Development of masticatory function assessment questionnaire for elderly people in community and the test of its reliability and validity
ZHANG Rui
GUO Sanlan
ZUO Hui
MA Jing
Abstract：Objective:To develop and test the reliability and validity of the masticatory function evaluation questionnaire for the elderly in community,to provide reference for the evaluation of their masticatory function.Methods:Based on the theoretical model of measurement of oral health status,the first draft was formed through literature analysis,group discussion,two rounds of expert correspondence and pre-investigation.A total of 180 elderly people who participated in physical examination in a community health center in Hubei province from September 2021 to March 2022,were selected by convenience sampling method.Item analysis,exploratory factor analysis and reliability and validity test were conducted for the questionnaire.From April to October 2022,another 256 elderly people were selected as survey subjects for confirmatory factor analysis.Results:A total of 17 items were included in the questionnaire to evaluate mastic function of the elderly in the community.Three common factors were extracted by exploratory factor analysis,and the cumulative contribution rate was 78.40%.The model was well fitted by confirmatory factor analysis.The overall content validity of the questionnaire was 0.92,the content validity of each item were 0.83-1.00,Cronbach's α was 0.919,and the half-point reliability was 0.846.Conclusion:The questionnaire has good reliability and validity,and can be used as a tool to evaluate masticatory function of elderly people in community.
Keywords：communitythe elderlymasticatory functionexpert inquiryquestionnairereliabilityvalidity
Publication Date：2025-02-09
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：5( 428-432 )