Table 2.
Summary Statistics for Meteorological Conditions and Air Pollution Exposures at Hospital ZIP Codes Weighted by the Number of ICU Admissions in That ZIP Code
| Variable | Mean | SD | Min | Max | 2.5% | 25% | 50% | 75% | 97.5% |
|---|---|---|---|---|---|---|---|---|---|
| Mean temperature (°F) | 70.6 | 10.5 | 0.6 | 105 | 45.9 | 64.8 | 72.4 | 78.1 | 86.1 |
| Dew point temperature (°F) | 56.7 | 12.5 | −6.2 | 80.2 | 26.4 | 49.7 | 59.0 | 66.4 | 73.8 |
| Smoke PM2.5 (μg/m3) | 1.47 | 4.65 | 0.0 | 123 | 0.0 | 0.0 | 0.0 | 0.0 | 15.8 |
| Nonsmoke PM2.5 (μg/m3) | 10.2 | 5.76 | 0.0 | 132 | 2.94 | 6.39 | 8.99 | 12.6 | 24.9 |
| PM10 (μg/m3) | 25.6 | 15.3 | 0.0 | 589 | 7.0 | 15.5 | 22.5 | 32.0 | 63.0 |
| Ozone (ppb) | 45.8 | 13.7 | 0.0 | 123 | 21.0 | 36.0 | 45.5 | 55.0 | 74.0 |