Impact of screen exposure on pediatric vernal Keratoconjunctivitis: a survey during the COVID-19 pandemic in Italy

Table 2 Symptom scores by exposure group

		Itching	Photophobia	Tearing	Foreign Body Sensation	Burning
March–June 2020: 2-4 h/day (n = 63)	Mean	1.1111	1.1269	0.9206	0.9047	1.1269
	SD	0.9000	0.9586	0.9384	0.9624	1.0394
	Total	5.1904
March–June 2020: 4-6 h/day (n = 28)	Mean	1.0714	1.3571	1.2143	0.9643	1.1785
	SD	0.8997	1.0959	0.7868	0.9222	0.9833
	Total	5.7857
March–June 2020: > 6 h/day (n = 12)	Mean	1.4166	1.3333	1.4166	1.4166	1.5833
	SD	0.7929	1.1547	0.9003	0.9962	0.5149
	Total	7.1666
Pearson correlation coefficient (screen exposure vs symptoms)		0.8087	0.8151	0.9944	0.9142	0.9130

Mean symptom scores for children exposed to long-distance learning, divided into exposure groups; Pearson correlation coefficients between symptom scores and screen exposure
SD Standard Deviation

ISSN: 1824-7288