Table 1. Baseline characteristics of respondents and its association with child restraint system availability.

				Child restraint system availability				P-value*
				Yes		No
		n	%	n	%	n	%
Gender	Male	241	62.6	95	39.4	146	60.6	0.141
	Female	144	37.4	46	31.9	98	68.1
Age (years)	< 30	137	36.1	47	34.3	90	65.7	0.091
	30–39	182	47.9	77	42.3	105	57.7
	40 +	61	16.1	17	27.9	44	72.1
Education level	Up to secondary school	83	21.6	18	21.7	65	78.3	0.004*
	Bachelor	245	63.6	97	39.6	148	60.4
	Higher education	57	14.8	26	45.6	31	54.4
Relationship to the child	Father	198	51.4	84	42.4	114	57.6	0.013
	Mother	94	24.4	30	31.9	64	68.1
	Sibling	58	15.1	12	20.7	46	79.3
	Others	35	9.1	15	42.9	20	57.1
Number of children aged less than 5 years	1	250	64.9	86	34.4	164	65.6	0.215
	2	109	28.3	45	41.3	64	58.7
	3	18	4.7	5	27.8	13	72.2
	4	8	2.1	5	62.5	3	37.5
Monthly Income of household (Saudi Riyal)	< 5,000	32	8.4	6	18.8	26	81.2	0.045*
	5,000–9999	121	31.7	39	32.2	82	67.8
	10,000–14,999	116	30.4	44	37.9	72	62.1
	15,000–20,000	57	14.9	26	45.6	31	54.4
	> 20,000	56	14.7	26	46.4	30	53.6

* Calculated using Chi-squared test