Table 3.

Stepwise multiple linear regression analysis with dependent variable self-care (SCI-R) and the independent variables (N = 428).

Predictors	B	Standard error	Beta	t	Sig.	F	R 2
Model 1
Motivation for self-care	3.17	0.25	0.51	12.4	<0.001	155.70 (1,422)	0.26
Model 2
Motivation for self-care	2.86	0.26	0.46	10.89	<0.001	88.09 (2,421)	0.29
Level of training in diabetes	1.56	0.40	0.16	3.90	<0.001
Model 3
Motivation for self-care	2.36	0.29	0.38	8.09	<0.001	64.82 (3,420)	0.31
Level of training in diabetes	1.49	0.39	0.16	3.77	<0.001
Level of importance given to disease	1.37	0.38	0.16	3.62	<0.001
Model 4
Motivation for self-care	2.21	0.29	0.36	7.48	<0.001	51.36 (4,419)	0.32
Level of training in diabetes	1.44	0.39	0.15	3.68	<0.001
Level of importance given to disease	1.28	0.37	0.15	3.39	0.001
Self-efficacy	0.26	0.09	0.11	2.80	0.005