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Table 2 Changes between pre- and post-botulinum toxin injections within BEB Group

From: Tear film lipid layer thickness and blink dynamics in patients with blepharospasm

 

Pre injection

Post injection

P value

LLT min (mean ± SD, nm)

56.4 ± 27.2

65.9 ± 25.0

0.0678

LLT max (mean ± SD, nm)

83.4 ± 18.1

90.9 ± 18.1

0.0551

LLT avg (mean ± SD, nm)

72.4 ± 22.7

83.0 ± 22.2

0.0215*

MG loss (mean ± SD, number)

1.93 ± 1.05

2.04 ± 0.96

0.1845

BCVA (mean ± SD)

0.72 ± 0.29

0.85 ± 0.19

0.3023

IOP (mean ± SD, mmHg)

14.6 ± 2.9

14.0 ± 3.10

0.3085

Total blink (mean ± SD, times/20 s)

7.71 ± 3.44

7.14 ± 3.93

0.5019

Comp blink (mean ± SD, times/20 s)

5.25 ± 4.32

3.68 ± 3.24

0.0307*

Partial blink (mean ± SD, times/20 s)

2.68 ± 2.76

3.46 ± 3.20

0.2865

Partial blink ratio (mean ± SD, %)

39.5 ± 38.2

48.7 ± 36.5

0.1666

  1. Paired t-test was used for statistical analyses
  2. Statistically significant p < 0.05 was marked with *
  3. SD Standard deviation, LLT Lipid layer thickness, min Minimum, max Maximum, avg Average, MG Meibomian gland, BCVA Best-corrected visual acuity, IOP Intraocular pressure, Comp Complete