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Table 6 Regression coefficients (dependent variables PCS and MCS)

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

QOL ComponentVariableβi\( se\left({\overset{\wedge }{\beta}}_i\right) \)p-value
PCSConstant46.672.067≤ 0.001
Age−0.1160.030≤ 0.001
Comorbidities−1.7090.5210.001
PHQ category−2.1340.387≤ 0.001
MCSConstant50.862.110≤ 0.001
Age0.0700.0310.048
Sex−2.7490.8430.001
PHQ category−5.9540.417≤ 0.001