| POD | Postoperative delirium |
| RCTs | Randomized controlled trials |
| ED | Emergence delirium |
| EA | Emergence agitation |
| GRADE | Grading of Recommendations Assessment, Development and Evaluation |
| GABAA | Gamma-Aminobutyric Acid Type A |
| PAED | Pediatric Anesthesia Emergence Delirium Scale |
| RR | Risk Ratio |
| CI | Confidence Interval |
| RD | Risk Difference |
| CAM | Confusion Assessment Method |
| EEG | Electroencephalogram |
| ICDSC | Intensive Care Delirium Screening Checklist |
| AUC | Area Under the Curve |
| IA | Inhalational Anesthesia |
| TIVA | Total Intravenous Anesthesia |
| CAM-ICU | Confusion Assessment Method for the Intensive Care Unit |
| NMDA | N-methyl-D-aspartate |
| CABG | Coronary Artery Bypass Grafting |
| CAPD | Cornell Assessment of Pediatric Delirium |
| PACU | Post-Anesthesia Care Unit |
| PCIA | Patient-Controlled Intravenous Analgesia |
| IL-6 | Interleukin-6 |
| 3D-CAM | 3-Min Diagnostic Interview for Confusion Assessment Method |
| NRS | Numerical Rating Scale |
| mRS | Modified Rankin Scale |