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癌症数据分析中对数秩逼近的不准确性。

Inaccuracy of the log-rank approximation in cancer data analysis.

机构信息

Blavatnik School of Computer Science, Tel Aviv University, Tel Aviv, Israel.

出版信息

Mol Syst Biol. 2019 Aug;15(8):e8754. doi: 10.15252/msb.20188754.

DOI:10.15252/msb.20188754
PMID:31464374
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC6690426/
Abstract

The log-rank test statistic is very broadly used in biology. Unfortunately, P-values based on the popular chi-square approximation are often inaccurate and can be misleading.

摘要

对数秩检验统计量在生物学中被广泛应用。不幸的是，基于流行的卡方逼近的 P 值往往不准确，并且可能具有误导性。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/cac9/6690426/1b4b2be0395d/MSB-15-e8754-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/cac9/6690426/1b4b2be0395d/MSB-15-e8754-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/cac9/6690426/1b4b2be0395d/MSB-15-e8754-g001.jpg

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