Skip to main content

Table 6 Hierarchical multiple regression model correlating sleep quality to psychological variables

From: Body image dissatisfaction and lower self-esteem as major predictors of poor sleep quality in gynecological cancer patients after surgery: cross-sectional study

Variables Sleep quality (PSQI)
Step 1 Step 2 Step 3
B CI 95% r p B CI 95% r p B CI 95% r p
AGE − 0.28 − 0.23; − 0.04 − 0.28 0.004 − 0.26 (− 0.22; − 0.03) − 0.27 0.005 0.09 (− 0.02; 0.12) 0.13 0.21
Medical coverage system –0.34 (− 9.01; − 2.74) − 0.35 0.000 − 0.19 (− 5.86; − 0.96) − 0.27 0.007
Anxiety (HADS-A) 0.08 (− 0.36; 0.53) 0.03 0.71
Depression (HADS-D) − 0.16 (− 0.63; 0.32) − 0.06 0.15
Body image (BID) 0.44 (0.12; 0.35) 0.38 0.000
Self esteem (RSES) − 0.42 (− 0.41; − 0.03) − 0.24 0.019
  1. Values in bold: Significant association (p value < 0.05)
  2. B standardized beta coefficient, CI 95% 95% confidence interval, r Spearman’s rank correlation coefficient, HADS-A Hospital Anxiety and Depression Scale-Anxiety, HADS-D Hospital Anxiety and Depression Scale-Depression, BID body image dissatisfaction, RSE Rosenberg's Self-Esteem Scale, PSQI Pittsburgh Sleep Quality Index