Document Type : Original Article
Authors
1
,Department of Psychology, Sanandaj Branch, Islamic Azad University, Sanandaj, Iran
2
Professor, Department of Educational Psychology, Faculty of Psychology and Educational Sciences, Allameh Tabatabai University, Tehran, Iran
3
professorAssociate Professor, Department of Educational Psychology, Faculty of Economics and Social Sciences, Bu Ali Sina University, Hamadan, Iran
Abstract
Introduction: The aim of the research was to design, construct and determine the psychometric characteristics of the insomnia disorder diagnosis and etiology questionnaire.
Method: The research method was descriptive and psychometric. The statistical population studied was all the middle-aged people who referred to the health centers of Hamedan city in 2022, and 300 people were studied using the available sampling method. At first, using the two-dimensional specification table, the items of the questionnaire were prepared and exploratory and confirmatory factor analysis was used to check the construct validity.
Results: The findings showed that in the insomnia diagnosis questionnaire, 5 factors with eigenvalues greater than one explain 62% of the variance of the total scores. Also, Cronbach's alpha coefficient for the whole insomnia diagnosis questionnaire was 0.88. In the insomnia disorder etiology questionnaire, 7 factors with eigenvalues greater than one explain 65% of the variance of the total scores, and Cronbach's alpha coefficient for the entire insomnia disorder etiology questionnaire was 0.94. Insomnia disorder questionnaire factors including sleep stress, sleep quantity, sleep pattern, sleep quality and sleep continuity and insomnia disorder etiology questionnaire factors include; Psychological conditions, environmental conditions, social conditions, sleep hygiene, physical conditions, consumption of drugs and alcohol, and attitude to sleep which explain insomnia and the causes of insomnia.
Conclusion: The results of the confirmatory factor analysis were greater than 0.5 in all cases and the composite reliability values in all components were greater than 0.4 in both questionnaires. Therefore, the mentioned questionnaire has good reliability and validity.
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