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Journal of Clinical and
            Basic Psychosomatics                                                   Interpersonal relationship rating scale




            Table 1. Retained items after initial scale testing
            Items                                                                             1  2  3   4  5
            1. I don’t feel rushed or nervous in social situations.                           ‮
            2. I can understand the different views of others when I disagree with them.      ‮
            3. I am willing to take the initiative to make new friends.                        ‮
            4. I don’t worry about people having a bad opinion of my performance.             ‮
            *5. I often struggle with how to communicate with others, and I often feel that I can’t get a word in edgewise at gatherings.  ‮
            6. Sometimes, I think about things from other people’s points of view so that I can better understand their feelings.  ‮
            7. I’m willing to let my new peers know the truest side of me.                    ‮
            8. I am on an equal footing with the opposite sex when interacting with them.     ‮
            9. I don’t feel shy and uncomfortable around the opposite sex.                    ‮
            10. When someone needs help, I can offer advice and support in a way that he is comfortable with.  ‮
            11. I believe that socializing with the opposite sex is an indispensable part of human relationships.  ‮
            12. I am able to sincerely listen when others talk about topics that do not interest me.  ‮
            13. I don’t avoid gatherings of many people, and I don’t feel anxious or apprehensive.  ‮
            14. When others tell me their troubles, I can understand their feelings and give them encouragement.  ‮
            15. When I am in trouble, I feel sure that someone will be willing to help me.    ‮
            16. I don’t get jealous or fall into self-denial when I find out that someone else has something better than me.  ‮
            17. I am good at using language to communicate with others.                       ‮
            18. I know how to advance a conversation with the opposite sex.
            Note: *Is a reverse scoring item.

            10 (PHQ ≥ 10) or above classified as having moderate or   matrix, followed by maximum variance rotation to refine
            higher levels of depression, forming the emotional disorder   the final factor loading matrix. The appropriateness of the
            group.  Discriminant validity was examined by comparing   factor analyses was examined using the Kaiser–Meyer–
                 17
            the Interpersonal Relationship Rating Scale scores between   Olkin (KMO) measure and Bartlett’s test of sphericity, and
            the emotional disorder and non-disorder groups.    the final number of factors was determined with the aid of
                                                               a scree plot.
            2.3.3. Interpersonal relationship comprehensive
            diagnostic scale                                     Validated factor analysis was conducted on the second-
                                                               stage sample (n = 547) using Mplus 8.0 to examine model
            This scale consists of 28 items and assesses the degree of     2
            interpersonal relationship distress across four dimensions:   fit. The scales were further examined for reliability and
            interpersonal communication difficulties, interpersonal   validity using SPSS 22.0, including assessments of internal
            friendship difficulties, interpersonal interaction difficulties,   consistency reliability, test–retest reliability, construct
            and heterosexual communication difficulties. Each item is   validity, criterion-related validity, and discriminant
            rated on a two-point scale, with “yes” scoring 1 and “no”   validity.
            scoring 0. Higher scores indicate more severe interpersonal   3. Results
            behavioral distress. Previous studies have demonstrated
            that this scale possesses good reliability and validity. 13  3.1. Preliminary questionnaire analysis and factor
                                                               naming
            2.4. Statistical processing
                                                               3.1.1. Item analysis
            The validity of the questionnaire was assessed, and invalid
            responses – such as those with omissions or patterns of   The present study used the correlation between individual
            highly regular answers – were eliminated. Data from the first   items and the total score to analyze item differentiation. In
            stage sample (n = 461) were analyzed using the Statistical   general, the total score reflects the participants’ level of the
                        1
            Package for the Social Sciences  (SPSS) 22.0, including   measured trait, and a high correlation between a single item
            question-total correlation analysis and exploratory factor   and the total score indicates good differentiation. Pearson
            analysis. Principal component analysis was then used to   correlation analysis was performed between each item and
            extract common factors and generate the initial loading   the total score to screen the items. Items with correlation


            Volume 3 Issue 2 (2025)                         50                              doi: 10.36922/jcbp.3625
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