About the Authors

Akihito Hagihara

hagihara@hsmp.med.kyushu-u.ac.jp

Affiliation Kyushu University Graduate School of Medicine, Department of Health Services Management and Policy, Fukuoka, Japan

Manabu Hasegawa

Affiliation Ambulance Service Planning Division, Fire and Disaster Management Agency, Ministry of Internal Affairs and Communications, Tokyo, Japan

Takeru Abe

Affiliation Kyushu University Graduate School of Medicine, Department of Health Services Management and Policy, Fukuoka, Japan

Yoshifumi Wakata

Affiliation Kyushu University Graduate School of Medicine, Department of Health Services Management and Policy, Fukuoka, Japan

Takashi Nagata

Affiliation Kyushu University Hospital, Department of Emergency and Critical Care Center, Fukuoka, Japan

Yoshihiro Nabeshima

Affiliation Kyushu University Graduate School of Medicine, Department of Health Services Management and Policy, Fukuoka, Japan

Competing Interests

The article′s contents are solely the responsibility of the authors and do not necessarily represent the official views of the Fire and Disaster Management Agency, Ministry of Internal Affairs and Communications, or Kyushu University. The authors have declared that no competing interests exist.

Author Contributions

Had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis: AH. Conceived and designed the experiments: AH MH TA. Performed the experiments: AH. Analyzed the data: AH TA YW TN YN. Contributed reagents/materials/analysis tools: MH AH. Wrote the first draft of the manuscript: AH. Contributed to the writing of the manuscript: TN YW. ICMJE criteria for authorship read and met: AH MH TA TN YW YN. Agree with manuscript results and conclusions: AH MH TA TN YW YN.