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Table 3 The logistic regression analysis of anemia and mechanical ventilator requirement during hospitalization in patients with COVID-19

From: Anemia predicts poor outcomes of COVID-19 in hospitalized patients: a prospective study in Iran

Variables

Univariate model

Multivariate modela

Odds Ratio

CI

P-value

Odds Ratio

CI

P-value

Age

1.01

1.00, 1.02

0.001

1.01

1.00, 1.02

0.005

Sex

0.78

1.00, 1.02

0.08

   

BMI

0.99

0.96, 1.02

0.89

   

Temperature

0.97

0.93, 1.01

0.26

   

Hypoxia

4.12

3.06, 5.56

< 0.001

3.47

2.37, 5.07

< 0.001

CVD

1.35

0.99, 1.85

0.05

   

Respiratory Diseases

1.59

1.09, 2.32

< 0.001

1.45

0.90, 2.34

0.11

HTN

1.25

0.95, 1.66

0.10

   

Kidney diseases

1.14

0.72, 1.81

0.56

   

Cancers

1.45

0.80, 2.62

0.21

   

Autoimmune diseases

0.32

0.03, 2.31

0.25

   

Diabetes

1.22

0.89, 1.67

0.21

   

Liver diseases

0.35

0.08, 1.52

0.16

   

Smoking

1.44

0.81, 2.55

0.20

   

Disease severity

3.61

2.09, 6.24

< 0.001

2.73

1.48, 5.03

< 0.001

CRP level

0.99

0.98, 1.01

0.89

   

Anemia

2.12

1.60, 2.81

< 0.001

1.74

1.19, 2.54

0.004**

  1. Dependent variable: requirement for mechanical ventilation
  2. CVD cardiovascular disease, HTN Hypertension, BMI Body mass index, CRP C-Reactive protein
  3. aMultivariate model was adjusted for all variables with significant association in Univariate model
  4. **Adjusted for age, hypoxia, respiratory diseases, diseases severity, and Anemia
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BMC Infectious Diseases

ISSN: 1471-2334

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