Table 4 Summary of epidemic wave features for each diffusion system.
Diffusion System | Numbers of Infected Villages/Cholera Cases | Diffusion Time Period | Date of Epidemic Wave Peak | Date of Arrival in Major Town/Village | Accumulation Curve Type |
|---|---|---|---|---|---|
Miyagi | 33/195 | 8/16~10/7 (52 days) | 8/22, 9/21 | 8/23 | short and rapid |
Ibaraki | 37/301 | 6/25~11/12 (140 days) | 8/19 | 8/21 | diverged into three stages |
Tochigi | 18/86 | 7/24~11/8 (107 days) | 9/16, 10/5, 10/11 | 8/20 | continued growth |