Table 4 Correlation between EOG parameters and Jankovic rating scale score among all participants.

From: Quantitative evaluation of blinking in blepharospasm using electrooculogram-integrated smart eyeglasses

  

Blinking pattern

r

P-value*

Mean amplitude

(vertical components, µV)

Entire 30 s

Light blinking

− 0.208

0.197

Fast blinking

− 0.163

0.316

Initial 10 s

Light blinking

− 0.237

0.141

Fast blinking

− 0.128

0.331

Last 10 s

Light blinking

− 0.384

0.014

Fast blinking

− 0.297

0.062

Mean amplitude

(horizontal components, µV)

Entire 30 s

Light blinking

0.392

0.012

Fast blinking

0.395

0.012

Initial 10 s

Light blinking

0.349

0.027

Fast blinking

0.409

0.009

Last 10 s

Light blinking

0.374

0.018

Fast blinking

0.462

0.003

Peak-bottom ratio

(vertical components)

Entire 30 s

Light blinking

− 0.620

 < 0.0001

Fast blinking

− 0.431

0.005

Initial 10 s

Light blinking

− 0.400

0.010

Fast blinking

− 0.402

0.010

Last 10 s

Light blinking

− 0.596

 < 0.001

Fast blinking

− 0.413

0.008

Peak-bottom ratio

(horizontal components)

Entire 30 s

Light blinking

− 0.116

0.476

Fast blinking

− 0.287

0.073

Initial 10 s

Light blinking

− 0.229

0.155

Fast blinking

− 0.254

0.114

Last 10 s

Light blinking

− 0.499

0.001

Fast blinking

− 0.212

0.189

  1. *Statistical analysis with Pearson’s correlation coefficient.
  2. EOG, electrooculogram; s, seconds.
  3. Significant are in value [bold].