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Table 3 Ocular surface parameters and univariate analysis of these parameters on logarithm-transformed ocular staining score

From: Factors associated with ocular surface epithelial damage in patients with primary Sjögren’s syndrome

Variables

Mean ± SD

Univariate analysis

Beta (SE)

P-value

Ocular surface parameters

 Ocular staining score (0-33), NEI scale

7.65 ± 5.06

  

 Subjective score (OSDI)

41.63 ± 22.88

0.004 (0.003)

0.179

 Schirmer’s test I value (mm)

7.01 ± 6.83

-0.038 (0.008)

<0.001

 FBUT (seconds)

2.30 ± 1.67

-0.230 (0.026)

<0.001

 MGD grade (0–4)

1.95 ± 0.74

0.432 (0.076)

<0.001

Parameters using K5M

 NIKBUT-first (seconds)

4.31 ± 1.73

-0.069 (0.035)

0.054

 NIKBUT-average (seconds)

8.20 ± 3.12

-0.026 (0.020)

0.193

  1. K5M Keratograph®5M, FBUT fluorescein break-up time, MGD meibomian gland dysfunction, NEI National Eye Institute, NIKBUT non-invasive Keratograph® break-up time, OSDI ocular surface disease index, SE standard error