Palmore-Neri-Cachioni Questionnaire on Basic Knowledge about Old Age: Update and content validation

Abstract

The aim of the study was to update and assess the content validity of the Palmore-Neri-Cachioni Questionnaire on Basic Knowledge of Old Age. Three gerontology specialists were involved in the update. Two rounds of content validation were carried out. The Content Validity Index at item level was used, translated by the modified Kappa and the Content Validity Ratio, adopting scores ≥ 0.78, 0.74 and 1.00, respectively. Overall content validity was assessed by the Content Validity Index at scale level according to the mean, assuming a cut-off point of 0.90. A meeting was held with the author of the Brazilian version for clarification. The pilot study was conducted with individuals from the target population and assessed by the agreement rate, with a cut-off point of 80%. The answers to seven items were updated, 14 items were revised and after the second round, the overall validity of the instrument was 0.96. Four items and the instruction were discussed with the author. The pilot study had 34 respondents and was satisfactory. It was possible to obtain the Palmore-Neri-Cachioni Questionnaire | Updated and Revised (2022), which showed content and face validity when applied to a sample of health professionals and managers.