Abstract
To compare the similarities and differences between the Montreux definition and the Berlin definition in terms of the prevalence, mortality, and complications of neonatal acute respiratory distress syndrome (ARDS). We retrospectively analyzed the data of neonates with respiratory failure treated in a neonatal intensive care unit (NICU) between 1 November 2019 and 31 December 2021. In total, 554 infants had neonatal ARDS (524 infants, Montreux definition; 549 infants, Berlin definition). The prevalence (3.1% vs. 3.3%, p = 0.438) and mortality (18.9% vs.18.0%, p = 0.716) of neonatal ARDS did not differ between the definitions. Among the 519 infants meeting both definitions, key clinical outcomes did not differ between the definitions such as ventilation duration, NICU stay, complication rates, and antibiotic use, except for nitric oxide inhalation. The Montreux and Berlin definitions identified an additional 5 and 30 patients, respectively, not captured by the other definition. The rate of inhaled nitric oxide treatment (20.0% vs. 0%, p = 0.013), air leaks (20.0% vs. 0%, p = 0.013), and invasive ventilation duration (110.00 vs.0.00 h, p = 0.002) significantly differed between the above two groups. Sixty-two patients had moderate and severe ARDS according to the Montreux and Berlin definitions, respectively. The rates of adverse outcomes (e.g., mortality, invasive ventilation time) among these patients were similar to the rates among patients with moderate ARDS according to both definitions than among patients with severe ARDS according to both definitions.
Conclusion: The prevalence, mortality, and most complications of neonatal ARDS were similar between the Montreux and Berlin definitions, which mainly differed in terms of the severity of neonatal ARDS.
What is Known: • The Montreux definition was first proposed for the diagnosis of neonatal acute respiratory distress syndrome and was established in 2017. To date, the Montreux definition has not been compared with other diagnostic definitions of ARDS. | |
What is New: • The study suggests that perinatal lung disease need not be excluded in the diagnosis of neonatal ARDS, and that the Montreux definition is more applicable to neonates, taking into account their specific physiological characteristics. |
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Data availability
Data generated or used in this study are available from the corresponding authors upon reasonable request.
Abbreviations
- ARDS:
-
Acute respiratory distress syndrome
- BPD:
-
Bronchopulmonary dysplasia
- FiO2 :
-
Fraction of inspired oxygen
- IVH:
-
Intraventricular hemorrhage
- IQR:
-
Interquartile range
- MAS:
-
Meconium aspiration syndrome
- NICU:
-
Neonatal intensive care unit
- NEC:
-
Neonatal necrotizing enterocolitis
- OI:
-
Oxygenation index
- PPHN:
-
Persistent pulmonary hypertension of the newborn
- PEEP:
-
Positive end-expiratory pressure
- PROM:
-
Premature rupture of membranes
- ROP:
-
Retinopathy of prematurity
- SD:
-
Standard deviation
- SNAPPE-II:
-
Score for Neonatal Acute Physiology with Perinatal Extension-II
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Funding
This work was supported by the National Key Research and Development Program of China (2022YFC2704803), the National Natural Science Foundation of China (81401236, 82001602), the Science and health project of Chongqing Health Commission (NNO.2020FYYX21), and Natural Science Foundation of Chongqing (cstc2021jcyj-msxmX0257).
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Yuan Shi conceived the idea for this study. Liting Liu, Yiran Wang, and Long Chen designed the study protocol. Liting Liu, Yiran Wang, and Yihan Zhang collected the data. Yiran Wang, Yihan Zhang, and Fang Li were responsible for data management. Yiran Wang, Yihan Zhang, and Yu He analyzed the data. Liting Liu and Yiran Wang wrote the first draft. All authors contributed to the report. All authors had full access to all the data in the study and had final responsibility for the decision to submit for publication. All authors have read and approved the content, and agree to submit it for consideration for publication in your journal.
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This study was approved by the Institutional Review Board, Children’s Hospital of Chongqing Medical University of China (No 2022–378).
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Communicated by Daniele De Luca.
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Liu, L., Wang, Y., Zhang, Y. et al. Comparison of the Montreux definition with the Berlin definition for neonatal acute respiratory distress syndrome. Eur J Pediatr 182, 1673–1684 (2023). https://doi.org/10.1007/s00431-023-04848-x
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DOI: https://doi.org/10.1007/s00431-023-04848-x