Table 3 Inter-correlations between total generic and disease-specific HRQoL scores (proxy-report form) and child socio-demographic and medical characteristics

1. Total generic HRQoL

–

2. Total disease-specific HRQoL

.48***

–

3. Female sex

−.03

−.06

–

4. Age at assessment (years)

.02

.24**

−.07

–

5. Swiss nationality

.10

.12

.00

.18

–

6. Socio-economic status

.06

.07

.19

−.17

.21

–

7. Number of previous life events

−.13

−.08

.00

.11

−.17

.03

–

8. Time since initial device implant (years)

−.01

.15

−.02

.38***

.02

−.10

.31***

–

9. Device type (PM or ICD)

.16

.16

.15

−.32***

−.13

.13

.08

.12

–

10. Structural congenital heart disease

−.15

−.35***

−.09

−.16

.02

−.13

−.09

.05

−.06

–

11. Current cardiac medication

−.33***

−.31**

−.18

.11

.13

−.07

−.20

−.12

−.60***

.24*

–

12. Total length of cardiac hospitalization (days)

−.13

−.21*

−.08

−.15

−.03

−.07

−.08

.14

.11

.57***

.21*

–

13. Previous open heart surgery

−.03

−.17

−.05

−.15

−.00

−.09

−.12

.09

.21

.82***

.11

.59***

–

14. Other non-cardiac chronic disease

−.19

−.07

−.08

.18

.13

.19

.20

.17

−.16

−.02

.11

−.00

−.14