Independent predictors of physical health in community-dwelling patients with coronary heart disease in Singapore

Table 3 Unadjusted and adjusted predictors for the physical component summary of SF-12v2

Variables	Univariate analysis		Multivariable analysis
	B	p-value	B	p-value
Gender	0.107	0.966
Age	0.038	0.665
Marital status	2.854	0.155*	1.890	0.296
Highest education level	0.074	0.966
Employment status	−0.907	0.581
Monthly household income	4.954	<0.001**	−0.013	0.993
Type of housing	6.861	0.042**	2.600	0.435
Length of CHD diagnosis (months)	−0.022	0.057*	0.007	0.591
CHD family history	2.194	0.158*	2.967	0.044**
Diabetes	3.256	0.034**	0.377	0.802
Hypertension	−1.707	0.414
Ex-smoker	2.394	0.123*	1.835	0.199
Current smoker	0.727	0.608
Alcohol	1.768	0.332
PTCA/stent therapy	0.879	0.598
CABG therapy	−1.868	0.300
Dyslipidaemia	−3.142	0.051*	−1.464	0.320
Fasting blood glucose (>6.1 mmol/L)	−1.245	0.526
BMI (>30)	0.067	0.975
PSS	−0.530	<0.001**	−0.110	0.439
HADS_Anxiety	−0.881	<0.001**	0.028	0.926
HADS_Depression	−1.514	<0.001**	−0.766	0.023**
CSS-CS	4.173	<0.001**	1.423	0.223
CSS-MF	4.987	<0.001**	2.351	0.019**

Reference group: Male, Single/Divorced/Windowed/Separated, Primary or below education, Full-time/part-time working, monthly household income S$3000 (USD 2217) or below, Government house/HDB flat, has CHD family history, has diabetes, has hypertension, was an ex-smoker, currently smoking, has alcohol consumption, has PTCA/stent therapy, has CABG therapy, no dyslipidaemia, fasting blood glucose > 6.1 mmol/L, BMI less than 30
CHD coronary heart disease, PTCA percutaneous transluminal coronary angioplasty, CABG coronary artery bypass grafting, BMI body mass index, PSS Perceived Stress Scale, HADS Hospital Anxiety and Depression Scale, CSS_CS cardiac self-efficacy for control ling symptoms, CSS-MF cardiac self-efficacy for maintain function
*P < 0.25, **P < 0.05

ISSN: 1477-7525