Table 2.
Elements of enhanced recovery protocol included per study in the preoperative period
| Author | Design | Preoperative | |||||
|---|---|---|---|---|---|---|---|
| Synbiotics | Preoperative feeding | No bowel preparation | Preoperative counselling | Fluid restriction | No premedication | ||
| Teewen20 | CCT | x | x | x | x | ||
| Muller18 | RCT | x | x | x | x | ||
| Serclova19 | RCT | x | x | x | |||
| Khoo5 | RCT | x | x | ||||
| Polle13 | CCT | x | x | x | x | x | |
| Kariv21 | CCT | x | |||||
| Wichmann24 | CCT | x | x | ||||
| Gatt4 | RCT | x | x | x | x | ||
| Basse7 | CCT | x | x | x | |||
| Raue22 | CCT | x | |||||
| Anderson10 | RCT | x | x | x | x | ||
| Delaney12 | RCT | x | |||||
| Stephen23 | CCT | x | |||||
CCT = clinical controlled trial; RCT = randomised controlled trial