Table 3.
Predictor | OR | SE | P-value | 95% CI |
---|---|---|---|---|
Infectious exacerbation | 3.95 | 1.357 | <0.001 | 2.11–7.953 |
Occupational history | 2.18 | 0.780 | 0.008 | 1.256–4.452 |
Mixed (obstructive and restrictive) ventilatory dysfunction in spirometry | 1.17 | 0.075 | 0.021 | 1.021–1.327 |
Persistent airway obstruction in spirometry | 3.78 | 1.271 | 0.001 | 1.76–7.78 |
History of BA onset (months) | 1.02 | 0.008 | 0.021 | 1.002–1.035 |
Current smoking status | 0.87 | 0.007 | 0.012 | 0.66–1.09 |
Note: Significance was determined by a P-value of <0.05.
Abbreviations: BA, bronchial asthma; OR, odds ratio; SE, standard error; CI, confidence interval.