Ikuko FUNATOGAWA

Profile Information

Affiliation

Associate Professor, Department of Fundamental Statistical Mathematics / Risk Analysis Research Center (RARC), The Institute of Statistical Mathematics

Degree

PhD(The University of Tokyo)

Researcher number

80407931

J-GLOBAL ID

200901014999311929

researchmap Member ID

5000089651

Research Interests

• 経時データ解析
• statistics
• Longitudinal data analysis

Research Areas

• Informatics / Statistical science /

Research History

• Mar, 2024 - Present

  Associate Professor, Department of Fundamental Statistical Mathematics, The Institute of Statistical Mathematics
• Apr, 2014 - Feb, 2024

  Associate Professor, Department of Data Science, The Institute of Statistical Mathematics

Education

• 1990 - 1994

  The University of Tokyo
• 1994 - 1996

  Master, The University of Tokyo
• 2005

  PhD, The University of Tokyo

Major Committee Memberships

• 2025 - 2026

  Committee Member and Japanese Region Treasurer II, International Biometric Society
• 2025 - 2026

  Director, Treasurer, Biometric Society of Japan
• 2025 - 2026

  Director, public relations, Biometric Society of Japan
• 2019 - 2025

  Biometric Bulletin Correspondents(BBC), The International Biometric Society
• 2022

  Editor-in-Chief, Proceedings of the Institute of Statistical Mathematic

Major Papers

• Comparison of profile-likelihood-based confidence intervals with other rank-based methods for the two-sample problem in ordered categorical data

  Ikuko Funatogawa, Takashi Funatogawa

  Journal of Biopharmaceutical Statistics, 33(3) 371-385, 2023 Peer-reviewedLead authorCorresponding author
• Longitudinal analysis of pre‐ and post‐treatment measurements with equal baseline assumptions in randomized trials

  Ikuko Funatogawa, Takashi Funatogawa

  Biometrical Journal, 62(2) 350-360, Mar, 2020 Peer-reviewedLead authorCorresponding author
• State Space Representations of Autoregressive Linear Mixed Effects Models

  Ikuko Funatogawa, Takashi Funatogawa

  SpringerBriefs in Statistics: Longitudinal Data Analysis: Autoregressive Linear Mixed Effects Models (Ikuko Funatogawa;Takashi Funatogawa), 119-138, 2018 Lead authorCorresponding author
• Dose-response relationship from longitudinal data with response-dependent dose modification using likelihood methods

  Ikuko Funatogawa, Takashi Funatogawa

  BIOMETRICAL JOURNAL, 54(4) 494-506, Jul, 2012 Peer-reviewedLead authorCorresponding author
• An autoregressive linear mixed effects model for the analysis of unequally spaced longitudinal data with dose-modification

  Ikuko Funatogawa, Takashi Funatogawa

  STATISTICS IN MEDICINE, 31(6) 589-599, Mar, 2012 Peer-reviewedLead authorCorresponding author
• An autoregressive linear mixed effects model for the analysis of longitudinal data which include dropouts and show profiles approaching asymptotes

  Takashi Funatogawa, Ikuko Funatogawa, Masahiro Takeuchi

  STATISTICS IN MEDICINE, 27(30) 6351-6366, Dec, 2008 Peer-reviewed
• A bivariate autoregressive linear mixed effects model for the analysis of longitudinal data

  Ikuko Funatogawa, Takashi Funatogawa, Yasuo Ohashi

  STATISTICS IN MEDICINE, 27(30) 6367-6378, Dec, 2008 Peer-reviewedLead authorCorresponding author

Misc.

• Statistical issues arising when the interval between initiation of exposure and death is long more than half a century (in Japanese)

  Funatogawa I, Funatogawa T

  Proceeding of Annual Meeting of the Biometric Society of Japan, 2012 103-108, 2013
• State-space representation of an autoregressive linear mixed effects model for the analysis of longitudinal data

  Ikuko Funatogawa, Takashi Funatogawa

  JSM Proceedings (Proceedings of Joint Statistical Meetings), Biometrics Section, 3057-3062, 2008 Lead authorCorresponding author

Books and Other Publications

• 非線形混合効果モデル (in 臨床試験の事典)

  船渡川伊久子 (Role: Contributor, 156 非線形混合効果モデル(2ページ))

  朝倉書店, 2023
• 母集団薬物動態解析 (in 臨床試験の事典)

  船渡川伊久子 (Role: Contributor, 41 母集団薬物動態解析(2ページ))

  朝倉書店, 2023
• Longitudinal data analysis : autoregressive linear mixed effects models

  Ikuko Funatogawa, Takashi Funatogawa (Role: Joint author)

  Springer, Feb, 2019 (ISBN: 9789811000768)
• Nonlinear mixed effects models(in Handbook in Medical Statistics) (in Japanese)

  Ikuko FUNATOGAWA (Role: Contributor, 10.5 Nonlinear mixed effects models)

  Asakura Publishing, Jul, 2018 (ISBN: 9784254122299)
• Longitudinal Data Analysis (in Japanese)

  Ikuko Funatogawa, Takashi Funatogawa (Role: Joint author)

  Asakura Publishing, Oct, 2015 (ISBN: 425412855X)
• Enciclopedia of Social Study (in Japanese)

  Funatogawa I, Funatogawa T (Role: Contributor, Statistical Analysis 3. regression analysis, 4. analysis of covariance)

  Maruzen, Jan, 2014 (ISBN: 4621087312)

Presentations

• Autoregressive Linear Mixed Effects Models and Dynamic Data Models of the 1980s

  Ikuko Funatogawa

  Japanese Joint Statistical Meeting, Sep 8, 2025
• Autoregressive Linear Mixed Effects Models and Dynamic Models for Longitudinal Data Analysis

  Ikuko Funatogawa, Takashi Funatogawa

  2025 Joint Statistical Meetings, Aug 4, 2025
• Long-Term Trends in the Number of Children and Age-Specific Fertility Rates of Japanese Women

  Ikuko Funatogawa

  30th International Population Conference, Jul 14, 2025
• Long-term Trends of Number of Children Born to Japanese Women and Age-Specific Fertility Rates

  Ikuko Funatogawa

  Population Association of Japan East Japan Regional Division, Mar 10, 2025
• Autoregressive Linear Mixed Effects Models and Dynamic Panel Data Models

  Ikuko Funatogawa

  2024 Japanese Joint Statistical Meeting, Sep 3, 2024
• Long-term trends in fertility indicators for Japanese women

  Ikuko Funatogawa

  Sep 20, 2023

Research Projects

• 経時データ解析の拡張

  科学研究費助成事業 基盤研究(C), 基盤研究(C), 日本学術振興会, Apr, 2023 - Mar, 2027

  船渡川 伊久子
• Development of longitudinal data analysis

  Grant in Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2017 - Mar, 2022

  Ikuko FUNATOGAWA
• Statistics in medicine when the time lags between the start of the exposure and death are very long

  Grant in Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2012 - 2014

  Ikuko Funatogawa
• 擬似パネルデータに基づく出生コホートを考慮したBMIの加齢変化のモデル化

  科学研究費助成事業, 若手研究(B), 日本学術振興会, 2008 - 2009

  船渡川 伊久子
• 多変量経時測定データ解析のための自己回帰線型混合効果モデル

  科学研究費助成事業, 若手研究(B), 日本学術振興会, 2006 - 2007

  船渡川 伊久子