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Table 2 Comparison of subjective symptoms after playing a virtual reality game

From: Influence of virtual reality on visual parameters: immersive versus non-immersive mode

Symptom

Immersive mode

Non-immersive mode

p-value

Burning

0.0 (0.0)

0.0 (0.0)

0.564

Feeling of a foreign body

0.0 (0.0)

0.0 (0.0)

0.705

Excessive blinking

1.0 (3.0)

1.0 (2.0)

0.554

Tearing

0.0 (1.0)

0.0 (0.0)

0.014*

Dryness

0.0 (3.0)

1.0 (2.0)

0.942

Tingling

0.0 (2.0)

0.0 (1.0)

0.084

Blurred vision

1.0 (2.0)

0.0 (1.0)

0.005*

Double vision

0.0 (0.0)

0.0 (0.0)

0.046*

Difficulty focusing for near vision

0.0 (1.0)

0.0 (0.0)

0.018*

Increased sensitivity to light

0.0 (1.0)

0.0 (0.0)

0.623

Headache

2.0 (3.0)

0.0 (1.0)

0.012*

Dizziness

3.0 (3.0)

1.0 (2.0)

0.012*

Nausea

3.0 (3.0)

0.0 (1.0)

0.004*

Total

12.0 (9.0)

5.0 (10.5)

0.002*

  1. Data presented as median (interquartile range). *statistically significant value using the Benjamini-Hochberg procedure