Risk of pyogenic liver abscess and endoscopic sphincterotomy: a population-based cohort study.

ABSTRACT:

Objectives

To evaluate the risk of pyogenic liver abscess (PLA) in patients receiving endoscopic sphincterotomy (ES).

Setting

A population-based cohort study using data from Taiwans' National Health Insurance Research Database was conducted. Patients aged 20 or older who had undergone an ES were considered as the ES cohort. The dates for the first hospitalisation of the patients receiving ES were defined as the index dates.

Participants

Patients in the ES and non-ES cohorts were selected by 1:1 matching ratio based on a propensity score. A total of 8174 sex-matched, age-matched and index year-matched (1:1) pairs of patients receiving ES and 8174 patients without ES served as controls. Cox proportional hazards regression was employed to calculate the HRs and 95% CIs fo

SUBMITTER: Peng YC 

PROVIDER: S-EPMC5855404 | biostudies-literature | 2018 Mar

REPOSITORIES: biostudies-literature