[Validity evidence of the Hospital Birth Satisfaction Scale using the Item Response Theory].

ABSTRACT: With the objective of generating evidence of validity for a measure of the latent trait "level of satisfaction with childbirth", Item Response Theory (IRT) was used in a sample of 15,965 women who had hospital births in Brazil. Telephone interviews were conducted up to six months after childbirth with participants of the Birth in Brazil: National Survey into Labor and Birth in the five regions of the country. An 11-item questionnaire denominated the Hospital Childbirth Care Satisfaction Scale was used. The questions were incorporated into the IRT models, with Samejima's graded response model providing the best fit. The sample was randomly divided into dataset 1 (n = 7,982), adjusted using the graded response model, and dataset 2 (n = 7,983), for validation of the results. Reliability measu

SUBMITTER: Dall'Aqua CB 

PROVIDER: S-EPMC12919918 | biostudies-literature | 2026

REPOSITORIES: biostudies-literature