Continuous positive airway pressure treatment from the prehospital field in a Japanese regional Doctor Car system

Abstract Background Continuous positive airway pressure (CPAP) therapy is an effective treatment for patients with severe heart failure, and certain guidelines recommend its early initiation. However, the current Japanese law strictly prohibits paramedics from administering this treatment. To demons...

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Main Authors: Ichiro Takeuchi, Shohei Imaki, Ryosuke Furuya, Masayuki Iwashita, Kohei Takahashi, Akihiro Furuya, Atsushi Yoshida, Takeru Abe
Format: Article
Language:English
Published: Wiley 2023-01-01
Series:Acute Medicine & Surgery
Subjects:
Online Access:https://doi.org/10.1002/ams2.893
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author Ichiro Takeuchi
Shohei Imaki
Ryosuke Furuya
Masayuki Iwashita
Kohei Takahashi
Akihiro Furuya
Atsushi Yoshida
Takeru Abe
author_facet Ichiro Takeuchi
Shohei Imaki
Ryosuke Furuya
Masayuki Iwashita
Kohei Takahashi
Akihiro Furuya
Atsushi Yoshida
Takeru Abe
author_sort Ichiro Takeuchi
collection DOAJ
description Abstract Background Continuous positive airway pressure (CPAP) therapy is an effective treatment for patients with severe heart failure, and certain guidelines recommend its early initiation. However, the current Japanese law strictly prohibits paramedics from administering this treatment. To demonstrate the efficacy and safety of prehospital administration of CPAP therapy, this study was conducted by the Yokohama Medical Control Council (Yokohama MC). Methods The Yokohama MC established a protocol for CPAP treatment and dispatched Doctor Cars to attend to patients with severe respiratory failure. The Boussignac CPAP system was installed in all Yokohama Doctor Cars, including Workstation‐type Doctor Cars and Hospital‐type Doctor Cars. Data from this study were collected and recorded in the Yokohama City Doctor Car Registry system from October 2020 to January 2022. Results The Doctor Car was dispatched 661 times, and CPAP therapy was administered to 13 patients in the prehospital field. It is important to note that the number of CPAP cases was lower than anticipated due to the coronavirus disease 2019 (COVID‐19) pandemic, given concerns about aerosol production. When assessing changes over time in oxygen saturation (SpO2), the median (interquartile range), excluding missing values, was 89% (83%–93%) without oxygen, 95% (94%–99.3%) with oxygen, and 100% (97%–100%) with CPAP. The differences between these groups were statistically significant with a p‐value of <0.0001. Respiratory distress was primarily attributed to heart failure in 10 patients (91%) and pneumothorax in 1 patient (9%). Notably, none of the patients’ conditions worsened after the use of CPAP. Conclusion We have detailed the administration of CPAP therapy in the prehospital field within a local city in Japan. To the best of our knowledge, this represents the inaugural report of a prospective observational study on the prehospital administration of CPAP therapy originating from Japan.
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spelling doaj.art-a63c561afaa549adbfbfd97f0ccfaa152023-12-28T00:28:39ZengWileyAcute Medicine & Surgery2052-88172023-01-01101n/an/a10.1002/ams2.893Continuous positive airway pressure treatment from the prehospital field in a Japanese regional Doctor Car systemIchiro Takeuchi0Shohei Imaki1Ryosuke Furuya2Masayuki Iwashita3Kohei Takahashi4Akihiro Furuya5Atsushi Yoshida6Takeru Abe7Yokohama City Medical Control Council (Yokohama MC) Yokohama JapanYokohama City Medical Control Council (Yokohama MC) Yokohama JapanYokohama City Medical Control Council (Yokohama MC) Yokohama JapanYokohama City Medical Control Council (Yokohama MC) Yokohama JapanYokohama City Medical Control Council (Yokohama MC) Yokohama JapanYokohama City Medical Control Council (Yokohama MC) Yokohama JapanYokohama City Medical Control Council (Yokohama MC) Yokohama JapanYokohama City Medical Control Council (Yokohama MC) Yokohama JapanAbstract Background Continuous positive airway pressure (CPAP) therapy is an effective treatment for patients with severe heart failure, and certain guidelines recommend its early initiation. However, the current Japanese law strictly prohibits paramedics from administering this treatment. To demonstrate the efficacy and safety of prehospital administration of CPAP therapy, this study was conducted by the Yokohama Medical Control Council (Yokohama MC). Methods The Yokohama MC established a protocol for CPAP treatment and dispatched Doctor Cars to attend to patients with severe respiratory failure. The Boussignac CPAP system was installed in all Yokohama Doctor Cars, including Workstation‐type Doctor Cars and Hospital‐type Doctor Cars. Data from this study were collected and recorded in the Yokohama City Doctor Car Registry system from October 2020 to January 2022. Results The Doctor Car was dispatched 661 times, and CPAP therapy was administered to 13 patients in the prehospital field. It is important to note that the number of CPAP cases was lower than anticipated due to the coronavirus disease 2019 (COVID‐19) pandemic, given concerns about aerosol production. When assessing changes over time in oxygen saturation (SpO2), the median (interquartile range), excluding missing values, was 89% (83%–93%) without oxygen, 95% (94%–99.3%) with oxygen, and 100% (97%–100%) with CPAP. The differences between these groups were statistically significant with a p‐value of <0.0001. Respiratory distress was primarily attributed to heart failure in 10 patients (91%) and pneumothorax in 1 patient (9%). Notably, none of the patients’ conditions worsened after the use of CPAP. Conclusion We have detailed the administration of CPAP therapy in the prehospital field within a local city in Japan. To the best of our knowledge, this represents the inaugural report of a prospective observational study on the prehospital administration of CPAP therapy originating from Japan.https://doi.org/10.1002/ams2.893CPAPdoctor‐carheart failuremedical control councilpre‐hospital
spellingShingle Ichiro Takeuchi
Shohei Imaki
Ryosuke Furuya
Masayuki Iwashita
Kohei Takahashi
Akihiro Furuya
Atsushi Yoshida
Takeru Abe
Continuous positive airway pressure treatment from the prehospital field in a Japanese regional Doctor Car system
Acute Medicine & Surgery
CPAP
doctor‐car
heart failure
medical control council
pre‐hospital
title Continuous positive airway pressure treatment from the prehospital field in a Japanese regional Doctor Car system
title_full Continuous positive airway pressure treatment from the prehospital field in a Japanese regional Doctor Car system
title_fullStr Continuous positive airway pressure treatment from the prehospital field in a Japanese regional Doctor Car system
title_full_unstemmed Continuous positive airway pressure treatment from the prehospital field in a Japanese regional Doctor Car system
title_short Continuous positive airway pressure treatment from the prehospital field in a Japanese regional Doctor Car system
title_sort continuous positive airway pressure treatment from the prehospital field in a japanese regional doctor car system
topic CPAP
doctor‐car
heart failure
medical control council
pre‐hospital
url https://doi.org/10.1002/ams2.893
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