Tatsuki Koyama, PhD Assistant Professor of Biostatistics
Email: tatsuki.koyama at vanderbilt.edu Phone: 615.936.1232 Fax: 615.936.2602	Cancer Biostatistics Center Vanderbilt-Ingram Cancer Center Department of Biostatistics Vanderbilt University School of Medicine 571 Preston Research Building Nashville, TN 37232-6848

Links

• Japanese biostatisticians and epidemiologists in the US
• Biostatistics in Japan
• R functions
• Dot plot
• Bivariate baseball score plot
• Characteristics of 3+3 designs

Research Interests

• group sequential methods
• two-stage adaptive procedures (phase II / phase III)
• noninferiority / superiority / equivalence trials
• p value, confidence interval, unbiased estimate from a Simon's two-stage procedure

Posters

• Lengths of the Beatles' Songs
• Failed "Normalization": Dividing by the Control Average
• Beware of Dynamite
• Rigorous Statistics and Flexible Science: Using adaptive designs in basic science framework

Curriculum Vitae

• CV.pdf