Table 2.
Statistical description of incidence and potential risk factors of DF
| Variables | Mean ± s.d. | Quantiles | ||||
|---|---|---|---|---|---|---|
| 5% | 25% | 50% | 75% | 95% | ||
| DF cases | 367.55 ± 2478.47 | 0 | 0 | 1 | 7.5 | 453.6 |
| BI | 3.36 ± 2.26 | 0.67 | 1.62 | 2.92 | 4.58 | 7.80 |
| Mean temperature (°C) | 22.15 ± 5.69 | 12.74 | 17.55 | 23.12 | 27.59 | 29.08 |
| Mean max temperature (°C) | 26.78 ± 5.63 | 17.92 | 22.04 | 27.73 | 31.86 | 33.81 |
| Mean min temperature (°C) | 19.04 ± 5.77 | 9.30 | 14.82 | 20.28 | 24.71 | 25.84 |
| Precipitation (mm) | 163.76 ± 155.92 | 5.36 | 47.29 | 127.86 | 225.80 | 431.34 |
| Number of rainy days | 12.08 ± 6.24 | 2.35 | 6.41 | 12.35 | 17.25 | 21.11 |
| Max daily precipitation (mm) | 47.1 ± 34.79 | 3.86 | 18.10 | 41.91 | 64.63 | 112.84 |
| Ratio of urban to rural population | 9.17 ± 0.44 | 8.68 | 8.80 | 9.08 | 9.51 | 10.07 |
| Number of overseas tourists | 59.37 ± 16.63 | 40.97 | 46.72 | 55.10 | 62.91 | 90.30 |
| Number of domestic tourists | 293.22 ± 91.77 | 177.99 | 222.18 | 280.87 | 332.15 | 478.24 |
| Population density (person/km2) | 1611.53 ± 148.2 | 1340.61 | 1500.24 | 1709.57 | 1726.96 | 1759.46 |
‘s.d.’ denotes the standard deviation of the corresponding variable.