Shortened Psychological Strain Scales
Author Information
Author(s): Siau Ching Sin, Zhang Jie, Chen Won Sun, Mohd Saat Nur Zakiah, Lew Bob, Ma Xiaodong, Kõlves Kairi
Primary Institution: Centre for Community Health Studies, Faculty of Health Sciences, University Kebangsaan Malaysia
Hypothesis
The study aims to shorten the original 40-item Psychological Strain Scale and test its psychometric properties.
Conclusion
The shortened Psychological Strain Scale (PSS-20) has acceptable psychometric properties but requires further testing in university students and hospital workers.
Supporting Evidence
- The PSS-20 was developed from a larger scale to reduce participant fatigue.
- Factor analysis showed the PSS-20 retained the four original domains of psychological strain.
- The PSS-20 was significantly associated with past-year suicidal ideation.
- Cronbach’s alpha for the PSS-20 indicated good internal consistency.
Takeaway
Researchers made a shorter version of a questionnaire that helps understand mental strain, which can lead to suicidal thoughts, and found it works well but needs more testing.
Methodology
A cross-sectional study using data from three samples in China, including college students, office employees, and hospital workers.
Potential Biases
Potential bias due to different scales used for measuring suicidal ideation among different participant groups.
Limitations
The sample size for students was much larger than for hospital workers and office employees, limiting generalizability.
Participant Demographics
Participants included 12,735 individuals aged 18 to 60, with a majority being university students (84.4%) and a higher percentage of females (62.1%).
Statistical Information
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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