Psychometric validation of the informed consent assessment scale using item response theory and factor analysis.

ABSTRACT:

Objectives

Informed consent is a central ethical and legal practice in medicine, yet communication skills specific to this task are under-assessed in undergraduate medical education. This study aimed to develop and validate the informed consent assessment scale (ICAS), a tool designed to evaluate communication competencies essential for delivering informed consent.

Methods

This psychometric validation study was conducted over three academic years (2021-2023) and included 456 fifth-year medical students who completed a 10-min OSCE station on obtaining consent for right colectomy. The ICAS was developed through expert consensus using a structured focus group and qualitative assessment of content validity. Response process evidence was collected by querying assessors about thei

SUBMITTER: Silva Goncalves N 

PROVIDER: S-EPMC12832556 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature