Regional differences in use of endoscopic ultrasonography in Ontario: a population-based retrospective cohort study.

ABSTRACT:

Background

Endoscopic ultrasonography is a safe and accurate modality for evaluating and managing hepatobiliary and gastrointestinal conditions (malignant and nonmalignant); its use is increasing. The aim of this study was to describe regional trends in the use of endoscopic ultrasonography in Ontario.

Methods

We conducted a population-based retrospective cohort study using health administrative databases. We identified all patients who underwent an endoscopic ultrasound procedure in Ontario from 2003 to 2011 using physician billing data. Patient, physician and institution characteristics were examined. The primary outcome was use of endoscopic ultrasonography.

Results

We identified 9076 endoscopic ultrasound procedures performed in 8001 patients (3858 women [48.2%];

SUBMITTER: James PD 

PROVIDER: S-EPMC5498178 | biostudies-literature | 2017 Jun

REPOSITORIES: biostudies-literature