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Table 2 Tear film, ocular surface and meibomian gland status in dry eye patients with ocular neuropathic pain features according to the dominant type of sensitization

From: Clinical characteristics of dry eye with ocular neuropathic pain features: comparison according to the types of sensitization based on the Ocular Pain Assessment Survey

 

All

Types of sensitization

Central (N = 17)

Peripheral (N = 16)

p-value

Tear film and ocular surface parameters

 TBUT (sec)

4.67 ± 2.01

4.41 ± 1.77

4.94 ± 2.26

0.46

 Schirmer test score (mm)

7.22 ± 5.09

6.82 ± 2.81

7.56 ± 6.70

0.68

 Corneal staining score (0–9)

0.42 ± 0.75

0.38 ± 0.77

0.43 ± 0.79

0.41

MG parameters

 MG quality (0–3)

1.12 ± 0.82

1.08 ± 0.76

1.00 ± 1.00

0.98

 MG expressibility (0–3)

0.61 ± 0.79

0.54 ± 0.78

0.43 ± 0.79

0.76

  1. Data presented as mean ± SD. TBUT Tear break-up time, MG Meibomian gland.