The relationship between sleep quality and physical activity among patients with heart failure: a cross-sectional study

Table 6 Multiple linear regression model for all variables and overall sleep quality (n = 103)

Independent variable	B	SE	Beta	t	Sig	95% confidence	R²
Constant value	2.31	0.35	–	6.53	< 0.001	(1.61, 3.01)	0.310
Physical activity	− 0.05	0.02	− 0.21	− 2.13	0.04	(− 0.10,0)
BMI	− 0.02	0.01	− 0.18	− 1.90	0.06	(− 0.04,0)
Sex	− 0.14	0.07	− 0.21	− 2.09	0.04	(− 0.27, − 0.01)
Marital status	0.14	0.08	0.17	1.83	0.07	(− 0.01, 0.30)
Substance use	− 0.18	0.10	− 0.19	− 1.85	0.07	(− 0.38, 0.01)
History of heart surgery	0.18	0.08	0.22	2.24	0.03	(0.02, 0.34)
Stage of disease	0.13	0.04	0.31	2.83	0.01	(0.04, 0.21)

History of heart surgery: yes = 1, No = 0 Marital status: single/widow/widower/divorced = 1, married = 2
History of substance use: yes = 1, No = 0 Sex: male = 2, female = 1

ISSN: 2052-1847