Table 6 Associations between air pollution and lung function measurements in the evening
| Â | Evening: All locations | PEF (L/min) | FEV1 (mL/s) | ||||||
|---|---|---|---|---|---|---|---|---|---|
Pollutant | Time Lags | N Obs | N | B | LCI | UCI | B | LCI | UCI |
Smelt woodsmoke | Current day | 2661 | 46 | -1.30 | -4.60 | 2.00 | -0.99 | -16.47 | 14.49 |
Previous day | 2357 | 46 | -3.30 | -6.57 | -0.03 | -8.18 | -23.31 | 6.95 | |
Levoglucosan | Current day | 2435 | 46 | 0.23 | -1.47 | 1.92 | -1.24 | -7.15 | 4.68 |
Previous day | 2434 | 46 | -1.24 | -3.06 | 0.57 | 2.18 | -7.32 | 11.69 | |
Mean 2Â days | 2291 | 46 | -0.95 | -2.75 | 0.84 | 2.66 | -8.52 | 13.84 | |
Mean 5Â days | 2313 | 46 | -1.53 | -4.87 | 1.82 | 2.04 | -15.78 | 19.86 | |
BrC C1-6 | Current day | 965 | 18 | 2.25 | -0.01 | 4.52 | 2.60 | -4.68 | 9.89 |
Previous day | 966 | 18 | -0.90 | -3.55 | 1.75 | -0.64 | -10.35 | 9.06 | |
Mean 2Â days | 947 | 18 | 1.71 | -0.94 | 4.36 | 4.27 | -6.32 | 14.86 | |
Mean 5Â days | 965 | 18 | 2.44 | -3.08 | 7.97 | -27.14 | -59.87 | 5.60 | |
Night | 970 | 18 | -0.89 | -2.45 | 0.67 | -2.85 | -10.49 | 4.78 | |
PM2.5 | Current day | 2636 | 46 | 0.17 | -1.61 | 1.95 | 2.63 | -5.68 | 10.94 |
Previous day | 2652 | 46 | 0.13 | -1.26 | 1.51 | -0.34 | -8.01 | 7.33 | |
Mean 2Â days | 2633 | 46 | 0.06 | -1.67 | 1.79 | 1.61 | -6.40 | 9.63 | |
Mean 5Â days | 2689 | 46 | 0.88 | -1.54 | 3.30 | -2.16 | -15.14 | 10.82 | |
Night | 2606 | 46 | -1.26 | -3.04 | 0.53 | -0.33 | -8.91 | 8.25 | |
UFP | Current day | 1952 | 46 | 2.33 | -1.09 | 5.75 | -2.20 | -14.65 | 10.25 |
Previous day | 1960 | 46 | -0.04 | -2.40 | 2.32 | 13.01 | 2.97 | 23.05 | |
Mean 2Â days | 1875 | 46 | 2.25 | -1.25 | 5.75 | 7.13 | -6.42 | 20.67 | |
Mean 5Â days | 2136 | 46 | -0.26 | -5.81 | 5.30 | -7.27 | -28.28 | 13.73 | |
Night | 1768 | 46 | 1.50 | -1.17 | 4.18 | 7.11 | -4.32 | 18.53 | |