Table 2 Descriptive statistics for all 62 counties, unless otherwise noted (2002 – 2012)
Variable | Mean | Min | 25% | 50% | 75% | Max | % Missing |
|---|---|---|---|---|---|---|---|
Daily CVD admission counts per county | 6.8 | 0.0 | 1.0 | 2.0 | 5.0 | 115.0 | 0.8 |
Daily PM2.5 (µg/m3) | |||||||
 AQSa | 10.7 | 0.0 | 6.0 | 9.1 | 13.6 | 97.1 | 75.7 |
 CMAQ | 8.7 | 0.0 | 4.2 | 6.9 | 11.4 | 98.2 | 0.0 |
 Fused | 9.8 | 0.2 | 5.6 | 8.2 | 12.3 | 99.7 | 0.3 |
 CDCb | 9.5 | 0.0 | 5.5 | 8.2 | 12.1 | 58.7 | 18.2 |
 Emory | 8.2 | 0.4 | 4.3 | 6.5 | 10.1 | 81.4 | 2.1 |
Mean temperature (°C) | 9.0 | -25.3 | 0.8 | 9.5 | 18.1 | 31.5 | 0.0 |
Relative humidity (%) | 79.3 | 24.6 | 73.8 | 80.5 | 86.4 | 100.9 | 0.0 |