Prophylaxis for paediatric emergence delirium in desflurane-based anaesthesia: a network meta-analysis
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Published on: September 24, 2020
Hung-Chang Kuo1, Kuo-Chuan Hung2, Hung-Yu Wang3
1Department of Neurology, E-Da Hospital/School of Medicine, I-Shou University, Kaohsiung, Taiwan.
Insights
Ketamine plus propofol significantly reduced postoperative emergence delirium in children after desflurane anesthesia. This combination therapy showed the lowest incidence of emergence delirium compared to other treatments.
Area of Science:
- Anesthesiology
- Pediatric Anesthesia
- Pharmacology
Background:
- Postoperative emergence delirium (pedED) in children following desflurane anesthesia occurs in 50-80% of cases.
- Existing pharmacological strategies to prevent pedED lack conclusive evidence of superiority.
- PROSPERO CRD42021285200.
Purpose of the Study:
- To evaluate the prophylactic effect and safety of individual pharmacotherapies for preventing pedED after desflurane anesthesia.
- To compare the efficacy of various drug regimens in reducing pedED incidence and severity.
- To provide evidence-based recommendations for pedED prevention in pediatric patients.
Main Methods:
- A frequentist model network meta-analysis (NMA) of randomized controlled trials (RCTs).
- Included peer-reviewed RCTs with placebo-controlled or active-controlled designs.
- Focused on pediatric patients undergoing desflurane anesthesia.
Main Results:
- Seven studies with 573 participants were analyzed.
- Ketamine + propofol, dexmedetomidine alone, and propofol significantly lowered pedED incidence compared to placebo.
- Ketamine + propofol showed the lowest pedED incidence; gabapentin showed the lowest pedED severity.
Conclusions:
- Ketamine + propofol administration demonstrated the lowest incidence of pedED among studied pharmacologic interventions.
- Dexmedetomidine and gabapentin also showed significant benefits in reducing pedED incidence or severity.
- Further large-scale trials are needed to compare combination regimens for optimal pedED prevention.
Purpose:
The prevalence of postoperative emergence delirium in paediatric patients (pedED) following desflurane anaesthesia is considerably high at 50-80%. Although several pharmacological prophylactic strategies have been introduced to reduce the risk of pedED, conclusive evidence about the superiority of these individual regimens is lacking. The aim of the current study was to assess the potential prophylactic effect and safety of individual pharmacotherapies in the prevention of pedED following desflurane anaesthesia.
Methods:
This frequentist model network meta-analysis (NMA) of randomized controlled trials (RCTs) included peer-reviewed RCTs of either placebo-controlled or active-controlled design in paediatric patients under desflurane anaesthesia.
Results:
Seven studies comprising 573 participants were included. Overall, the ketamine + propofol administration [odds ratio (OR) = 0.05, 95% confidence intervals (95%CIs) 0.01-0.33], dexmedetomidine alone (OR = 0.13, 95%CIs 0.05-0.31), and propofol administration (OR = 0.30, 95%CIs 0.10-0.91) were associated with a significantly lower incidence of pedED than the placebo/control groups. In addition, only gabapentin and dexmedetomidine were associated with a significantly higher improvement in the severity of emergence delirium than the placebo/control groups. Finally, the ketamine + propofol administration was associated with the lowest incidence of pedED, whereas gabapentin was associated with the lowest severity of pedED among all of the pharmacologic interventions studied.
Conclusions:
The current NMA showed that ketamine + propofol administration was associated with the lowest incidence of pedED among all of the pharmacologic interventions studied. Future large-scale trials to more fully elucidate the comparative benefits of different combination regimens are warranted.
Trial Registration:
PROSPERO CRD42021285200.
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