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Table 3 Multiple stepwise regression analysis to predict optimal CPAP level

From: A predictive model for optimal continuous positive airway pressure in the treatment of pure moderate to severe obstructive sleep apnea in China

Model

R2

Predictors

B

β

T

p-value

 

0.272

Constant

7.581

 

5.066

0.000

AHI

0.020

0.198

3.505

0.001

BMI

0.101

0.199

4.005

0.000

LAT

0.015

0.162

2.700

0.007

minSpO2

 − 0.028

 − 0.165

 − 2.421

0.016

  1. AHI, apnea hypopnea index; BMI, body mass index; LAT, longest apnea time; minSpO2, minimum percutaneous oxygen saturation