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Bispectral index versus standard practice (risk of awareness in surgical patients with high risk of awareness)
| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Risk of awareness in BIS versus CS guided anaesthesia | 4 | 7761 | Peto Odds Ratio (Peto, Fixed, 95% CI) | 0.24 [0.12, 0.48] |
| 2 Risk of awareness in BIS versus ETAG guided anaesthesia | 4 | 26530 | Peto Odds Ratio (Peto, Fixed, 95% CI) | 1.13 [0.56, 2.26] |
