Table 3 Multivariate analyses of factors associated with mortality in all patients and the elderly versus non-elderly

Center

-

0.046

-

0.007

-

0.091

 Siriraj Hospital

Reference

-

Reference

-

Reference

-

 Banphaeo General Hospital

3.07 (0.0-303.0)

0.632

0.00 (0.0-0.0)

1.000

0.00 (0.0-0.0)

0.999

 Ratchaburi Hospital

13.46 (1.9-95.4)

0.009

8.38 (2.3-30.0)

0.001

9.61 (1.3-72.7)

0.028

 Prachuap Kiri Khan Hospital

3.31 (0.6-18.5)

0.174

4.26 (1.1-17.0)

0.040

-^a

-^a

 Buddhachinaraj Hospital

-^a

-^a

0.88 (0.1-8.1)

0.908

-^a

-^a

Age

1.06 (1.0-1.1)

0.001

n/a

n/a

1.13 (1.1-1.2)

<0.001

Male sex

2.50 (1.0-6.1)

0.043

n/a

n/a

3.64 (1.5-8.8)

0.004

Do-not-resuscitate status

6.14 (1.4-27.2)

0.017

34.34 (5.9-200.2)

<0.001

12.46 (3.8-40.7)

<0.001

Charlson comorbidity index

n/a

n/a

1.26 (1.1-1.5)

0.004

n/a

n/a

Systolic blood pressure

1.02 (1.0-1.0)

0.037

n/a

n/a

n/a

n/a

Diastolic blood pressure

0.95 (0.9-1.0)

0.029

n/a

n/a

0.96 (0.9-1.0)

0.002

Body temperature

n/a

n/a

n/a

n/a

1.74 (1.0-2.9)

0.036

Oxygen saturation

n/a

n/a

0.95 (0.9-1.0)

0.006

n/a

n/a

Glasgow Coma Scale score

0.79 (0.6-1.0)

0.074

0.74 (0.6-0.9)

0.016

0.71 (0.5-1.0)

0.026

Platelet

1.0 (1.0-1.0)

0.014

n/a

n/a

n/a

n/a

Glomerular filtration rate

0.98 (1.0-1.0)

0.034

n/a

n/a

n/a

n/a

Lactate

1.68 (1.2-2.4)

0.003

n/a

n/a

n/a

n/a

C-reactive protein

n/a

n/a

n/a

n/a

1.01 (1.0-1.0)

0.006

Procalcitonin

n/a

n/a

1.03 (1.0-1.1)

0.085

n/a

n/a

Total bilirubin

n/a

n/a

1.51 (1.1-2.1)

0.016

0.34 (0.1-0.9)

0.035

Alanine aminotransferase

n/a

n/a

0.99 (1.0-1.0)

0.308

n/a

n/a

Renal replacement therapy

0.13 (0.0-0.8)

0.030

n/a

n/a

n/a

n/a

High flow nasal cannula

n/a

n/a

2.14 (0.8-5.7)

0.131

n/a

n/a

Intubation

7.80 (1.0-58.0)

0.045

n/a

n/a

n/a

n/a

Hospital associated pneumonia

4.37 (1.6-11.7)

0.003

n/a

n/a

n/a

n/a

Septic shock

10.20 (3.0-34.0)

<0.001

n/a

n/a

n/a

n/a

Acute respiratory distress syndrome

36.04 (8.8-148.4)

<0.001

n/a

n/a

n/a

n/a

Pulmonary embolism

0.08 (0.0-0.8)

0.031

n/a

n/a

n/a

n/a

Pneumothorax

0.10 (0.0-1.1)

0.056

n/a

n/a

n/a

n/a

ICU admission

0.03 (0.0-0.2)

<0.001

n/a

n/a

n/a

n/a