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Table 3 Risk factors for developing ARDS among hospitalized COVID-19 patients

From: Novel risk scoring system for predicting acute respiratory distress syndrome among hospitalized patients with coronavirus disease 2019 in Wuhan, China

Variables

Univariable OR (95%CI)

P value

Multivariable OR (95%CI)

P value

β coefficients

Assigned risk score

Age (years)

  < 65

1(reference)

  ≥ 65

6.041 (2.704–13.496)

< 0.001***

Male (vs female)

2.488 (1.126–5.497)

0.024*

Smoking (vs non-smoker)

2.813(1.077–7.342)

0.035*

Comorbidity (vs not present)

5.005 (2.207–11.351)

< 0.001***

Hypertension (vs not present)

2.540 (1.165–5.539)

0.019*

Diabetes (vs not present)

3.683 (1.550–8.752)

0.003**

CHD (vs not present)

2.637 (0.851–8.173)

0.093

Malignancy (vs not present)

6.966 (1.222–39.717)

0.029*

White blood cell (×109/L)

  ≤ 6.10

1(reference)

  > 6.10

4.889 (2.231–10.715)

< 0.001***

Lymphocyte (×109/L)

  > 0.71

1(reference)

  ≤ 0.71

9.523 (4.133–21.941)

< 0.001***

ALT (U/L)

  < 30

1(reference)

  ≥ 30

4.667 (1.899–11.469)

< 0.001***

AST (U/L)

  < 37

1(reference)

  ≥ 37

6.221 (2.676–14.462)

< 0.001***

LDH (U/L)

  < 295.0

1(reference)

1(reference)

  ≥ 295.0

20.342 (7.235–57.192)

< 0.001***

11.867 (2.569–54.815)

0.002**

2.474

25

Albumin (g/L)

  ≥ 28.5

1(reference)

  < 28.5

5.181 (2.222–12.081)

< 0.001***

Creatinine (μ mol/L)

  < 88.0

1(reference)

  ≥ 88.0

6.254 (6.254–14.693)

< 0.001***

BUN (mmol/L)

  ≤ 5.12

1(reference)

1(reference)

  > 5.12

8.514 (3.729–19.439)

< 0.001***

4.706 (1.160–19.098)

0.030*

1.549

15

CK-MB (ng/mL)

  ≤ 0.70

1(reference)

  > 0.70

9.889 (4.173–23.434)

< 0.001***

Troponin I (ng/L)

  ≤ 4.70

1(reference)

  > 4.70

12.800 (4.625–35.421)

< 0.001***

Prothrombin time (s)

  ≤ 14.20

1(reference)

  > 14.20

3.140 (1.374–1.374)

0.007**

D-Dimer (μg/ml)

  < 5.00

1(reference)

1(reference)

  ≥ 5.00

35.000 (7.445–164.531)

< 0.001***

30.001 (2.282–394.374)

0.010*

3.401

34

C-Reactive protein (mg/L)

  < 38.00

1(reference)

  ≥ 38.00

22.398 (7.930–63.267)

< 0.001***

ESR (mm/h)

  < 60.0

1(reference)

  ≥ 60.0

3.162 (1.470–6.806)

0.003**

Procalcitonin (ng/ml)

  ≤ 0.11

1(reference)

1(reference)

  > 0.11

16.422 (6.214–43.402)

< 0.001***

7.295 (1.772–30.042)

0.006**

1.987

20

Ferritin (ng/ml)

  < 950.00

1(reference)

1(reference)

  ≥ 950.00

22.292 (8.661–57.377)

< 0.001***

11.227 (2.904–43.400)

0.001**

2.4184

24

  1. *p-value< 0.05
  2. **p-value< 0.01
  3. ***p-value< 0.001