Table 2 Univariate analysis of risk factor associated with in-hospital mortality in Acute Exacerbation of Chronic Obstructive Pulmonary Disease with Respiratory Failure Patients

Age

1.07 (1.01 ~ 1.13)

0.013

Sex

 Male

Ref

 Female

0.67 (0.27 ~ 1.68)

0.392

Los

0.79 (0.7 ~ 0.9)

 < 0.001

Smoking status

 Never

Ref

 Former

1.53 (0.54 ~ 4.32)

0.425

 Now

1.57 (0.48 ~ 5.09)

0.456

SBP

1 (0.98 ~ 1.02)

0.866

DBP

0.99 (0.96 ~ 1.02)

0.63

Heart rate

1.03 (1.01 ~ 1.05)

0.012

Respiratory rate

0.99 (0.83 ~ 1.19)

0.944

ICS

 No

Ref

 Yes

0.26 (0.1 ~ 0.67)

0.005

Ventilator

 No

Ref

 Yes

0.23 (0.08 ~ 0.71)

0.01

Respiratory failure type

 I

Ref

 II

0.73 (0.29 ~ 1.82)

0.496

DM

 No

Ref

 Yes

0.91 (0.2 ~ 4.07)

0.902

HBP

 No

Ref

 Yes

1.05(0.41 ~ 2.69)

0.923

CHD

 No

Ref

 Yes

1.57 (0.58 ~ 4.2)

0.373

cor pulmonale

 No

Ref

 Yes

0.91 (0.37 ~ 2.26)

0.847

Heart failure

 No

Ref

 Yes

0.44 (0.16 ~ 1.24)

0.122

NEWS score

1.44 (1.18 ~ 1.75)

 < 0.001

PO2

1 (0.98 ~ 1.03)

0.729

PCO2

1 (0.98 ~ 1.02)

0.904

PH

0.01 (0 ~ 0.31)

0.01

WBC

1.14 (1.05 ~ 1.23)

0.001

NEU%

1.08 (1.02 ~ 1.14)

0.005

HB

0.99 (0.97 ~ 1.01)

0.177

Platelet

1 (1 ~ 1.01)

0.622

ALB

0.9 (0.82 ~ 0.99)

0.034

BUN

1.1 (1.04 ~ 1.17)

0.001

Creatinine

1.01 (1.01 ~ 1.02)

 < 0.001

Potassium

1.07 (0.55 ~ 2.06)

0.847

Sodium

1.09 (0.98 ~ 1.21)

0.121