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Table 1 Characteristics of included participants

From: Screening for novel risk factors related to high myopia using machine learning

 

No myopia

Mild and moderate myopia

High myopia

P-trend

 

n = 3205

n = 3459

n = 368

 

Age

18.3 (0.1)

18.5 (0.1)

19.5 (0.3)

0.011

Gender (Female %)

47.0 (1.2)

50.6 (1.2)

62.5 (3.1)

< 0.001

Ethnicity %

   

0.02

Mexican American

11.9 (1.1)

12.4 (1.4)

6.9 (1.4)

 

Other Hispanic

6.0 (1.4)

5.3 (0.8)

4.3 (1.4)

 

Non-Hispanic White

63.4 (2.3)

61.3 (2.4)

66.8 (3.6)

 

Non-Hispanic Black

13.7 (1.4)

14.3 (1.5)

11.2 (2.0)

 

Other Race

5.0 (0.8)

6.7 (0.9)

10.9 (2.7)

 

Education attainment %

   

< 0.001

< 9th Grade

27.6 (1.3)

26.5 (1.2)

15.5 (2.2)

 

9-11th Grade

29.7 (1.2)

28.6 (1.1)

24.1 (2.7)

 

High School Grade

17.5 (1.3)

16.6 (1.1)

19.8 (2.9)

 

Some College or above

25.3 (1.5)

28.2 (1.4)

40.6 (3.7)

 

TV and computer usage (hour/day)

2.97 (0.06)

3.06 (0.06)

3.11 (0.19)

0.21

MET scores

   

0.006

Low

19.3 (1.2)

19.4 (1.0)

14.0 (2.2)

 

Low-middle

16.7 (0.9)

17.7 (1.0)

13.3 (1.8)

 

Middle-high

27.8 (1.2)

29.4 (1.5)

40.7 (3.6)

 

High

36.2 (1.3)

33.4 (1.4)

32.0 (3.2)

 
  1. Data were weighted estimates, and expressed as mean (standard error)