DESIGNED TO DETERMINE THE EFFECT OF QUESTIONNAIRE VALIDITY AND RELIABILITY OF HEALTH BELIEF MODEL IN TWO WAYS USERS OF FAMILY PLANNING PILLS AND CONDOMS

摘要

Background & Aims : Questionnaires and scales which are used in the researches to achieve the goals should be standardized to insure the results of the researches. This study planned to standardize, reliability and validity of the concepts of Health Belief Model in pill and condom users. Materials & Methods : In this study by reviewing documents and some of the applied questionnaires in the reproductive health and family planning studies some scales, which used health belief model, were collected. Then the primary questionnaire was designed and at the first step, its face validity and content was assessed by the expert opinion. At the second step, client understanding of the questionnaire was assessed with a study on 20 clients, in the third and fourth steps the reliability of the questionnaire was checked by the test- re test, LQAS and Cronbach alpha by the STATA software. To present the results of the test descriptive statistics were used. Results : In the scale reliability process, we omitted 3 items of condom and 4 items of pill questionnaire then it presented to 20 clients for client understanding assessment. According to the quality assurance measures 80% of the questions in the questionnaires were accepted. After necessary changes, questionnaires were presented to 30 clients two times with 15 day interval. By applying LQAS method some questions were corrected and again with 15 day interval they were presented to another 30 clients and results were assessed by LQAS method. Discussion : In majority of studies, preparing a standard questionnaire is one of the most important elements. With the high sensitivity of the issue mentioned above, the standardization process needs a long time, but reviewing the previous documents with approved reliability and validity could decrease this period. This study shows accepted reliability and validity of designed questionnaires in the assessment of Health Belief Model in family planning services.