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Table 3 Correlations between self-management behaviors and demographics, clinical characteristics, self-efficacy and social support for participants (N = 140)

From: Mediating effect of self-efficacy on the relationship between social support and self-management behaviors among patients with knee osteoarthritis: a cross-sectional study

   Self-management behaviors
Variable Mean (SD) F/t p r p
Gender   0.48 0.63   
  Male 65.28 (15.10)     
  Female 63.91 (14.80)     
Education   14.28 < 0.001   
  (1) ≤ Elementary school 55.76 (15.59)     
  (2) Junior/Senior high school 66.77 (12.57)     
  (3) College or above 72.15 (11.89)     
Post hoc test   (1) < (2), (3)    
Other chronic diseases   2.37 0.019   
  No 68.90 (15.43)     
  Yes 62.42 (14.26)     
Disease duration (years)     − 0.10 0.235
Disease severity (K-L GS)     − 0.28 0.001
Other chronic diseases   2.37 0.019   
  No 68.90 (15.43)     
  Yes 62.42 (14.26)     
Taking analgesics   0.47 0.640   
  No 64.80 (15.57)     
  Yes 63.61 (13.96)     
Physical therapy   -1.34 0.183   
  No 62.91 (15.75)     
  Yes 66.32 (13.24)     
Intra-articular injection   0.15 0.882   
  No 64.89 (11.76)     
  Yes 64.22 (15.13)     
Knee joint surgery   − 0.38 0.702   
  No 63.91 (15.92)     
  Yes 64.92 (12.80)     
Age     − 0.23 0.007
BMI     − 0.15 0.084
Disease duration (years)     − 0.10 0.235
Disease severity (K-L GS)     − 0.28 0.001
Self-efficacy     0.446 < 0.001
Enacted support     0.438 < 0.001
Perceived social support     0.310 < 0.001
  1. SD standard deviation, BMI Body Mass Index, K-L GS Kellgren-Lawrence Grading Scale