Table 1 Demographic and Other Baseline Characteristics for Each Group of Patients with Dry Eye Before Cataract Surgery.

From: Effects of Preservative-free 3% Diquafosol in Patients with Pre-existing Dry Eye Disease after Cataract Surgery: A Randomized Clinical Trial

 

Group 1 (38 eyes)

Group 2 (41 eyes)

Group 3 (38 eyes)

P-value

Age (y)

67.7 ± 8.3

71.6 ± 9.4

68.0 ± 7.6

0.058

Sex

  Male

13

17

12

0.694

  Female

25

24

26

Eyes

  OD

22

20

19

0.715

  OS

16

21

19

TBUT (s)

4.6 ± 2.2

5.0 ± 2.5

4.6 ± 1.8

0.925

Schirmer test (mm)

15.5 ± 8.6

13.1 ± 8.7

11.5 ± 7.6

0.076

Corneal staining score

0.66 ± 1.07

0.63 ± 0.89

0.84 ± 0.59

0.051

OSDI

22.10 ± 12.94

23.49 ± 11.38

22.30 ± 9.01

0.836

LLT (nm)

80.82 ± 18.77

86.00 ± 19.17

82.25 ± 20.10

0.484

MGD stage

2.61 ± 1.11

2.44 ± 1.18

2.34 ± 1.10

0.407

Lid margin abnormality

2.58 ± 1.00

2.34 ± 1.37

2.03 ± 1.20

0.174

Meibomian gland expressibility

1.84 ± 1.05

1.88 ± 1.01

1.61 ± 0.95

0.327

Meibum quality

12.18 ± 5.92

10.22 ± 5.73

10.16 ± 6.77

0.152

Meibomian gland dropout

1.11 ± 0.73

1.37 ± 1.07

1.47 ± 1.13

0.467

  1. Data are presented as mean ± standard deviation. TBUT = tear breakup time; OSDI = Ocular Surface Disease Index; LLT = lipid layer thickness; MGD = meibomian gland dysfunction. P-value indicates the statistical analysis among the three groups.
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