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Showing 3 results for Validity

Seyedmohammad Mirhosseini, Ali Abbasi, Anahita Divani, Fateme Askarinezhad, Soheila Hasanpournamaghi, Samuel Grimwood , Ali Montazeri, Hossein Ebrahimi,
Volume 22, Issue 1 (3-2025)
Abstract

Background: Family caregivers of cancer patients encounter numerous challenges while providing care, and self-efficacy is a key factor in alleviating these negative effects. This study aimed to investigate the psychometric properties of the Persian version of the Caregiver Self-Efficacy Scale (CSES) among caregivers of cancer patients.
Methods: This methodological study employed a cross-sectional design involving 382 family caregivers of cancer patients in a teaching hospital in Iran, in 2024. The CSES was translated into Persian using the forward-backward procedure. The initial translation was assessed for face and content validity through both quantitative and qualitative methods. Construct validity was evaluated using exploratory and confirmatory factor analysis. Discriminant validity was examined using the Heterotrait–Monotrait (HTMT) ratio. Reliability was assessed by evaluating internal consistency using Cronbach's alpha and Mcdonald's omega, and stability was measured using intraclass correlation coefficients (ICCs).
Results: In this study, 53.7% of the participants were male, and the caregivers' mean age was 42.52 ± 11.83 years. Scale-level content validity index was reported 0.97 by expert panel during content validity stage. During the exploratory factor analysis, one item was excluded, leaving seven items were categorized into two factors: caregiver self-management and patient challenges. These factors collectively accounted for 43.9% of the variance in self-efficacy. Confirmatory factor analysis confirmed the adequacy of the model derived from the exploratory factor analysis (RMSEA = 0.05, GFI = 0.947, and CFI = 0.906). The factors demonstrated discriminant validity.  Cronbach's alpha values for the patient challenges and caregiver self-management factors were 0.802 and 0.798, respectively. In addition, the ICC for these two factors was reported to be 0.830 and 0.802, respectively.
Conclusion: The Persian adaptation of the CSES demonstrates satisfactory validity and reliability for assessing the self-efficacy of family caregivers of cancer patients in Iran.

 

Hamidreza Khankeh , Mohammad Saatchi , Mahdieh Motie , Shima Shirozhan , Ulrich Dirnagl ,
Volume 22, Issue 1 (3-2025)
Abstract

Background: The qualitative research paradigm is crucial for understanding complex human phenomena, making credibility essential for its findings. Challenges in applying quality assessment criteria and promoting responsible practices in biomedical research underscore the need to review strategies, practices, and challenges in evaluating the quality of qualitative research. This protocol aims to support a multi-method study that develops evidence-informed, comprehensive, and practical recommendations to enhance quality assurance in qualitative research within the biomedical field.
Methods: This multi-method study protocol consists of three phases: a systematic scoping review, qualitative content analysis, and a Delphi survey. The scoping review will follow Arksey and O’Malley’s five-step approach, using relevant keywords to guide a systematic search across databases such as PubMed, CINAHL, Web of Science, Scopus, and Embase, with no time restrictions. Qualitative content analysis will follow Graneheim and Lundman’s (2004) method. Purposeful sampling will be used to select experts in qualitative research. Semi-structured interviews will collect their experiences in evaluating qualitative research quality. Based on the review and interview findings, comprehensive, evidence-informed, and practical recommendations within the biomedical field will be developed and further refined using the Delphi method.
Conclusion: This study aims to critically examine quality achievement and evaluation in the qualitative paradigm and identify challenges, practices, and strategies through a review of existing evidence, focusing on related experiences and perceptions. The study also seeks to address gaps and controversies in the literature using qualitative content analysis. Ultimately, the goal is to develop comprehensive, evidence-informed, and practical recommendations to enhance quality assurance in qualitative research.

 


Tayebeh Mokhtari Sorkhani, Seyed Saeed Mazloomy Mahmoodabad, Mahshid Bokaie , Manoj Sharma , Farzan Madadizadeh ,
Volume 23, Issue 1 (5-2026)
Abstract

Background: Declining fertility and childbearing are significant public health concerns. The Multi-Theory Model (MTM), which addresses both the initiation and maintenance of behavior, may provide a useful framework for promoting childbearing intentions. However, no validated theory-based instrument currently exists to measure MTM constructs in this context. Therefore, this study aimed to develop and validate a Persian questionnaire based on MTM to assess childbearing intentions among women of reproductive age.
Methods: A cross-sectional descriptive survey was conducted in 2025 with 275 married women recruited from comprehensive health centers in Yazd, Iran. Women with only one child and willing to participate from the selected health centers were included in this study. An initial 37-item researcher-developed instrument based on MTM was refined through expert evaluation (CVR, CVI) and quantitative face validity (Impact score). Construct validity was assessed via confirmatory factor analysis (CFA), and reliability evaluated using via Cronbach’s alpha and test–retest ICC analyzed with SPSS 22 and AMOS21.
Results: During the psychometric validation process, four items were removed. The final questionnaire with 33-items demonstrated high reliability (Cronbach’s α = 0.93; construct-level α = 0.71-0.92; test-retest ICC =0.81 (95% CI: 0.68-0.90)) and acceptable construct validity (CFA: CFI =0.932, TLI =0.921, RMSEA = 0.06, χ²/df =1.97). Content validity was strong, with CVR ranging from 0.62-1, S-CVI/Ave =0.929, and overall CVI =0.91. All items also showed acceptable face validity (Impact score >1.5).
Conclusion: The validated MTM-based Persian childbearing intention questionnaire is a reliable and valid tool for assessing childbearing intentions among women with only one child. It can guide public health research, educational interventions, and policy planning to support informed reproductive decisions.


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