Table 2: The estimated parameters by air pollutants and their lags. (ICD-9: 301, 3018, 312). Edmonton, Canada, 1992-2002.
Pollutant Lag | Beta | SE | P-Value | PN | μ | FN |
CO, Lag 0 | 0.191973 | 0.068837 | 0.0053 | 88 | 1.21 | 2 |
1 | 0.258101 | 0.073058 | 0.0004 | 0 | 0.04 | 2 |
2 | 0.189423 | 0.074041 | 0.0105 | 0 | 0.04 | 2 |
3 | 0.219066 | 0.073485 | 0.0029 | 0 | 0.04 | 2 |
4 | 0.153706 | 0.074417 | 0.0389 | 0 | 0.04 | 2 |
5 | 0.097842 | 0.073980 | 0.1860 | 0 | 0.04 | 2 |
NO2, Lag 0 | 0.029135 | 0.011790 | 0.0135 | 88 | 33.93 | 2 |
1 | 0.041135 | 0.015587 | 0.0083 | 0 | 3.89 | 2 |
2 | 0.037302 | 0.015537 | 0.0164 | 0 | 3.89 | 2 |
3 | 0.049413 | 0.015422 | 0.0014 | 0 | 3.89 | 2 |
4 | 0.022920 | 0.011819 | 0.0525 | 21 | 13.90 | 2 |
5 | -0.148636 | 0.144461 | 0.3035 | 100 | 67.48 | 2 |
Notes: SE - Standard Error, PN - Percentile Number (0-100), τ = 0.1, μ - parameters of logistic function, FN - shows which function was used: 1 - identity, 2 - a square root, 3 - a power to 1.5.