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Table 1 Overall differences of indicators from before to after warm compress (WC)

From: Effects of warm compress on tear film, blink pattern and Meibomian gland function in dry eyes after corneal refractive surgery

 

Pre-WC

Post-WC

P value

Lipid Layer

 TFLLT-Ave(nm)

63.08±17.37

81.89±19.30

0.000*

 TFLLT-Max(nm)

82.86±19.62

91.00±13.81

0.023*

 TFLLT-Min(nm)

51.70±16.28

70.43±26.60

0.000*

 TFLLT-Std

5.38±2.60

7.84±9.28

0.109

TBUT(s)

5.38±2.19

6.38±2.16

0.000*

Meibomian Gland

 TMGS (0 to 45 points)

10.28±4.05

12.06±4.53

0.002*

 MGL (0 to 15, n)

3.64±1.51

4.39±1.71

0.004*

 MGC (0 to 15, n)

2.17±1.48

2.50±1.58

0.139

Blink pattern Parameters

 TBF (times/19.1s)

8.27±3.81

7.70±3.69

0.505

 PBF (times/19.1s)

5.54±3.66

3.57±2.92

0.002*

 CBR (%)

32.76±32.89

50.28±35.51

0.002*

 PBR (%)

67.23±32.89

49.72±35.51

0.002*

LogMAR UDVA

-0.05±0.10

-0.08±0.09

0.270

LogMAR CDVA

-0.12±0.07

-0.13±0.07

0.317

SE (Diopter, D)

-0.47±0.52

-0.34±0.42

0.042*

K1

38.55±2.19

38.59±2.22

0.953

K2

39.44±2.12

39.45±2.19

0.899

Km

38.99±2.15

39.02±2.19

0.816

CCT (um)

462.47±44.03

471.57±49.01

0.006*

Total HOAs

0.63±0.51

0.85±0.38

0.593

Z (4, 0)

0.30±0.27

0.39±0.23

0.970

Z (3, 1)

-0.13±0.34

-0.15±0.34

0.101

Z (3, -1)

-0.43±0.46

-0.42±0.44

0.688

  1. All data are expressed as the mean ± standard deviations
  2. TFLLT tear film lipid layer thickness, TBUT tear film break-up time, TMGS total Meibomian gland secretion score, MGL glands secreting any liquid, MGC glands secreting clear liquid, TBF total blink frequency, PBF partial blink frequency, PBR partial blink rate, CBR complete blink rate, UDVA uncorrected distance visual acuity, CDVA corrected distance visual acuity, SE spherical equivalent, CCT central corneal thickness, HOAs higher order aberrations
  3. *Significant difference