Table 5.

Patients characteristics associated with quality of life in multiple binary logistic regression model

Variable		B	S.E.	Wald	Sig.	Odds ratio with 95% CI
Age	< 48					Ref.
	48–57	−0.07	0.59	0.01	0.912	0.94(0.29–2.98)
	58–67	−0.10	0.60	0.03	0.875	0.91(0.28–2.95)
	68–77	−0.08	0.71	0.01	0.910	0.92(0.23–3.70)
	≥78	1.64	0.99	2.75	0.097	5.16(0.74–35.93)
Occupation	Unemployed					Ref.
	Employed	0.27	0.32	0.74	0.391	1.31(0.71–2.43)
Duration of disease (year)	≤3					Ref.
	4–5	−0.78	0.37	4.33	0.057	0.46(0.22–1.09)
	> 5	−0.69	0.42	2.71	0.100	0.50(0.22–1.14)
Total number of medications	1–3					Ref.
	4–6	−0.63	0.40	2.48	0.115	0.54(0.25–1.17)
	≥ 7	−1.47	0.62	5.57	0.018	0.23(0.07–0.78)
Total number of chronic diseases	0					Ref.
	1	0.18	0.96	0.04	0.853	1.19(0.18–7.77)
	2	−0.91	0.91	1.00	0.317	0.40(0.07–2.39)
	3	−0.37	0.94	0.16	0.691	0.69(0.11–4.33)
	≥4	−1.10	0.97	1.30	0.254	0.33(0.05–2.21)
Patient-Physician Interactions score		0.10	0.05	4.41	0.036	1.11(1.01–1.22)
Self-Efficacy for Managing Chronic Disease score		0.26	0.14	3.34	0.068	1.29(0.98–1.70)
Cardiac Self-Efficacy score		0.09	0.03	8.51	0.004	1.10(1.03–1.17)

CI confidence interval, β coefficient of predictor variables, S.E standard error

^a The bold values indicate P < 0.05