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Protocolized sedation may reduce ventilation and sedation requirements in the pediatric intensive care unit: a
Ambrus Szemere1, Alíz Fazekas2, Anna Réka Sebestyén1,3
1Centre for Translational Medicine, Semmelweis University, Budapest, Hungary.
Insights
Protocolized sedation in pediatric intensive care units (PICU) may shorten mechanical ventilation duration and hospital stays. However, findings require confirmation by randomized controlled trials (RCTs), with a noted increase in unplanned extubations.
Area of Science:
- Pediatric Critical Care Medicine
- Pharmacology
- Evidence-Based Medicine
Background:
- Sedation management is crucial for mechanically ventilated pediatric patients.
- Current sedation practices vary, impacting patient outcomes.
- Protocolized sedation offers a structured approach to optimize care.
Purpose of the Study:
- To evaluate the effectiveness and safety of protocolized sedation in pediatric intensive care unit (PICU) patients requiring invasive mechanical ventilation (IMV).
- To synthesize evidence from randomized controlled trials (RCTs) and observational studies on protocol-directed sedation versus conventional regimens.
Main Methods:
- A systematic literature search was performed across major databases (MEDLINE, CENTRAL, Embase, Web of Science, Scopus) up to October 18, 2023.
- Included studies compared protocolized sedation with conventional methods in pediatric patients on IMV for over 24 hours.
- Data from 26 studies involving 15,214 participants were analyzed.
Main Results:
- Protocolized sedation was associated with a significant reduction in IMV duration (MD=-13.88 hours) and PICU length of stay (MD=-0.64 days).
- Significant decreases were observed in benzodiazepine duration (MD=-1.28 days) and peak dose (MD=-0.05 mg/kg/hr).
- A significant increase in the odds of unplanned extubation (OR=1.13) was noted, with no significant findings for other outcomes.
Conclusions:
- Protocolized sedation may reduce ventilation duration and PICU length of stay, but these benefits were not consistently confirmed by RCTs.
- A trend towards reduced sedative exposure was observed.
- Increased odds of unplanned extubation warrant careful consideration and further investigation.
Abstract:
This study aimed to evaluate the effectiveness and safety of protocolized sedation in mechanically ventilated pediatric intensive care unit (PICU) patients. A comprehensive search was conducted in MEDLINE, CENTRAL, Embase, Web of Science, and Scopus from inception to October 18, 2023. Randomized controlled trials (RCTs) and observational studies that compared protocol-directed sedation management with conventional sedation regimens in pediatric patients who required invasive mechanical ventilation (IMV) for >24 hours were included. Twenty-six studies (15,214 participants) were included. We found a statistically significant reduction in IMV duration (median difference [MD]=-13.88 hours; 95% confidence interval [CI], -25.46 to -2.29; P=0.022), PICU length of stay (MD=-0.64 days; 95% CI, -1.26 to -0.02; P=0.045). We found significant reductions in the duration (MD=-1.28 days; 95% CI, -2.26 to -0.31; P=0.016) and peak dose (MD=-0.05 mg/kg/hr 95% CI, -0.11 to 0.002; P=0.044) of benzodiazepines. A significant increase was found in the odds of unplanned extubation (odds ratio, 1.13; 95% CI, 1.02 to 1.26; P=0.029). We found no significant results regarding the other outcomes. Our results suggest that protocolized sedation may reduce ventilation requirements and PICU length of stay; however, these findings were not confirmed by RCTs. Moreover, we observed a trend toward a reduction in sedative exposure and an increased odds of unplanned extubation.
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