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Table 3 Univariate and multivariate logistic regression analyses

From: Application and interpretation of machine learning models in predicting the risk of severe obstructive sleep apnea in adults

Variables

Univariate analysis

Multivariate analysis

OR (95% CI)

P value

OR (95% CI)

P value

Gender

    

 Female

Ref

Ref

Ref

Ref

 Male

3.104 (2.396–4.020)

< 0.001

1.509 (1.014–2.245)

0.042

Age

1.016 (1.008–1.025)

< 0.001

1.017 (1.005–1.029)

0.004

BMI

1.266 (1.223–1.310)

< 0.001

1.073 (1.005–1.146)

0.034

Waist circumference

1.099 (1.085–1.113)

< 0.001

1.045 (1.020–1.072)

< 0.001

Neck circumference

1.252 (1.212–1.295)

< 0.001

0.998 (0.940–1.060)

0.952

Smoking

    

 0

Ref

Ref

Ref

Ref

 1

2.875 (2.320–3.561)

< 0.001

1.539 (1.172–2.020)

0.002

Drinking

    

 0

Ref

Ref

Ref

Ref

 1

2.226 (1.794–2.762)

< 0.001

1.149 (0.874–1.511)

0.319

Lack of exercise

    

 0

Ref

Ref

Ref

Ref

 1

1.438 (1.175–1.759)

< 0.001

1.037 (0.805–1.336)

0.779

Poor sleep

    

 0

Ref

Ref

Ref

Ref

 1

1.008 (0.827–1.230)

0.935

/

/

Emotional instability

    

 0

Ref

Ref

Ref

Ref

 1

0.917 (0.737–1.141)

0.438

/

/

Stress

    

 0

Ref

Ref

Ref

Ref

 1

0.980(0.784–1.225)

0.859

/

/

Hypertension

    

 0

Ref

Ref

Ref

Ref

 1

2.270 (1.776–2.902)

< 0.001

1.207 (0.887–1.643)

0.231

Family history of hypertension

    

 0

Ref

Ref

Ref

Ref

 1

1.092 (0.879–1.356)

0.425

/

/

Heart disease

    

 0

Ref

Ref

Ref

Ref

 1

0.915 (0.627–1.334)

0.644

/

/

Diabetes

    

 0

Ref

Ref

Ref

Ref

 1

1.294 (0.778–2.153)

0.320

/

/

Hypothyroidism

    

 0

Ref

Ref

Ref

Ref

 1

0.686 (0.366–1.287)

0.240

/

/

Snoring

    

 0

Ref

Ref

Ref

Ref

 1

20.233 (6.209–65.927)

< 0.001

5.849 (1.597–21.418)

0.008

Breathing cessations during sleep

    

 0

Ref

Ref

Ref

Ref

 1

3.333 (2.581–4.303)

< 0.001

1.656 (1.206–2.273)

0.002

Hypomnesia

    

 0

Ref

Ref

Ref

Ref

 1

1.279 (1.044–1.567)

0.018

0.917 (0.713–1.179)

0.497

Inattention

    

 0

Ref

Ref

Ref

Ref

 1

1.035 (0.849–1.262)

0.735

/

/

ESS

    

 None

Ref

Ref

Ref

Ref

 Slight

1.674 (1.318–2.126)

< 0.001

1.237 (0.937–1.634)

0.133

 Moderate

2.847 (2.124–3.814)

< 0.001

1.956 (1.389–2.754)

< 0.001

 High

5.966 (4.032–8.827)

< 0.001

2.692 (1.738–4.170)

< 0.001

BQ

    

 Low risk

Ref

Ref

Ref

Ref

 High risk

10.022 (6.335–15.853)

< 0.001

3.782 (2.217–6.452)

< 0.001

SBQ

    

 Low risk

Ref

Ref

Ref

Ref

 High risk

9.346 (6.564–13.307)

< 0.001

2.108 (1.379–3.223)

0.001

  1. BMI, body mass index; ESS, Epworth Sleepiness Scale; BQ, Berlin questionnaire; and SBQ, STOP-BANG questionnaire
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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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