Table 2

Health-related quality of life scores


Left ventricular ejection fraction



Normal (>50%)
Intermediate (40–50%)
Reduced (<40%)

n
167
54
33
KCCQ clinical summary score
85 (18)
75 (22)
68 (21)




n
160
53
30
EQ-5D Index
0.83 (0.18)
0.72 (0.27)
0.76 (0.14)




n
148
46
26
EQ-VAS
72 (18)
65 (21)
57 (20)

KCCQ clinical summary score, EQ-5D Index score, and EQ-VAS score according to left ventricular ejection fraction, mean (SD)

KCCQ, Kansas City Cardiomyopathy Questionnaire; EQ-VAS, EuroQol Visual Analogue Scale

Pettersen et al. BMC Cardiovascular Disorders 2008 8:28   doi:10.1186/1471-2261-8-28