Health status measured by Kansas City Cardiomyopathy Questionnaire-12 in primary prevention implantable cardioverter defibrillator patients with heart failure

Table 3 KCCQ-12 score in 118 patients with primary prevention ICD due to heart failure stratified by age

KCCQ-12	32–59 years (n = 10)	60–69 years (n = 42)	70–79 years (n = 42)	≥ 80 years (n = 24)	Kruskal–Wallis test
KCCQ-12	Mean score	Mean score	Mean score	Mean score	p value
Physical limitation	75.8 ± 8.1	71.7 ± 24.9	67.5 ± 26.7	59.0 ± 27.5	0.164
Symptom frequency	80.1 ± 22.1	84.7 ± 19.7	75.7 ± 19.6	72.5 ± 23.8	0.046
Quality of life	66.3 ± 28.3	72.9 ± 27.2	67.3 ± 24.4	69.8 ± 25.0	0.520
Social limitation	82.5 ± 22.7	72.0 ± 28.1	70.1 ± 25.1	69.1 ± 30.4	0.564
Overall summary score	75.6 ± 22.6	74.4 ± 22.9	69.6 ± 21.7	68.2 ± 23.0	0.402

Statistically significant p-values is given in bold
ICD implantable cardioverter defibrillator, KCCQ-12 12-item Kansas City Cardiomyopathy Questionnaire

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