The effects of pediatric primary prevention programs on screen-time and reading habits of children in Jordan

International Journal of Child Care and Education Policy

Table 1 Differences between the two groups with regard to the confounding factors

Factor	Group	Number	Mean	Standard deviation	95% CI of difference^a	t-value (df)^b	p-value
Age of parent	Test	30	36.73	8.00	[− 5.20, 3.67]	− 0.35 (56)	0.730
Age of parent	Control	28	37.50	8.85	[− 5.20, 3.67]	− 0.35 (56)	0.730
Number of children	Test	30	4.00	1.82	[− 0.96, 0.89]	− 0.07 (58)	0.943
Number of children	Control	30	4.03	1.75	[− 0.96, 0.89]	− 0.07 (58)	0.943
Age of children^c	Test	115	11.67	6.31	[− 1.12, 2.13]	0.61 (234)	0.541
Age of children^c	Control	121	11.17	6.34	[− 1.12, 2.13]	0.61 (234)	0.541

^aDifference was calculated as Test–Control. CI, confidence interval
^bdf, degrees of freedom
^cAll the children in all the families in each group were considered in these calculations