165 citations · 231 across the 7 of their papers we have counts for
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A modified maximum contrast method for unequal sample sizes in pharmacogenomic studies
Kengo Nagashima, Yasunori Sato, Chikuma Hamada
In pharmacogenomic studies, biomedical researchers commonly analyze the association between genotype and biological response by using the Kruskal--Wallis test or one-way analysis o…
Sample size calculations for single-arm survival studies using transformations of the Kaplan-Meier estimator
Kengo Nagashima, Hisashi Noma, Yasunori Sato +1
In single-arm clinical trials with survival outcomes, the Kaplan-Meier estimator and its confidence interval are widely used to assess survival probability and median survival time…
Flexible random-effects distribution models for meta-analysis
Hisashi Noma, Kengo Nagashima, Shogo Kato +2
In meta-analysis, the random-effects models are standard tools to address between-study heterogeneity in evidence synthesis analyses. For the random-effects distribution models, th…