Rasch analysis of the long-term conditions questionnaire (LTCQ) and development of a short-form (LTCQ-8).

ABSTRACT:

Background

The aim of the current study was to evaluate the structural validity of the 20-item long-term conditions questionnaire (LTCQ) and to explore a potential short-form version of the scale using Rasch analysis.

Methods

Data were collected through postal surveys (February 2016-January 2017) from a sample of 1,211 participants diagnosed with at least one long-term condition (LTC). Identified participants were invited through either local authorities for a social care cohort (n = 294) or primary care practices for a health care cohort (n = 917). Participants were mailed a survey, including the LTCQ, demographic questions, a comorbidities measure, and other validated outcome measures. Respondents were invited to complete a follow-up survey including the LTCQ for assessmen

SUBMITTER: Batchelder L 

PROVIDER: S-EPMC7706038 | biostudies-literature | 2020 Nov

REPOSITORIES: biostudies-literature