Savassi‐Rocha 1992.
| Methods | RCT | |
| Participants | GI surgery | |
| Interventions | NGT | |
| Outcomes | time to intake length of stay tube insertion | |
| Notes | 16 | |
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Allocation concealment? | Unclear risk | B ‐ Unclear |
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