Table 4.
Mean FMD Values (%) Corresponding to Figure 4
| Starting conc. (µg/m3) | Duration (min) | Pre-exposure FMD | Initial post- exposure FMD | Recovery FMD | Overall test (p) | Contrast (p) | FMD difference (SE) |
|---|---|---|---|---|---|---|---|
| 670 | 30 | 9.3±2.0 | 4.4±1.6 | 12.0±1.6 | <.00005 | .001 | −6.3% (1.8%) |
| 670 | 1 | 10.4±1.5 | 8.7±1.7 | 9.7±1.2 | .0141 | .008 | −1.3% (0.5%) |
| 670 | 4 breaths | 8.0±1.6 | 7.8±1.4 | 8.6±1.8 | .4542 | .396 | −0.6% (0.7%) |
| 180 | 30 | 9.7±1.0 | 8.2±1.1 | 9.8±1.5 | .0001 | <.0005 | −1.5% (0.4%) |
| 180 | 10 | 10.9±1.7 | 9.0±1.0 | 10.2±1.3 | .0042 | .003 | −1.6% (0.5%) |
| 180 | 1 | 8.7±1.4 | 8.0±1.3 | 8.6±1.2 | .0018 | .001 | −0.7% (0.2%) |
Note. Numbers following ± are SEM.