Table 1 Demographic characteristic of participants.

From: Relationship between adolescent gaming addiction and myopia, ocular surface condition, and health status: a questionnaire based cohort study

 

Non-gaming (SD) n = 150

Gaming (SD) n = 150

t

P value

Age

15.10 ± (1.38)

15.11 ± (1.24)

t = 0.171

0.865

Myopia condition

 Myopia

76

97

N/A

N/A

 Non-myopia

74

53

N/A

N/A

Gender

 Male

134

134

N/A

N/A

 Female

16

16

N/A

N/A

Region

 Northern China

59

63

N/A

N/A

 Southern China

91

87

N/A

N/A

Sleeping duration (h)

8.01 ± (1.03)

7.11 ± (0.98)

t = 8.019

< 0.0001****

  1. ****P < 0.0001.
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