Table 2.
Descriptive statistics [mean ± SD] for atmospheric nicotine and urine cotinine sampling in subjects receiving Exubera (EXU) 3 mg after 2 h of passive cigarette smoke exposure
| Atmospheric nicotine | Number subjects exposed (n) | Atmospheric nicotine concentration (μg m−3) |
|---|---|---|
| 2 | 97.96 ± 10.11 | |
| 2 | 128.80 ± 4.00 | |
| 3 | 135.19 ± 1.88 | |
| 7 | 59.66 ± 0.33 | |
| 3 | 70.71 ± 0.56 | |
| 6 | 108.16 ± 2.73 | |
| 7 | 111.49 ± 0.99 |
| Urine cotinine treatment sequence | Time post smoke exposure (h) | Urine cotinine (ng ml−1) |
|---|---|---|
| AB (n = 15) | Pre-exposure | 0.2 ± 0.6 |
| 3 | 3.5 ± 1.7 | |
| 6 | 3.8 ± 1.9 | |
| 12 | 4.4 ± 2.4 | |
| 24 | 4.4 ± 1.4 | |
| BA (n = 15) | Pre-exposure | 0.4 ± 1.1 |
| 3 | 3.4 ± 1.9 | |
| 6 | 3.8 ± 1.8 | |
| 12 | 3.8 ± 1.2 | |
| 24 | 4.1 ± 2.0 |
A, Exubera alone; B, Exubera + passive cigarette smoke exposure.