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Table 4 Inpatient Logistic Regression Model

From: The association of comorbidities, utilization and costs for patients identified with low back pain

 

All Inpatient Admits Number of Events = 1,855

MDC 08 Inpatient Admits Number of Events = 433

Variable Label

Odds Ratio

Confidence Intervals

Odds Ratio

Confidence Intervals

Male (Female ref)

1.09

0.98–1.2

1.22

0.99–1.49

Age 18–24(ref)

-

 

-

 

Age 25 – 34

0.87

0.60–1.28

0.47

0.14–1.55

Age 35 – 44

0.81

0.60–1.26

1.45

0.57–3.71

Age 45 – 54

1.16

0.83–1.62

2.09

0.83–5.23

Age 55 – 64

1.56

1.12–2.18

3.45

1.38–8.63

Age 65 – 74

2.35

1.67–3.29

5.11

2.04–12.76

Age 75 – 85

4.00

2.82–5.65

11.26

4.50–28.21

Age > 85

5.46

3.58–8.33

12.57

4.67–34.16

Dx Category II (I=ref)

1.00

0.84–1.19

1.64

1.22–2.20

Dx Category III

1.48

1.24–1.76

1.74

1.27–2.39

Dx Category IV

2.43

1.91–3.08

5.64

4.09–7.78

Anxiety

1.14

0.99–1.32

1.17

0.89–1.53

Psychosis

1.72

1.32–2.25

1.38

0.81–2.35

Depression

1.27

1.13–1.46

0.96

0.74–1.27

Asthma/COPD

1.37

1.18–1.58

1.22

0.92–1.60

Diabetes

2.02

1.69–2.40

1.14

0.80–1.63

GI Disorder

1.12

0.97–1.28

1.10

0.86–1.43

HD/Hypertension

1.72

1.53–1.94

1.19

0.95–1.49

Rheumatoid Arthritis

1.36

1.10–1.68

1.11

0.74–1.65

Opiate dispense

1.41

1.25–1.59

1.27

1.02–1.59

NSAID dispense

1.19

1.06–1.33

1.76

1.43–2.17

  1. Comorbidity abbreviations: COPD = Chronic Obstructive Lung Disease, GI = Gastrointestinal, HD/Hyperten=Heart Disease/Hypertension