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Table 4 Intercorrelations between the various variables of the study

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

 

1

2

3

4

5

6

7

8

9

10

11

12

1. Subjective sleep quality

–

           

2. Sleep latency

0.770**

–

          

3. Sleep duration Usual

0.664**

0.650**

–

         

4. Sleep efficiency

0.635**

0.598**

0.703**

–

        

5. Sleep disturbances

0.747**

0.579**

0.552**

0.560**

–

       

6. Use of sleep medications

0.122

− 0.032

− 0.039

− 0.030

0.331*

–

      

7. Daytime dysfunction

0.747**

0.660**

0.522**

0.486**

0.530**

0.034

–

     

8. PSQI overall score

0.905**

0.841**

0.781**

0.765**

0.810**

0.170

0.776**

–

    

9. Anxiety (HADS-A)

0.656**

0.529**

0.365*

0.329*

0.518**

0.002

0.489**

0.584**

–

   

10. Depression (HADS-D)

0.688**

0.496**

0.333*

0.313

0.581**

0.151

0.439**

0.596**

0.954**

–

  

11. Body image (BID)

0.541**

0.260

0.296

0.358*

0.425**

0.051

0.367*

0.448**

0.396*

0.489**

–

 

12. Self esteem (RSES)

− 0.702**

− 0.497**

− 0.334*

− 0.323*

− 0.519**

− 0.116

− 0.384*

− 0.568**

− 0.865**

− 0.913**

− 0.423**

–

  1. 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
  2. *p < 0.05; **p < 0.001. Spearman's rank correlation coefficient