Arabic translation and validation of the Sinus and Nasal Quality of Life Survey (SN-5) in pediatric patients with chronic rhinosinusitis

The Egyptian Journal of Otolaryngology

Table 2 Construct validity and internal consistency of the SN-5 questionnaire

SN-5 questionnaire	Spearman’s correlations between the SN-5 questionnaire and VAS score		Internal consistency of SN-5 questionnaire
SN-5 questionnaire	R	p value	Corrected item–total correlation	Cronbach’s alpha if item deleted
Q1	− 0.633	< 0.001**	0.556	0.585
Q2	− 0.441	< 0.001**	0.161	0.763
Q3	− 0.327	< 0.001**	0.248	0.713
Q4	− 0.722	< 0.001**	0.698	0.523
Q5	− 0.731	< 0.001**	0.683	0.554
Total score	− 0.846	< 0.001*	Cronbach’s alpha	0.69