Quality of life among patients with cardiac disease: the impact of comorbid depression

Table 6 Regression coefficients (dependent variables PCS and MCS)

QOL Component	Variable	β_i	\( se\left({\overset{\wedge }{\beta}}_i\right) \)	p-value
PCS	Constant	46.67	2.067	≤ 0.001
	Age	−0.116	0.030	≤ 0.001
	Comorbidities	−1.709	0.521	0.001
	PHQ category	−2.134	0.387	≤ 0.001
MCS	Constant	50.86	2.110	≤ 0.001
	Age	0.070	0.031	0.048
	Sex	−2.749	0.843	0.001
	PHQ category	−5.954	0.417	≤ 0.001

ISSN: 1477-7525