Table 1

 Sociodemographic data, baseline cardiac condition, and health status at three months of patients with and without post-myocardial infarction (MI) depression

No post-MI depression (n = 315)Post-MI depression (n = 106)Total sample (n = 421)t2dfp Value
Data are mean (SD) or percentage.
LVEF, left ventricular ejection fraction; QoL, quality of life.
Sociodemographic data
Age (years)61.86 (11.29)58.31 (11.43)61.0 (11.4)2.794190.005
Women18.1%27.4%20.4%4.1910.04
Level of education
    Low66.3%66.0%66.3%
    Medium19.4%17.9%19.0%
    High14.3%16.0%14.7%0.2520.88
Living alone13.3%16.0%14.0%0.4810.48
Smoking47.0%61.6%50.8%6.2810.01
Pre-MI depression6.0%43.4%15.4%84.81<0.001
Cardiac condition
    History of MI14.0%15.1%14.3%0.0810.77
    Killip class ⩾214.0%15.1%14.3%0.0810.78
    LVEF ⩽40%23.9%22.6%23.6%0.0710.79
Diabetes mellitus9.5%9.4%9.5%0.00110.98
Health status at three months (health related QoL score)
Physical functioning74.6 (23.8)67.4 (24.9)72.8 (24.3)2.614070.009
Social functioning83.8 (20.5)62.6 (22.5)78.4 (22.9)8.87412<0.001
Role limitations-physical64.7 (41.3)25.2 (35.8)54.8 (43.5)8.66407<0.001
Role limitations-emotional79.7 (35.8)44.0 (42.8)70.7 (40.7)8.32408<0.001
General health65.9 (20.3)51.2 (18.7)62.3 (20.9)6.38405<0.001
Pain86.7 (18.3)76.8 (20.3)84.2 (19.3)4.61411<0.001
Cardiac related complaints
Somatic complaints18.9 (6.8)25.7 (8.3)20.6 (7.8)−8.39411<0.001
Palpitations35.1%59.5%41.3%14.4910.002
Angina37.1%57.0%42.3%9.391<0.001
Dyspnoea45.9%50.6%47.1%0.531<0.001
Fatigue28.6%55.1%35.3%18.011<0.001
Disability
Complete disability13.2%35.4%18.6%23.661<0.001
Partial disability12.6%42.3%19.9%40.241<0.001