Clinical evaluation of accommodation and ocular surface stability relavant to visual asthenopia with 3D displays

BMC Ophthalmology

Table 2 Comparison between parameters representing subjective ocular symptoms before and after watching 3D and 2D displays

Symptoms	Baseline	Post-3D	P value*	Post-2D	P value^†	P value^‡
Pain	0	0.67 ± 1.07	0.041	0	1.0	0.041
Dullness	0.20 ± 0.40	0.87 ± 1.09	0.041	0.27 ± 0.57	0.655	0.024
Headache	0.07 ± 0.25	0.87 ± 1.09	0.072	0.60 ± 1.08	0.102	0.102
Diplopia	0	0.13 ± 0.34	0.157	0.20 ± 0.54	0.180	0.317
Burning	0	0.33 ± 0.60	0.059	0.07 ± 0.25	0.317	0.102
Irritation	0.27 ± 0.44	0	0.046	0	0.046	1
Dryness	0.20 ± 0.40	1.20 ± 1.11	0.011	0.53 ± 0.62	0.059	0.040
Tearing	0.07 ± 0.25	0.4 ± 0.61	0.096	0	0.317	0.034
Blurred vision	0	0.87 ± 1.09	0.017	0.33 ± 0.79	0.102	0.071
Dizziness	0	0.33 ± 0.79	0.102	0.07 ± 0.25	0.317	0.102
SUM^§	0.80 ± 0.94	5.67 ± 5.45	0.003	2.07 ± 2.89	0.196	0.004

ISSN: 1471-2415