The impact of smartphone addiction on attention control and sleep in Egypt—an online survey

Middle East Current Psychiatry

Table 5 Multiple linear regression analysis for prediction of risk factors affecting the total attention score

	Unstandardized coefficients		t	p-value	95.0% confidence interval for B
	B	Std. error	t	p-value	Lower bound	Upper bound
Constant	58.996	0.918	64.248	< 0.001*	57.195	60.796
Total score of SAS-SV	− 0.189	0.018	− 10.474	< 0.001*	− 0.224	− 0.154
Interval between smartphone cessation and bedtime	0.014	0.005	2.890	0.004*	0.004	0.023
Total score ISI	− 0.263	0.025	− 10.437	< 0.001*	− 0.313	− 0.214
Age (years)	0.046	0.013	3.572	< 0.001*	0.021	0.072
Female sex	− 1.013	0.290	− 3.496	< 0.001*	− 1.582	− 0.445
Educated participants from university and above	0.550	0.422	1.301	0.193	− 0.279	1.378
Rural residence	− 0.700	0.312	− 2.240	0.025*	− 1.312	− 0.087

SAS-SV Smartphone Addiction Scale-Short Version, ISI Insomnia Severity Index scale
^*P-value is significant. Dummy variables for sex, education, and residence were done. Female was coded as 1, education from university and above was coded as 1, and rural residence was coded as 1