Table 3

Summary of included studies

				Participant details (age and sex refers to the children)
Study	Year	Quality assessment	Study design	Sample size	Mean age (years)	Age range (years)	Sex	Type of participants	Type of disability
Anderson et al1	2005	Cred.^*	Semistructured interviews	14	13.6±2.4	10–16	14 F	Children	Physical (n=6 cerebral palsy, n=5 spina bifida, n=4 other)
		Trans.^†
		Depend.^†
		Confirm.^†
Columna30	2007	Cred.^†	Semistructured interviews	12	8.7±2.5	5–14	3 F, 8 M	Parents (9 F, 3 M)	Intellectual (n=4 autism, n=2 Down syndrome), Physical (n=3 cerebral palsy, n=1 spina bifida) and other health impairment (n=1)
		Trans.^†
		Depend.^†
		Confirm.^†
Field and Oates25	2001	Sample^‡	Questionnaire (postal)	97	9.9	5–15	–	Parents^§	Physical (spina bifida)
		Measure^*
		Analysis^‡
Hunter26	2009	Cred.^†	Semistructured interviews	23	13.6±2.0	9–17	10 F, 13 M	Parents (18 F, 4 M)	Physical disability (n=16 spina bifida, n=4 cerebral palsy, n=1 each calder regression, spinal cord injury and multiple spinal leaks)
		Trans.^†
		Depend.^†
		Confirm.^†
Jones31	2003	Cred.^†	Semistructured Interviews	37	<18	5–35^¶	–	Parents (30 F, 7 M)	Developmental, learning and physical disabilities, autism, emotional and behavioural disorders
		Trans.^*
		Depend.^†
		Confirm.^*
Kang et al16	2007	Sample^‡	Questionnaire (interviewer assisted)	145	16.9	12–19	28 F, 117 M	Children	Physical (NWBAclassification I n=24, II n=53, III n=57)
		Measure^*
		Analysis^*
Levinson and Reid10	1991	Sample^*	Questionnaire (postal)	105	7 and 15	4–10 11–21	33 F, 72 M	Parents^§	Physical and intellectual (developmental delay, emotional disturbances, autism, cerebral palsy)
		Measure^*
		Analysis^*
Lieberman and MacVicar29	2003	Sample^‡	Questionnaire (postal)	54	12.5	3–22	20 F, 34 M	Parents^§	Deaf-blindness (some also had cerebral palsy n=11, developmental delay n=8 and multiple disabilities n=11, intellectual disabilities n=6)
		Measure^*
		Analysis^*
Menear27	2007	Cred.^†	Focus groups	21	9.8	3–22	8 F, 13 M	Parents (16 F, 5 M)	Intellectual (Down syndrome n=21)
		Trans.^*
		Depend.^†
		Confirm.^†
Prellwitz and Skar32	2007	Cred.^*	Semistructured Interviews	15	9.6±1.9	7–12	7 F, 8 M	Children	Restricted mobility (n=5) Severe vision impairment (n=5), Moderate developmental disabilities (n=5)
		Trans.^†
		Depend.^†
		Confirm.^*
Sit et al33	2002	Sample^†	Questionnaire (interviewer assisted)	237	13.5±2.0	9–19	94 F, 143 M	Children	Mild mental disability (n=78), physical disability (n=61), vision Impairment (n=27), hearing impairment (n=41), maladjustment (n=30)
		Measure^*
		Analysis^†
Stuart et al28	2006	Sample^*	Questionnaire (interviewer assisted)	50	–	10–12	11 F, 14 M	25 Children 25 Parents^§	Vision impairment
		Measure^*
		Analysis^*
Tsai and Fung34	2005	Sample^*	Questionnaire (interviewer assisted)	94	–	12–17	49 F, 45 M	Children	Hearing impairment (some also had intellectual disabilities, learning difficulties and/or behavioural problems)
		Measure^†
		Analysis^†
Wilkinson6	1983	Cred.^‡	‘Formal’ interviews	–	–	‘Children’	–	Personnel from institutions dealing with disabilities and play environments^§	Not specified
		Trans.^‡
		Depend.^‡
		Confirm.^‡

↵* Some evidence of the study meeting the criterion or unclear reporting.
↵† Evidence of the study meeting the criterion.
↵‡ No evidence of the study meeting the criterion.
↵§ Ratio of the number of female to males was not reported.
↵¶ Majority of children were aged under 18, however the author no longer had a record of the individual data.
–, no data; F, female; M, male; NWBA, National Wheelchair Basketball Association.