TY - JOUR T1 - Psychometric Properties of the General Health Questionnaire (GHQ -28) TT - بررسی خصوصیات سایکومتریک پرسش نامه سلامت عمومی(GHQ-28) JF - sjimu JO - sjimu VL - 22 IS - 6 UR - http://sjimu.medilam.ac.ir/article-1-2449-en.html Y1 - 2015 SP - 44 EP - 50 KW - General healthQuestionnaire (GHQ) KW - factor analysis KW - psycho-metric properties KW - Ilam N2 - Introduction: The General Health Qu-estionnaire (GHQ) is used to detect mental disorders. The aim of this study was to determine the psychometric properties of the 28 questions version of the General Health Questionnaire (GHQ -28). Materials & Methods: In a methodolo-gical study, 118 secondary school stud-ents in the city of Ilam were selected through random sampling method. In this study, the 28 questions version of the General Health Questionnaire was used. Construct validity was used to determine the validity and internal consistency (Cronbach's alpha coeffi-cient) was used to determine the relia-bility. Finding: The GHQ is composed of six factors, The first factor is headache with the score of (14.22 ± 2.88), the second factor is insomnia with the score of (12.42 ± 2.48), the third factor is joy of life with the score of (10.45 ± 2.09), the fourth factor is health with the score of (10.387 ± 2.08), the fifth factor is feelings of worthlessness with the score of (9.96 ± 1.99) and the sixth factor is suicide attempt with the score of (8.42 ± 1.68), respectively. Cronbach's alpha coefficient for the scale was found to be 69%. Discussion & Conclusion: The first fa-ctor of GHQ included questions, the second factor included questions, the third factor included questions, the fou-rth factor included questions, the fifth factor included questions and the sixth factor included questions. M3 ER -