From: Cyclist route choice, traffic-related air pollution, and lung function: a scripted exposure study
Measurement | Low-traffic | High-traffic |
---|---|---|
FVC (liters) | ||
Baseline ± SD | 4.90 ± 0.71 | 5.01 ± 0.83 |
Post-ride (Δ from baseline) | 4.88 (−0.02) | 5.01 (0.00) |
4-hour (Δ from baseline) | 4.87 (−0.03) | 4.96 (−0.05) |
FEV 1 (liters) | ||
Baseline ± SD | 3.91 ± 0.60 | 3.95 ± 0.62 |
Post-ride (Δ from baseline) | 3.93 (0.02) | 4.00 (0.05) |
4-hour (Δ from baseline) | 3.95 (0.04) | 3.94 (−0.01) |
FEV 1 /FVC (liters) | ||
Baseline ± SD | 0.81 ± 0.07 | 0.79 ± 0.06 |
Post-ride (Δ from baseline) | 0.81 (0.00) | 0.80 (0.01) |
4-hour (Δ from baseline) | 0.81 (0.00) | 0.81 (0.02) |
FEF 25-75% (liters) | ||
Baseline ± SD | 3.87 ± 0.94 | 3.61 ± 0.91 |
Post-ride (Δ from baseline) | 3.77 (−0.10) | 3.78 (0.17) |
4-hour (Δ from baseline) | 3.94 (0.07) | 3.85 (0.24) |