Stratified Test Alleviates Batch Effects in Single-Cell Data

Shaoheng Liang, Qingnan Liang, Rui Chen, Ken Chen

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Abstract

Analyzing single-cell sequencing data across batches is challenging. We find that the Van Elteren test, a stratified version of Wilcoxon rank-sum test, elegantly mitigates the problem. We also modified the common language effect size to supplement this test, further improving its utility. On both simulated and real patient data we show the ability of Van Elteren test to control for false positives and false negatives. The effect size also estimates the differences between cell types more accurately.

Original languageEnglish (US)
Title of host publicationAlgorithms for Computational Biology - 7th International Conference, AlCoB 2020, Proceedings
EditorsCarlos Martín-Vide, Miguel A. Vega-Rodríguez, Travis Wheeler
PublisherSpringer
Pages167-177
Number of pages11
ISBN (Print)9783030422653
DOIs
StatePublished - 2020
Event7th International Conference on Algorithms for Computational Biology, AlCoB 2020 - Missoula, United States
Duration: Apr 13 2020Apr 15 2020

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume12099 LNBI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference7th International Conference on Algorithms for Computational Biology, AlCoB 2020
Country/TerritoryUnited States
CityMissoula
Period4/13/204/15/20

Keywords

  • Batch effect
  • Differential expression analysis
  • Van Elteren test
  • Wilcoxon rank-sum test
  • scRNA-seq analysis

ASJC Scopus subject areas

  • Theoretical Computer Science
  • General Computer Science

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