Table 6.

Correlation between monitor ergonomic deficiencies and visual symptoms.

Monitor Ergonomics	Logistic regression for visual symptoms
	Itching eyes		Teary eyes		Unclear vision
	OR	95 % CI	OR	95 % CI	OR	95 % CI
Glare is not reflected on the screen from the window or lights
Yes	1		1		1
No	3.26*	2.90–7.34	2.52*	1.90–4.63	2.17*	1.11–4.24
The monitor is positioned directly in front of the user allowing them to maintain their head and neck upright
Yes	1		1		1
No	1.53	1.32–3.04	1.47*	0.81–2.49	1.69	0.89–2.84
The monitor has sufficient adjustability to maintain the top of the screen at eye level without bending the head or neck
Yes	1		1		1
No	2.16*	1.63–4.14	1.42	0.99–3.94	1.823*	1.01–3.26
The monitor is placed at arm's length allowing users to read without leaning their head, or neck forward and backward
Yes	1		1		1
No	1.77*	0.88–3.54	1.50*	0.96–2.96	1.43*	0.76–5.694

Foot note: OR=Odds Ratio; CI= Confidence Interval, * Denotes Significant at p < 0.05.