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Publication Name
World Journal of Psychiatry
ISSN
2220-3206
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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

Observational Study
©The Author(s) 2025.
World J Psychiatry. Dec 19, 2025; 15(12): 112601
Published online Dec 19, 2025. doi: 10.5498/wjp.v15.i12.112601
Table 2 Correlation analysis of sociodemographic data and clinical characteristics
Correlation coefficient
Age1
Education1
Female2
BMI1
Irregular work2
Smoker2
ISI1
GAF1
PSQI total0.000-0.0050.1310.20730.1903-0.24940.7104-0.4184
ISI-0.036-0.0750.0510.19630.1863-0.19231-0.4014
GAF-0.0590.075-0.036-0.2384-0.3384-0.040-0.40141
1Pearson correlation coefficient.
2Spearman’s rank correlation coefficient.
3The correlation is significant (two-tailed) at the 0.05 Level.
4Correlation is significant at the 0.01 Level (two-tailed).
PSQI: Pittsburgh Sleep Quality Index; ISI: Insomnia Severity Index; GAF: Global Assessment of Functioning; BMI: Body mass index.
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