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Table 6 Correlation between ARWMC score and OSA severity with their risk factors

From: Evaluation of brain white matter changes on MRI in patients newly diagnosed with obstructive sleep apnea compared with the control group

Risk factors

Correlation with ARWMC

Correlation with AHI

R value

p value

R value

p value

Age

0.127

0.495

0.003

0.981

gender

0.343

0.164

0.087

0.445

BMI

0.227

0.364

0.334

0.002

Systolic blood pressure

0.262

0.293

0.250

0.025

Diastolic blood pressure

-0.150

0.552

-0.227

0.043

FBS

0.448

0.062

0.266

0.017

Number of lesions

0.862

0.000

0.781

0.000

ARWMC score

–

–

0.766

0.000

AHI score

0.766

0.000

–

–

  1. Abbreviations: OSA obstructive sleep apnea, BMI body mass index, FBS fasting blood sugar, ARWMC age-related white matter change, AHI apnea–hypopnea index, p value < 0.05 was considered significant