Health Insurance Service database. Cumulative smoking was estimated by pack-years. Smokers were classified into four categories according to the amount of smoking: light smokers (0.025 to 5 smoking pack-years), medium smokers (5 to 14 smoking pack-years), heavy smokers (14 to 26 smoking pack-years), and extreme smokers (more than 26 smoking pack-years).

Results

During the study period, 164,335 individuals (3.2% of the

SUBMITTER: Park SE 

PROVIDER: S-EPMC8369207 | biostudies-literature | 2021 Jul

REPOSITORIES: biostudies-literature