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Table 2 Demographic characteristics of the study population (N = 90)

From: Development and validation of the Chinese version of dry eye related quality of life scale

Characteristics

Severity of dry eye patients, n (%)a

χ 2 value

P value

Mild (n = 24)

Moderate (n = 36)

Severe (n = 30)

Age

< 35

2 (8.3)

10 (27.8)

16 (66.7)

21.915

< 0.001

[35,55)

8 (33.3)

9 (25.0)

6 (25.0)

≥ 55

14 (58.3)

17 (47.2)

2 (8.3)

Sex

Male

7 (29.2)

10 (27.8)

15 (53.6)

5.267

0.072

Female

17 (70.8)

26 (72.2)

13 (46.4)

  1. aSome variables contained missing values, thus the proportion in bracket () was valid proportion; severity groups were classified according to clinical diagnosis