Table 2.
Risk of bias in randomized studies
| Author | Year | Random sequence generation | Effect of assignment to intervention | Effect of adhering to intervention | Missing outcome data | Measurement of the outcome | Selection of the reported result | Overall risk of bis |
|---|---|---|---|---|---|---|---|---|
| Dold | 1991 | Low | High | High | Low | Some | High | High |
| Grossarth-Maticek CORPUSRAND | 2008 | High | Some | High | Low | Some | High | High |
| Grossarth-Maticek OVARRAND | 2007c | Some | Some | High | Low | Some | High | High |
| Grossarth-Maticek CervixMetRand | 2007b | Some | Some | High | Low | Some | High | High |
| Grossarth-Maticek MelanomRand | 2007a | Some | High | High | Low | Some | High | High |
| Grossarth-Maticek MammaRAND | 2006b | Some | High | High | Low | Some | High | high |
| Grossarth-Maticek MammaLymRand | 2006a | Some | High | High | Low | Some | High | High |
| Grossarth-Maticek | 2004 | Some | High | High | Some | Some | High | High |
| Grossarth-Maticek | 2001 | Some | High | High | Some | Some | High | High |
| Kleeberg | 2004 | Low | Some | Low | Low | Low | Some | Some |
| Longhi | 2020 | Low | High | High | Low | Some | Some | High |
| Salzer | 1991 | Low | High | High | Low | Some | Some | High |
| Salzer | 1983 | Low | High | High | High | some | High | High |
| Tröger | 2013 | Low | Low | Some | Low | Some | Some | Some |