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Assessment thresholds 1
| Category |
Utility |
| Description |
The level of scientific support that is available to identify the benefits associated with a target or compliance level.
0 Unknown
1 Supported by expert opinion, indirect studies, or weak studies (e.g., sample size problems, length of study, or conflicts of evidence)
2 Supported by retrospective studies
3 Supported by evidence obtained from well-designed controlled analytic studies, multiple time series, or several dramatic results in uncontrolled experiments
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