Table 2 Subject characteristics and individual and total contribution of residual tobacco smoke to enviromental tobacco smoke.
| Subject and test | Sex | FEV1(%) | FVC (%) | FVC (l) | Breaths before entrance | Puff number/cigarette | 0.3–1.0 µm particles individual contribution (millions) |
|---|---|---|---|---|---|---|---|
| 1a* | F | 122.1 | 128 | 4.63 | (1) | 8 | 242 |
| 1b† | (2) | 7 | 51 | ||||
| 2a | M | 113 | 129 | 7.02 | (1) | 7 | 676 |
| 2b | (2) | 8 | 2193 | ||||
| 3a | F | 106 | 117 | 3.43 | (2) | 7 | 96 |
| 3b | (1) | 7 | 3243 | ||||
| 4a | M | 101 | 109 | 5.71 | (2) | 8 | 396 |
| 4b | (1) | 9 | 268 | ||||
| 5a | M | 106 | 101 | 4.57 | (1) | 7 | 3245 |
| 5b | (3) | 8 | 3611 | ||||
| Total particle/L supply to the room after 10 re‐entries | 14 026 | ||||||
F, female; FEV1, forced expiratory volumes in 1 s; FVC, forced vital capacity; M, male.
*a, first; and †b, second individual test.