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Table 3 Odds ratios for chronic bronchitis in a multivariate logistic regression model

From: Clinical and computed tomographic predictors of chronic bronchitis in COPD: a cross sectional analysis of the COPDGene study

 

OR

95% CI

p

Wall thickness

1.19

1.02

1.37

0.022

Female gender

0.68

0.59

0.79

<0.0001

African American race

0.57

0.43

0.76

<0.0001

FEV1 (per 10% predicted)

0.84

0.78

0.90

<0.0001

FVC (per 10% predicted)

1.10

1.00

1.21

0.043

Allergic ocular symptoms

1.17

0.97

1.42

0.105

Allergic nasal symptoms

2.11

1.81

2.46

<0.0001

History of asthma

1.38

1.14

1.67

0.001

History of bronchitis

1.65

1.41

1.94

<0.0001

Gastroesophageal reflux

1.16

0.98

1.39

0.092

Current smoking

3.53

2.72

4.58

<0.0001

Smoking history (pack years)

1.004

1.003

1.007

0.035

Exposure to dusts

1.62

1.19

2.20

0.002

Occupational exposures

1.00

0.81

1.25

0.996