Table 2 The cluster results of space-time scan for AHC cases in Chongqing from 2004 to 2018.
Cluster type | Time frame | Counties (n) | Radius (km) | Observed cases | Expected cases | LLR | RR | p-Value |
|---|---|---|---|---|---|---|---|---|
Most likely | 2010/9/1–2010/9/30 | 6 | 95.67 | 4020 | 31.50 | 15776.99 | 146.75 | p < 0.001 |
Secondary | 2010/9/1–2010/9/30 | 7 | 42.00 | 2264 | 27.18 | 7859.62 | 89.87 | p < 0.001 |
2nd Secondary | 2010/9/1–2010/9/30 | 6 | 80.98 | 1405 | 26.09 | 4253.47 | 56.40 | p < 0.001 |
3rd Secondary | 2010/9/1–2010/9/30 | 7 | 125.95 | 750 | 25.42 | 1822.53 | 30.22 | p < 0.001 |