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Prevalence of risk-allocated persons per 1,000 in each study.
| Original | Revisited | Miyazaki | Tokyo | |
|---|---|---|---|---|
| Primary hoptital | 750 | 783 | 787 | 301 |
| Secondary center | 235 | 195 | 185 | 494 |
| Tertiary center | 14 | 21 | 26 | 204 |
| Emergency transfer to tertiary center | 1 | 1 | 2 | 1 |
| Total | 1,000 | 1,000 | 1,000 | 1,000 |
Miyazaki versus Original, (P < 0.001, Chi square test).
Tokyo versus Original, Revisited, and Miyazaki, (P < 0.001, Chi square test)
