Search Results for author: Guadalupe Gómez Melis

Found 3 papers, 3 papers with code

Design of phase III trials with long-term survival outcomes based on short-term binary results

1 code implementation29 Aug 2020 Marta Bofill Roig, Yu Shen, Guadalupe Gómez Melis

We propose to base the comparison between arms on the difference of the restricted mean survival times, and show how the effect size and sample size for overall survival rely on the probability of the binary response and the survival distribution by response status, both for each treatment arm.

Methodology Applications

A class of two-sample nonparametric statistics for binary and time-to-event outcomes

1 code implementation4 Feb 2020 Marta Bofill Roig, Guadalupe Gómez Melis

We propose a class of two-sample statistics for testing the equality of proportions and the equality of survival functions.

Methodology Applications

A new approach for sizing trials with composite binary endpoints using anticipated marginal values and accounting for the correlation between components

2 code implementations3 Jul 2018 Marta Bofill Roig, Guadalupe Gómez Melis

As shown in this work, when using a composite binary endpoint to size a trial, one needs to specify the event rates and the effect sizes of the composite components as well as the correlation between them.

Applications

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