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Table 2 Results of the stepwise multiple regression analyses using depressive symptoms as the dependent variable

From: Depressive symptoms are associated with impaired sleep, fatigue, and disease activity in women with rheumatoid arthritis

Independent variables B SE Wald p OR 95% CI for OR
Lower Higher
Age −0.007 0.023 0.102 0.749 0.993 0.949 1.039
Disease duration −0.019 0.046 0.160 0.690 0.982 0.896 1.075
DAS28 0.271 0.201 1.819 0.177 1.312 0.884 1.945
PSQI 0.199 0.082 5.837 0.016 1.22 1.038 1.434
FSS 0.024 0.019 1.685 0.194 1.025 0.988 1.063
ESS −0.013 0.049 0.072 0.789 0.987 0.897 1.086
Constant −4.320 1.724 6.277 0.012 0.013   
  1. Definition of Abbreviations: BDI-II Beck Depression Inventory, DAS28 Disease activity score in 28 joint, PSQI Pittsburgh Sleep Quality Index, FSS Fatigue Severity Scale, B coefficients, OR Odds ratio, CI Confidence interval