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Insulin secretion related to glucose time complexity expressed by Detrended Fluctuation Analysis

Research Project

Project/Area Number 26460927
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field General internal medicine(including psychosomatic medicine)
Research InstitutionAino University

Principal Investigator

Yamamoto Naomune  藍野大学, 公私立大学の部局等, 教授 (00454546)

Project Period (FY) 2014-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2016: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2015: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2014: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywords糖尿病 / 血糖変動 / 時系列解析 / フラクタル解析 / 経腸栄養 / クローズドループ / 血糖予測 / 人工膵臓 / 血糖制御モデル / クローズドループモデル
Outline of Final Research Achievements

Different enteral nutrition of three kinds of nutrients were randomly applied to 18 elderly diabetic patients who made PEG (Percutaneous Endoscopic Gastrostomy) and the5elderly nondiabetic subjects. Continuous blood glucose measurement (CGM)was carried out every 5 hours for 72 hours, and the time series data were analyzed by non-liner time series analysis was performed to evaluate the complexity of blood glucose fluctuation and examined whether it is predictable or not.
The complexity was significantly decreased in DM group (1.379 ± 0.069 vs. 1.484 ± 0.073, P = 0.012) by using Detrended Fluctuation Analysis (DFA) analysis. And same results showed by using Fast Fourier Transform (1.734± 0.105 vs. 2.617 ± 0.329, P <0.001). In addition, the decrease DFA was significantly negative correlated with insulin secretion (R2=0.33, P<0.01). Thus, blood glucose fluctuation could predict insulin secretion as an explanatory variable.

Report

(5 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (9 results)

All 2018 2017 2016 2015 2014

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (6 results)

  • [Journal Article] A Case of Insulinoma Manifesting Hyperinsulinemia after discontinues Quetiapine in elderly patient with delirium.2017

    • Author(s)
      Yamamoto N, et al.
    • Journal Title

      Geriatrics & Gerontology International

      Volume: in press Issue: 5 Pages: 849-851

    • DOI

      10.1111/ggi.12967

    • Related Report
      2017 Annual Research Report 2016 Research-status Report
    • Peer Reviewed
  • [Journal Article] Depression and Altitude: Cross-Sectional Community-Based Study Among Elderly High-Altitude Residents in the Himalayan Regions.2016

    • Author(s)
      Ishikawa M, Yamanaka G, Yamamoto N, Nakaoka T, Okumiya K, Matsubayashi K, Otsuka K, Sakura H.
    • Journal Title

      Cult Med Psychiatry.

      Volume: 40 Issue: 1 Pages: 1-11

    • DOI

      10.1007/s11013-015-9462-7

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Journal Article] Effects of long-term microgravity exposure in space on circadian rhythms of heart rate variability.2015

    • Author(s)
      Yamamoto N, Otsuka K, Kubo Y, Hayashi M, Mizuno K, Ohshima H, Mukai C.
    • Journal Title

      Chronobiol Int.

      Volume: 32 Issue: 3 Pages: 327-340

    • DOI

      10.3109/07420528.2014.979940

    • NAID

      120006832391

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Presentation] 胃瘻で栄養されている糖尿病患者における、栄養組成および形状の異なる栄養剤を用いた食後血糖の変動に関する比較検討2018

    • Author(s)
      山本直宗
    • Organizer
      日本老年医学会学術集会
    • Related Report
      2017 Annual Research Report
  • [Presentation] SGLT2阻害薬投与で血圧が低下した肥満2型糖尿病の一例2015

    • Author(s)
      山本直宗、木股宏恵、王衣里子、他
    • Organizer
      第52回糖尿病学会近畿地方会
    • Place of Presentation
      京都、国際会議場
    • Year and Date
      2015-11-14
    • Related Report
      2015 Research-status Report
  • [Presentation] 高齢糖尿病患者におけるCardio-Vascular Index(CAVI)と頭部MRIとの関連の検討2015

    • Author(s)
      山本直宗、木股宏恵、袴田美奈子、他
    • Organizer
      第29回老年学会総会
    • Place of Presentation
      パシフィコ横浜
    • Year and Date
      2015-06-12
    • Related Report
      2015 Research-status Report
  • [Presentation] 臨床心理士による構造面接を用いた治療介入が有効であった療養指導が困難であった2型糖尿病の一例2015

    • Author(s)
      蓮池沙緒里、山本直宗、中野明子、他
    • Organizer
      第58回糖尿病学術年次総会
    • Place of Presentation
      海峡メッセ、下関
    • Year and Date
      2015-05-21
    • Related Report
      2015 Research-status Report
  • [Presentation] 胃瘻で栄養されている高齢糖尿病患者における栄養組成および形状の異なる栄養剤を用いた血糖の変動についての比較検討2014

    • Author(s)
      王衣里子、山本直宗、吉田麻美、佐伯彰夫、杉野正一
    • Organizer
      第57回糖尿病学会年次集会
    • Place of Presentation
      大阪国際会議場
    • Year and Date
      2014-05-22 – 2014-05-24
    • Related Report
      2014 Research-status Report
  • [Presentation] 高齢糖尿病患者におけるCardio-Vascular Index(CAVI)と頭部MRIとの関連の検討2014

    • Author(s)
      山本直宗、王衣里子、金万淳一、永井孝治、西山浩司、林修平、阿部恵子、河島久人、金善江、吉田麻美、佐伯彰夫、葛谷健、大澤仲昭、杉野正一
    • Organizer
      第57回糖尿病学会年次集会
    • Place of Presentation
      大阪国際会議場
    • Year and Date
      2014-05-22 – 2014-05-24
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2019-03-29  

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