Rating | Category |
---|---|
1 | Virtually no evidence of preventability |
2 | Slight-to-modest evidence of preventability |
3 | Preventability not quite likely (less than 50/50, but “close call”) |
4 | Preventability more than likely (more than 50/50, but “close call”) |
5 | Strong evidence of preventability |
6 | Virtually certain evidence of preventability |