Table 1 Relative variations of average errors and covariances of HFMD incidence filtering with meteorological and socioeconomic factors
Determinant factors | Variable | Relative variation (%) | |
|---|---|---|---|
Average error | Average covariance | ||
Air pressure (hPa) | u1 | 4.95 | 2.78 |
Daily average temperature (°C) | u2 | 21.05 | 11.92 |
Daily maximum temperature (°C) | u3 | 18.05 | 10.65 |
Daily minimum temperature (°C) | u4 | 17.14 | 8.07 |
Precipitation (mm) | u5 | 1.48 | 0.48 |
Relative humidity (%) | u6 | 1.49 | 0.42 |
Wind speed (m/s) | u7 | 0.44 | 0.12 |
Sunshine hours (h) | u8 | 2.77 | 0.96 |
Gross domestic product (GDP) (104 CNY) | u9 | 0.65 | 1.54 |
Ratio of primary school students (%) | u10 | 0.19 | 0.44 |
Number of hospital beds per capita | u11 | 2.78 | 4.95 |