Odds of occupational asthma at company A (unadjusted estimates)
| Odds ratio | 95% CI | p Value | |
|---|---|---|---|
| Isocyanate exposure (for 0.1 ppb increase in 8 h TWA) | 1.08 | 1.00 to 1.17 | 0.06 |
| Smoking at time of employment | 2.1 | 0.78 to 5.84 | 0.14 |
| Smoking at symptom onset | 2.1 | 0.68 to 6.74 | 0.19 |
| History of hay fever | 2.7 | 0.62 to 11.5 | 0.19 |
| History of eczema | 2.0 | 0.40 to 9.91 | 0.40 |
| History of asthma | 2.0 | 0.13 to 32.0 | 0.62 |
| History of either hay fever, eczema, or asthma | 3.5 | 1.03 to 11.7 | 0.04 |