Table 1. Daily weather conditions and the mumps incidence in Guangzhou, southern China, 2005–2012.
| Variable | Minimm | P25 | Median | P75 | Maximum | Mean ± SE |
|---|---|---|---|---|---|---|
| Maximum temperature(°C) | 6.2 | 22.8 | 28.3 | 32.3 | 39.0 | 27.0 ± 6.6 |
| Mean temperature(°C) | 5.1 | 18.0 | 24.2 | 27.7 | 34.2 | 22.6 ± 6.3 |
| Minimum temperature(°C) | 1.8 | 14.8 | 21.2 | 24.8 | 30.4 | 19.5 ± 6.4 |
| Relative humidity(%) | 20.0 | 65.0 | 75.0 | 83.0 | 99.0 | 72.9 ± 13.2 |
| Sunshine hours | 0 | 0.2 | 3.9 | 7.7 | 11.8 | 4.2 ± 3.6 |
| Wind velocity(m/s) | 0.4 | 1.2 | 1.5 | 2.0 | 9.1 | 1.7 ± 0.9 |
| Atmospheric pressure(hPa) | 987.4 | 1002.3 | 1007.1 | 1012.8 | 1027.2 | 1007.5 ± 7.0 |
| Number of mumps case | 0 | 10 | 14 | 22 | 90 | 17 ± 10.5 |
P25 and P75 represent the 25th and 75th percentiles, respectively.