Table 4.

Indicators of physical functioning in Saudi youths by sex, 2013

Factors	Categories	Male			Female			P value
		N	Percent	SE	N	Percent	SE
Limitation in vigorous physical activity	No	1032	87.4	1.2	871	75.3	1.7	<0.001
	Yes	145	12.6	1.2	272	24.7	1.7
Need for special equipment	No	1176	99.7	0.1	1183	99.9	0.0	0.056
	Yes	7	0.3	0.1	2	0.1	0.0
Able to climb five steps?	Without any difficulty	1148	96.0	0.8	1099	94.7	0.8	0.164
	With a little difficulty	26	2.3	0.5	60	4.1	0.7
	With some difficulty	11	1.5	0.6	10	1.1	0.4
	With much difficulty	2	0.1	0.0	2	0.1	0.1
	Unable to do	2	0.1	0.1	0	0.0	_
Difficulty in performing house/work activities?	Without any difficulty	1100	94.8	0.9	1018	90.2	1.1	0.007
	With a little difficulty	40	3.9	0.8	102	7.1	0.9
	With some difficulty	9	1.0	0.5	27	2.5	0.6
	With much difficulty	3	0.3	0.2	4	0.2	0.1
	Unable to do	2	0.1	0.1	0	0.0	_
Wears glasses or contact lens	No	1050	89.4	1.1	1027	85.1	1.3	0.016
	Yes	133	10.6	1.1	162	14.9	1.3
Far vision	No difficulty	1077	91.6	1.0	1049	88.9	1.2	0.342
	Some difficulty	105	8.4	1.0	133	11.1	1.2
Near vision	No difficulty	1119	95.3	0.7	1098	92.7	1.0	0.076
	Some difficulty	63	4.7	0.7	86	7.3	1.0
Deafness or trouble hearing	No	1148	97.0	0.7	1164	98.6	0.4	0.022
	Yes	39	3.0	0.7	27	1.5	0.4