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Regularity of Respiratory Waveform Depends on Ventilation Parameters
https://doi.org/10.20600/00000115
https://doi.org/10.20600/0000011544fcc1ff-0a9e-4294-ad12-3bbe1473a348
名前 / ファイル | ライセンス | アクション |
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jtau.2020.12.1-7.Miyashita.pdf (1.2 MB)
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© 東京有明医療大学 2020
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Item type | 紀要論文 / Departmental Bulletin Paper(1) | |||||
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公開日 | 2021-04-16 | |||||
タイトル | ||||||
タイトル | Regularity of Respiratory Waveform Depends on Ventilation Parameters | |||||
言語 | ja | |||||
タイトル | ||||||
タイトル | Regularity of Respiratory Waveform Depends on Ventilation Parameters | |||||
言語 | en | |||||
言語 | ||||||
言語 | eng | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | respiratory waveform | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | regularity | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | Approximate Entropy | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | hyperventilation | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | departmental bulletin paper | |||||
ID登録 | ||||||
ID登録 | 10.20600/00000115 | |||||
ID登録タイプ | JaLC | |||||
著者 |
Takuma, MIYASHITA
× Takuma, MIYASHITA× Takuma, MIYASHITA× Koki, TAKAHASHI× Chihiro, EDAMATSU Edamatsu× Ikuo, Homma |
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抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | Entropy is a nonlinear method for quantifying the regularity and order of a system. Entropy was originally born from thermodynamics and is now used in various fields, such as statistical mechanics and information ethics. Approximate Entropy (ApEn) is an index that has been developed to quantify the complexity of data over time. This study aimed to use ApEn measurement to clarify the relationship between the regularity of the respiratory waveform and ventilation parameters for humans in a resting state. The 5 minutes resting respiratory metabolism of thirteen healthy participants was measured, including respiratory rate (RR), tidal volume (VT), minute ventilation ("V" ̇E), end-tidal oxygen concentration (ETO2), end-tidal carbon dioxide concentration (ETCO2), end-tidal carbon dioxide tension (PETCO2), inspiration time (TI), expiration time (TE), and respiration time (TTOT), and the ventilatory response to end-tidal carbon dioxide tension ("V" ̇E /PETCO2) was calculated. ApEn values and ventilation parameters were examined using Pearson's product-moment correlation coefficient. The ApEn value of the respiratory waveforms of participants was 0.291 ±0.050 (mean ±SD); these values were positively correlated with TI, TE, TTOT, ETO2, and PETCO2, and negatively correlated with RR, ETCO2, and "V" ̇E/PETCO2. There were no correlations with VT or "V" ̇E. The results revealed a correlation between ApEn values and RR, TI, TE, and TTOT. The respiratory waveform of a person with fast respiration and a high respiration rate was regular. The correlation between the regularity of the respiratory waveform and PETCO2 and "V" ̇E/PETCO2 showed that those with regular respiratory waveforms had increased sensitivity to CO2 and were in a respiratory state close to hyperventilation. Those with regular respiratory waveforms at rest may have unconsciously felt breathless due to anxiety. The fact that no correlation was observed between VT and "V" ̇E supports the notion that the regularity of the respiratory waveform is not determined by ventilation volume but by respiration rate. | |||||
言語 | en | |||||
書誌情報 |
ja : 東京有明医療大学雑誌 en : Journal of Tokyo Ariake University of Medical and Health Sciences 巻 12, p. 1-7, 発行日 2020-12-31 |
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出版者 | ||||||
出版者 | 東京有明医療大学 | |||||
ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 2186-3067 | |||||
権利 | ||||||
権利情報 | 東京有明医療大学 | |||||
著者版フラグ | ||||||
出版タイプ | VoR | |||||
出版タイプResource | http://purl.org/coar/version/c_970fb48d4fbd8a85 |