From: Prototypes virus of hand, foot and mouth disease infections and severe cases in Gansu, China: a spatial and temporal analysis
CW
TW
PV
IR (/10000)
Frequency index (α)
Duration index (β)
Intensity index (γ)
EV71
40
52
2
1.31
0.77
13.33
0.44
CoxA16
41
3
1.24
0.79
13.67
0.41