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Table 3 Univariate analysis of in-hospital mortality (N = 55,967)

From: Predictors for mortality in hospitalized patients with chronic obstructive pulmonary disease

Characteristics

Unadjusted OR

95% Confidence interval

P – value

DCI score

0

1.0

-

<0.001

1

1.57

1.35-1.82

2

1.83

1.55-2.16

3

2.21

1.82-2.69

4+

2.98

2.50-3.55

Elixhauser comorbidity

No comorbidity

1.0

-

-

Valvular disease

1.50

1.07-2.10

0.026

Paralysis

0.71

0.18-2.86

0.607

Neurological disorders

1.12

0.78-1.61

0.537

Other chronic lung disease

7.62

4.53-12.80

<0.001

Hypothyroidism

0.82

0.68-0.98

0.021

Renal failure

6.39

3.03-13.46

<0.001

AIDS

0.38

0.05-2.69

0.247

Lymphoma

1.71

0.96-3.05

0.095

Metastatic cancer

3.24

2.45-4.27

<0.001

Solid tumor w/out metastasis

2.10

1.66-2.67

<0.001

Rheumatoid arthritis

1.00

0.37-2.69

1.000

Weight loss

5.26

4.34-6.37

<0.001

Deficiency anemias

0.65

0.31-1.37

0.218

Psychoses

0.73

0.52-1.03

0.058

Depression

0.68

0.54-0.85

<0.001

  1. *For congestive heart failure, pulmonary circulation disease, peripheral vascular disease, hypertension, diabetes w/o chronic complications, diabetes w/ chronic complications, liver disease, peptic ulcer disease bleeding, coagulopthy, obesity, fluid and electrolyte disorders, chronic blood loss anemia, alcohol abuse, and drug abuse, no individual was found.