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Table 2 Summary of characteristics of studies including the effect of watching TV on the prevalence of myopia in children

From: Global prevalence of myopia in children using digital devices: a systematic review and meta-analysis

First Author`s Name

Year

Country

Age range (Mean ± SD)

Sample size

Number of myopias among children in both eyes

Myopia prevalence in children

Time spent for digital devices (Mean ± SD)

Activity P-value

Screen time for Nearsightedness

Lu et al. [38]

2009

China

10–19 (14.6 ± 0.8)

998

829

81%

14.2 ± 7.4 (h/week)

0.16

Watching TV

Mutti et al. [39]

2002

USA

13–14 (13.7 ± 0.5)

366

67

18.3%

9.2 ± 6.8 (h/week)

-

Watching TV

Saxena et al. [42]

2015

India

5–15 (11.6 ± 2.2)

9884

1297

13.1%

> 14 (h/week)

< 0.001

Watching TV

Paudel et al. [43]

2014

Vietnam

12–15

2238

456

20.4%

11.9 ± 6.6 (h/week)

0.129

Watching TV

Liu et al. [46]

2019

China

6–14 (9.5 ± 2.1)

566

335

59.2%

0.56 ± 0.56 (h/day)

0.32

Watching TV

Lanca C et al. [50]

2021

China

4–18 (8.8 ± 2.9)

12,241

….

30.6%

2.12 ± 1.35 (h/day)

0.49

Watching TV