Confirmatory factor analysis of the International Pain Outcome questionnaire in surgery.

ABSTRACT:

Background

Choosing perioperative suitable treatments requires reliable and valid outcome measurements. The International Pain Outcome (IPO) questionnaire has been widely used for quality improvement and research purposes within the PAIN-OUT network that has collected more than 550,000 data sets of postoperative patients in 200 hospitals worldwide. Our aim is to confirm psychometric properties of the Spanish version of the IPO questionnaire and its invariance by pain predictors.

Method

Sample included 4014 participants within a large age range, who underwent different surgical procedures. Confirmatory factor analysis (CFA) assessed internal structure, considering invariance by sex, age, procedure, smoking, obesity, affective disorder, and chronic pain. Incremental predictive

SUBMITTER: Polanco-Garcia M 

PROVIDER: S-EPMC7939228 | biostudies-literature | 2021 Jan-Feb

REPOSITORIES: biostudies-literature