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Table 2 Multivariable Cox proportional hazards regression of the association between DNI and potential risk factors

From: End-stage renal disease: a risk factor of deep neck infection – a nationwide follow-up study in Taiwan

Variables

Crude

95% CI

p-value

Adjusted

95% CI

p-value

HR

HR

ESRD vs Non-ESRD

 Non-ESRD

1.00

  

1.00

  

 ESRD

2.09

(1.74–2.51)

<0.001

2.23

(1.84–2.69)

<0.001

Gender

 Male

1.00

  

1.00

  

 Female

0.97

(0.81–1.17)

0.766

0.93

(0.77–1.12)

0.453

Age

  < 65

1.00

  

1.00

  

  ≥ 65

1.04

(0.87–1.24)

0.692

1.12

(0.92–1.36)

0.283

Urbanized level

 1 (City)

1.00

  

1.00

  

 2

1.03

(0.82–1.29)

0.799

1.03

(0.82–1.29)

0.829

 3

1.22

(0.93–1.60)

0.155

1.23

(0.93–1.62)

0.145

 4 (Village)

1.37

(1.01–1.87)

0.046

1.40

(1.02–1.93)

0.039

Income (NTD, per month)

 0

1.00

  

1.00

  

 1–15,840

1.23

(0.92–1.64)

0.167

1.20

(0.89–1.61)

0.240

 15,841–25,000

1.06

(0.83–1.34)

0.645

0.96

(0.75–1.24)

0.773

  ≥ 25,001

0.82

(0.59–1.14)

0.242

0.76

(0.54–1.08)

0.125

Comorbidities

 DM

1.41

(1.17–1.70)

<0.001

1.50

(1.24–1.82)

<0.001

 HTN

1.57

(1.07–2.31)

0.020

1.57

(1.06–2.31)

0.025

 Autoimmune

1.06

(0.74–1.53)

0.750

1.07

(0.74–1.54)

0.732

 Liver cirrhosis

1.22

(0.87–1.71)

0.255

1.01

(0.72–1.43)

0.945

 CAD

0.97

(0.81–1.16)

0.751

0.79

(0.65–0.95)

0.014

 CVA

1.04

(0.86–1.26)

0.659

0.93

(0.76–1.13)

0.457

 COPD

0.90

(0.72–1.12)

0.323

0.88

(0.70–1.11)

0.291

  1. Abbreviations: CI confidence interval, HR hazard ratio
  2. Table 2 demonstrated the Cox regression mode investigating the risk factors for DNI after adjusting the multivariable. After adjustment, the ESRD had 2.23-fold risk for DNI (p < 0.001)