Table 3.

Poisson Regression Models of Problematic Use of Internet and Symptomatic Dry Eye Disease in Medical Students

Symptomatic DED	PR	(CI95%)	p-value
Overall
Model 1a	1.19	(1.08–1.31)	0.000*
Model 2b	1.17	(1.06–1.29)	0.002*
Men
Model 1a	1.35	(1.16–1.57)	0.000*
Model 2c	1.27	(1.09–1.49)	0.002*
Women
Model 1a	1.11	(0.98–1.27)	0.098
Model 2c	1.12	(0.99–1.28)	0.081

Notes: ^aNon-adjusted. ^bAdjusted by sex, age, frequency of smoking and alcohol intake, intermittent Internet rest, screen time per day. ^cAdjusted by age, frequency of smoking and alcohol intake, intermittent Internet rest, screen time per day. *p<0.05, statistically significant.