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| Study | Random | Blind folded allocation | Double-blind | Blinding of the evaluator | Losses <20% | Characteristic prognostic | Outcome | Simple size calculation | Early interruption |
|---|---|---|---|---|---|---|---|---|---|
| Devinsky et al. 17 | |||||||||
| Devinsky et al. 18 | |||||||||
| Miller et al. 19 | |||||||||
| Devinsky et al. 20 | |||||||||
| Thiele et al. 21 | |||||||||
| Thiele et al. 22 |
Red: presence; green: absence; yellow: risk of unclear bias.
