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Strength of recommendations: grading scheme (German Association of the Scientific Medical Societies [AWMF] and Standing Guidelines Commission)16
| Recommendation | Recommendation against intervention | Description | Symbol | |
|---|---|---|---|---|
| A | Shall/We recommend | Shall not/We do not recommend | Strong recommendation | ↑↑ resp. ↓↓ |
| B | Should/We propose | Should not/We do not suggest | Recommendation | ↑ resp. ↓ |
| 0 | Can/May be considered | Can be dispensed with | Open recommendation | ↔ |
