Table 3.

Correlations between PedsQL^TM Child Self- and Parent Proxy-Report and age and functional measures at baseline.

	Age	NSAA	10 meters	Gowers test	6MWT
Baseline child self-report
PedsQLTM Generic Core Scales (GSC)	r = −0.33 **p < 0.001	r = 0.26 *p = 0.01	r = −0.26 **p = 0.009	r = −0.43 ***p < 0.0001	r = 0.27 **p = 0.008
PedsQLTM GSC – 1° domain (PFS)	r = −0.36 ***p = 0.0004	r = 0.32 **p = 0.002	r = −0.34 ***p = 0.0007	r = −0.41 ***p < 0.0001	r = 0.25 *p = 0.02
PedsQLTM Multidimensional Fatigue Scale (PedsQLTM MFS)	r = −0.04 p = 0.68	r = 0.20 p = 0.06	r = −0.18 p = 0.09	r = −0.21 **p = 0.04	r = 0.23 *p = 0.02
PedsQLTM MFS – 1° domain (GFS)	r = 0.11 p = 0.31	r = 0.14 p = 0.17	r = −0.16 p = 0.13	r = −0.17 *p = 0.1	r = 0.26 *p = 0.01
PedsQLTM NM	r = −0.10 p = 0.30	r = 0.18 p = 0.07	r = −0.24 *p = 0.02	r = −0.26 *p < 0.01	r = 0.20 *p = 0.04
PedsQLTM NM – 1° domain	r = −0.02 p = 0.88	r = 0.15 p = 0.14	r = −0.16 p = 0.12	r = −0.18 p = 0.08	r = 0.13 p = 0.22
Baseline parent proxy-report
PedsQL Generic Core Scales (GSC)	r = −0.34 ***p = 0.0007	r = 0.36 ***p = 0.0004	r = −0.31 **p = 0.002	r = −0.36 ***p = 0.0002	r = 0.36 ***p = 0.0003
PedsQL GSC – 1° domain (PFS)	r = −0.30 **p = 0.003	r = 0.43 ***p < 0.0001	r = −0.39 ***p < 0.0001	r = −0.45 ***p < 0.0001	r = 0.49 ***p < 0.0001
PedsQL Multidimensional Fatigue Scale (PedsQL MFS)	r = −0.03 p = 0.77	r = 0.18 p = 0.08	r = −0.16 p = 0.13	r = −0.12 p = 0.25	r = 0.27 **p = 0.006
PedsQL MFS – 1° domain (GFS)	r = −0.02 p = 0.9	r = 0.16 p = 0.12	r = −0.16 p = 0.13	r=−0.14 p = 0.18	r = 0.26 **p = 0.009
PedsQL NM	r = −0.05 p = 0.6	r = 0.15 p = 0.13	r = −0.25 *p = 0.01	r = −0.15 p = 0.15	r = 0.21 *p = 0.04
PedsQL NM – 1° domain	r = −0.17 p = 0.1	r = 0.38 ***p = 0.0001	r = −0.35 ***p = 0.0004	r = −0.29 **p = 0.0001	r = 0.46 ***p < 0.0001

p significant values in bold. * p <0.05, **p < 0.01, ***p < 0.001 or above.