Table 2.

Correlation coefficient between the original and shortened HS-FOCUS domains scores at baseline

	Patients’ responses		Parent’s responses
	Spearman correlation coefficient	N	Spearman correlation coefficient	N
Walking/standing	0.94	49	0.97	84
Grip/reach	0.94	49	0.91	84
School/work	0.94	44	0.87	79
Activities	0.88	48	0.75	84
Breathing	0.86	45	0.85	79
Overall function score	0.95	49	0.89	84