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Terbutaline and aminophylline as second-line therapies for status asthmaticus in the pediatric intensive care unit
Casey Stulce1, Suzanne Gouda1, Sana J Said2
1Section of Pediatric Critical Care, Department of Pediatrics, University of Chicago, Chicago, Illinois.
Insights
Aminophylline may be a better second-tier therapy than terbutaline for pediatric patients with severe asthma (status asthmaticus). This is especially true for African American children, who had lower intubation rates with aminophylline.
Area of Science:
- Pediatric Intensive Care
- Pulmonology
- Pharmacology
Background:
- Asthma is a leading chronic childhood illness.
- Pediatric intensive care unit (PICU) admissions for asthma are rising.
- No current guidelines exist for escalating asthma therapies in PICU.
Purpose of the Study:
- To compare outcomes of aminophylline versus terbutaline as second-tier therapies for status asthmaticus.
- To assess the efficacy of these treatments in pediatric patients.
- To identify potential disparities in treatment effectiveness.
Main Methods:
- Retrospective cohort study (2016-2019).
- Utilized data from the Pediatric Health Information System.
- Included 1144 pediatric patients (2-18 years) with status asthmaticus treated in 53 tertiary children's hospitals.
Main Results:
- No significant difference in intubation/mechanical ventilation between aminophylline and terbutaline overall.
- African American patients receiving terbutaline had significantly higher odds of intubation (OR 12.41).
- Aminophylline use was associated with lower intubation odds in this subgroup.
Conclusions:
- Aminophylline may be preferred over terbutaline for African American children with status asthmaticus.
- Further research is needed to confirm these findings and guide therapy.
- This study highlights potential ethnic disparities in asthma treatment outcomes.
Objective:
Asthma is the most common chronic disease of childhood. Although asthma admissions to the pediatric intensive care unit (PICU) are increasing, there are no evidence-based guidelines on preferred escalation of therapies for patients with status asthmaticus who fail to respond to inhaled bronchodilators and systemic corticosteroids. The purpose of this study was to assess outcomes of PICU patients receiving aminophylline versus terbutaline as second-tier therapies for status asthmaticus.
Design:
Retrospective cohort study using Pediatric Health Information System from 2016-2019.
Setting:
Fifty-three tertiary children's hospitals.
Subjects:
Children aged 2 to 18 years admitted to the PICU in children's hospitals contributing data to the Pediatric Health Information System with a primary diagnosis of status asthmaticus.
Interventions:
None.
Measurements And Main Results:
Of 11 133 pediatric patients treated for status asthmaticus in the PICU during the study period, 1144 received either terbutaline or aminophylline. There was no difference in intubation and mechanical ventilation between patients who received aminophylline and those who received terbutaline. However, in African American patients, those who received terbutaline had a significantly higher odds of intubation and mechanical ventilation compared to those who received aminophylline (OR, 12.41; 95%CI, 1.61,95).
Conclusions:
The use of aminophylline is associated with lower odds of intubation and mechanical ventilation in African American patients with status asthmaticus as compared to terbutaline.
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