Month | Indoor | Outdoor | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Diff. | 95% CI UL | 95% CI LL | % reduct | P value | Diff. | 95% CI UL | 95% CI LL | % reduct | P value | |
Apr | 0.50 | 8.39 | − 9.39 | N/A | N/A | 0.43 | 10.63 | − 9.77 | N/A | N/A |
May | 0.43 | 8.46 | − 9.32 | N/A | N/A | − 0.07 | 10.13 | − 10.27 | N/A | N/A |
Jun | 3.64 | 12.54 | − 5.25 | 48.11 | 0.014 | 6.20 | 16.40 | 4.00 | 80.67 | 0.006 |
Jul | 8.07 | 16.96 | 0.82 | 37.08 | 0.046 | 11.21 | 21.41 | 1.01 | 43.41 | 0.043 |
Aug | 7.29 | 16.18 | 1.61 | 25.32 | 0.042 | 6.22 | 16.42 | 3.98 | 20.85 | 0.075 |
Sept | 2.79 | 11.68 | 0.11 | 19.75 | 0.046 | 6.19 | 16.38 | 4.01 | 26.34 | 0.064 |
Oct | 13.36 | 22.25 | 4.46 | 42.34 | 0.018 | 15.36 | 25.56 | 5.16 | 55.30 | 0.011 |
Nov | 7.93 | 16.82 | 0.96 | 65.29 | 0.033 | 5.32 | 15.52 | 0.88 | 61.94 | 0.034 |
Dec | 4.36 | 13.25 | 0.54 | 68.68 | 0.025 | 1.82 | 12.02 | 0.38 | 74.42 | 0.043 |