Identifying Ontarians with Type 2 Diabetes Mellitus in Administrative Data: A Comparison of Two Case Definitions.

ABSTRACT:

Introduction

This study compared two previously validated sensitive and specific diabetes case definitions to explore the impact of different classification methods in Ontario ICES administrative data.

Methods

This study included patients captured by the Ontario Diabetes Database with type 2 diabetes using either the sensitive cohort definition (≥ 2 physician visits for diabetes within 1 year or ≥ 1 drug claim for diabetes or ≥ 1 hospitalization with diabetes), or the specific cohort definition (≥ 3 physician visits for diabetes within 1 year), between October 1, 2013 to September 30, 2015. Each cohort's demographic and clinical features were described using descriptive analysis.

Results

Using sensitive and specific definitions, 1,093,812 and 783,228 patients with typ

SUBMITTER: Houlden RL 

PROVIDER: S-EPMC10942959 | biostudies-literature | 2024 Mar

REPOSITORIES: biostudies-literature