Summary statistics of daily hospital admissions for pneumonia and meteorological factors in Shanghai, 2008–2011
| Mean | SD | Minimum | P25 | P75 | Maximum | |
|---|---|---|---|---|---|---|
| PHA | 68 | 27 | 9 | 50 | 85 | 195 |
| Weather condition | ||||||
| Mean temperature (°C) | 17.3 | 9.2 | −3.4 | 9.3 | 25.1 | 35.7 |
| Relative humidity (%) | 69 | 13 | 23 | 61 | 79 | 95 |
| Precipitation (mm) | 30.9 | 94.5 | 0.0 | 0.0 | 12.0 | 1284.0 |
| Wind speed (m/s) | 2.9 | 1.0 | 0.8 | 2.2 | 3.5 | 7.3 |
| Air pollution | ||||||
| SO2 (μg/m3) | 36 | 20 | 11 | 22 | 43 | 147 |
| NO2 (μg/m3) | 54 | 21 | 12 | 39 | 65 | 142 |
| PM10 (μg/m3) | 79 | 53 | 12 | 45 | 100 | 599 |
PHA, pneumonia hospital admissions.