Table 4 Results of multivariate analysis of risk factors for complicated hospitalization

Charlson Score

0

.000

.000

1

0.4

.015

1.5

1.1

2.0

.356

.025

1.4

1.0

1.9

2

0.5

.003

1.6

1.2

2.2

.399

.013

1.5

1.1

2.0

3-4

0.8

.000

2.2

1.7

3.0

.723

.000

2.1

1.5

2.8

5-7

0.9

.000

2.6

1.9

3.5

.854

.000

2.3

1.7

3.2

8+

1.2

.000

3.3

2.2

4.9

1.070

.000

2.9

2.0

4.3

BUN (mg/dL)

>30

0.6

.000

1.8

1.5

2.1

.586

.000

1.8

1.5

2.1

Hemoglobin (g/dL)

<10

0.5

.000

1.6

1.3

1.9

.328

.001

1.4

1.1

1.7

WBC × 10⁹/L

<4-2<

0.3

.000

1.4

1.2

1.6

.321

.000

1.4

1.2

1.6

Age groups (years)

<50

-

.026

-

-

-

-

.023

-

-

-

50-60

0.1

.386

1.2

0.8

1.6

.141

.414

1.2

0.8

1.6

60-70

−0.2

.313

0.8

0.6

1.2

-.190

.253

0.8

0.6

1.1

70-80

−0.1

.501

0.9

0.7

1.2

-.129

.398

0.9

0.7

1.2

80-89

0.2

.188

1.2

0.9

1.6

.174

.243

1.2

0.9

1.6

≥90

0.0

.962

1.0

0.7

1.5

-.013

.946

1.0

0.7

1.4

Na (mMol/L)

≥150

0.8

.001

2.2

1.4

3.4

.763

.001

2.1

1.4

3.4

SBP (mmHg)

<90

1.0

.000

2.9

1.9

4.4

.983

.000

2.7

1.7

4.1

HR (min⁻¹)

>124

0.8

.000

2.1

1.5

3.1

.716

.000

2.0

1.4

3.0

O₂ Saturation

≤91

0.2

.025

1.3

1.0

1.5

.220

.033

1.2

1.0

1.5

Temparature °C

≥40

1.4

.008

3.9

1.4

10.7

1.297

.012

3.7

1.

10.0

RDW

>15

.413

.000

1.5

1.3

1.8

Constant

−2.3

.000

0.1

−2.371

.000

0.1