Table 1. Participant demographics and scores on Physical Functioning Subscale and SSAS.

		N (%)
Gender	Male	35 (28.9)
	Female	86 (71.1)
Ethnic Origin	White British	86 (71.1)
	Black British	2 (1.7)
	Asian/British Asian	3 (2.5)
	British other	11 (9.1)
	Other European	3 (2.5)
	Other White	11 (9.1)
	Mixed race	4 (3.3)
	Not stated	4 (3.3)
	Range (Min-Max)	Mean (S.D.)	Median
Age in years – mean (S.D.)	11-18	15.0 (1.71)
Physical Functioning Subscale
Item 1: Vigorous activities	0-10	0.97 (2.20)	0
Item 2: Moderate activities	0-10	4.29 (3.67)	5
Item 3: Lifting/carrying	0-10	5.92 (3.30)	5
Item 4: Climbing Many Stairs	0-10	3.07 (3.55)	0
Item 5: Climbing Few Stairs	0-10	6.27 (3.44)	5
Item 6: Bending/kneeling	0-10	6.55 (3.66)	5
Item 7: Walking < 1 mile	0-10	2.81 (3.41)	0
Item 8: Walking several hundred yards	0-10	5.31 (3.75)	5
Item 9: Walking 100 yards	0-10	7.28 (3.21)	10
Item 10: Bathing/dressing	0-10	7.50 (3.21)	10
Total score	0-100	50.05 (25.33)	50
SSAS
Item 1: School attendance	1-8	6.45 (1.65)	7
Item 2: Doing homework	0-8	5.67 (2.03)	6
Item 3: Social leisure activities	0-8	5.87 (1.81)	6
Item 4: Private leisure activities	0-8	3.17 (2.27)	3
Item 5: Making friends	0-8	3.45 (2.78)	3
Total score	4-40	24.30 (8.05)	25