Predictors of home-based cardiac rehabilitation exercise adherence among patients with chronic heart failure: a theory-driven cross-sectional study

Table 3 The results of the multiple linear hierarchical stepwise regression analysis

Variables	Block 1^a		Block 2^b		Block 3^c
Variables	β (95% CI)	p-value	β (95% CI)	p-value	β (95% CI)	p-value
Age	-0.339 (-0.457, -0.222)	<0.001	-0.196 (-0.296, -0.197)	<0.001	-0.087 (-0.154, -0.019)	0.012
Education level	0.323 (0.205, 0.440)	<0.001	0.177 (0.077, 0.276)	<0.001	0.080 (0.013, 0.147)	0.020
Place of residence	0.127 (0.013, 0.241)	0.029	0.035 (-0.060, 0.129)	0.473	0.018 (-0.045, 0.080)	0.578
Exercise fear			-0.548 (-0.652, -0.443)	<0.001	-0.254 (-0.332, -0.177)	<0.001
Exercise self-efficacy					0.289 (0.213, 0.364)	<0.001
Perceived social support					0.451 (0.373, 0.529)	<0.001
R²	0.301		0.536		0.798
Adjusted R²	0.291		0.527		0.793
F value	<0.001		<0.001		<0.001

Note. ^a Predictors: age, education level, place of residence (block 1). ^b Predictors: age, education level, place of residence (block 1), exercise fear (block 2). ^c Predictors: age, education level, place of residence (block 1), exercise fear (block 2), exercise self-efficacy, perceived social support (block 3)

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