Table 1 Characteristics of the included local governments
n | % | |
|---|---|---|
Category of local government | ||
Prefecture | 43 | 71.7 |
Ordinance-designated cities | 14 | 23.3 |
Cities in Tokyo Metropolitan Districts | 3 | 5.0 |
Population | ||
less than 1,000,000 | 19 | 31.7 |
1,000,000–5,000,000 | 33 | 55.0 |
more than 5,000,000 | 8 | 13.3 |
Culmulative infection rate(per 100,000) | ||
less than 5,000 | 17 | 28.3 |
5,000–10,000 | 34 | 56.7 |
more than 10,000 | 9 | 15.0 |
2nd COVID-19 vaccination rate | ||
less than 70% | 1 | 1.7 |
70%-74.9% | 19 | 31.7 |
75%-79.9% | 32 | 53.3 |
more than 80% | 8 | 13.3 |