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A new trial design to develop early diagnosis medicine in psychiatry

Research Project

Project/Area Number 15K19223
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Epidemiology and preventive medicine
Research InstitutionAichi Medical University

Principal Investigator

MUROTANI KENTA  愛知医科大学, 医学部, 講師 (10626443)

Research Collaborator KOTORII Nozomu  
Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2016: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords診断法の比較 / 臨床試験デザイン / 混合分布 / 多項分布 / 確定診断 / 生物統計学 / 臨床研究デザイン
Outline of Final Research Achievements

The development of diagnostic methods utilizing biomarkers to diagnose whether patients have certain diseases has been continuing. To date, the evaluation of such diagnostic methods has only been performed in patients who have received a 100% positive diagnosis (definitive diagnosis) of a certain disease. However, the process to reach a definitive diagnosis requires much time, thus there are difficulties in using this approach in patients who present with some psychiatric disorders for which it is difficult to make a definitive diagnosis. The applicant has discussed performance evaluations of diagnostic methods in cases where a definitive diagnosis is not possible in a previous study and obtained certain results (Murotani et al 2015). I develop a hybrid performance evaluation that utilizes the method by Murotani et al. 2015 and traditional methods.

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • Research Products

    (3 results)

All 2016 2015

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Open Access: 1 results) Presentation (2 results) (of which Int'l Joint Research: 2 results)

  • [Journal Article] Follow-up Design for Comparing Two Binary Diagnostic Tests2015

    • Author(s)
      Kenta Murotani, Akihiro Hirakawa, Yoshiko Aoyama, Takashi Yanagawa
    • Journal Title

      Austin Biometrics and Biostatistics

      Volume: 2 Pages: 1016-1016

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] A comparison of two binary diagnostic tests with consideration to the background of mixed patients who with or without definitive diagnosis2016

    • Author(s)
      Kenta Murotani and Nozomu Kotorii
    • Organizer
      XXVIIIth International Biometric Conference
    • Place of Presentation
      Victoria, Canada
    • Year and Date
      2016-07-10
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] A Method for Comparing Two Binary Diagnostic Tests with a Mix of Patients with Definitive and Non-Definitive Diagnoses2015

    • Author(s)
      Kenta Murotani
    • Organizer
      East Asia Regional Biometric Conference 2015
    • Place of Presentation
      Kyushu University
    • Year and Date
      2015-12-20
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research

URL: 

Published: 2015-04-16   Modified: 2018-03-22  

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