Reciprocal association between depression and peptic ulcers: Two longitudinal follow-up studies using a national sample cohort.

ABSTRACT: This study was aimed to explore the bidirectional association between depression and peptic ulcers. The ?20-year-old participants of the Korean National Health Insurance Service-National Sample Cohort from 2002 to 2013 were included in the study. In study I, 30,306 depression patients were 1:4 matched with 121,224 control I participants. In study II, 127,590 peptic ulcer patients were 1:1 matched with 127,590 control II participants. The stratified Cox-proportional hazards models were used to analyse the hazard ratio (HR) of depression for peptic ulcers (study I) and of peptic ulcers for depression (study II). A total of 8.9% (2,703/ 30,306) of depression patients and 7.3% (8,896/ 121,224) of patients in the control I group had peptic ulcers (P?

SUBMITTER: Kim SY 

PROVIDER: S-EPMC7000829 | biostudies-literature | 2020 Feb

REPOSITORIES: biostudies-literature