From: Is quality of life measurement likely to be a proxy for health needs assessment in patients with coronary artery disease?
Short Form-12 components
CAD Patients: mean (SD)
Normative data: mean (SD)
All (n = 41)
All (n = 2333) [16]
PCS
35.4 (11)
50 (10)
MCS
43.4 (9.7)
>65 (n = 25)
>65 (n = 511) [15]
36 (11.3)
39.2 (13.4)
43.2 (11.3)
52.6 (10.2)