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Spearman's rank correlation between meteorological and social factors and the number of reported HFMD cases in 2009
| Factors | Spearman's rank correlation coefficient | P value |
|---|---|---|
| Annual average temperature (°C) | 0·260 | 0·053 |
| Annual average precipitation (mm) | −0·301 | 0·024 |
| Number of hospitals | 0·590 | 0·000 |
| Population | 0·573 | 0·000 |
| Number of reported HFMD cases in 2008 | 0·760 | 0·000 |
| Drainage density | −0·024 | 0·862 |
| Road density | −0·117 | 0·390 |
HFMD, Hand-foot-and-mouth disease.
