Table 5 Mediation analysis of self-management behaviors and enacted social support for participants (N = 140)

Enacted social support

0.22

0.04

< 0.001

0.21

0.04

< 0.001

0.12

0.12

0.315

Self-efficacy

0.10

0.03

< 0.001

Gender

− 0.66

2.59

0.799

− 0.64

2.48

0.685

− 0.19

7.80

0.981

Age

− 0.10

0.12

0.379

− 0.05

0.11

0.489

− 0.47

0.35

0.176

 K-L GS

-1.76

1.42

0.218

-1.17

1.37

0.408

-5.80

4.28

0.178

BMI

− 0.63

0.29

0.031

− 0.43

0.28

0.223

-1.93

0.87

0.028

Disease duration

− 0.20

0.20

0.324

− 0.12

0.19

0.990

− 0.70

0.59

0.239

Other diseases

− 0.83

2.58

0.749

− 0.50

2.47

0.885

-3.19

7.77

0.683

Education^a

  Junior or Senior high school

8.01

2.53

0.002

6.37

2.46

0.011

16.02

7.62

0.037

  College and above

9.37

3.57

0.010

7.25

3.46

0.038

20.67

10.73

0.056

R² = 0.36

R² = 0.42

R² = 0.20

F = 8.16

< 0.001

F = 9.40

< 0.001

F = 3.52

< 0.001

Effect

SE

p

95% CI

% ^b

Total effect

0.217

0.040

< 0.001

0.139

0.296

100

Direct effect

0.205

0.038

< 0.001

0.130

0.280

94.47

Indirect effect

0.012

0.013

− 0.013

0.040

5.53