Evidence map›Paper›PMID 24831820›Full record

ArticleGenetics2014

A powerful and adaptive association test for rare variants.

Wei Pan, Junghi Kim, Yiwei Zhang, Xiaotong Shen, Peng Wei

Abstract readComparative Study
In one paragraph

Article in Genetics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 114 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
114citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

114 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Hybrid test for publication bias in meta-analysis.Statistical methods in medical research · 2020
    Pooled it
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54 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Wei PanDivision of Biostatistics, School of Public Health, University of Minnesota, Minneapolis, Minnesota 55455 weip@biostat.umn.edu peng.wei@uth.tmc.edu.
Junghi KimDivision of Biostatistics, School of Public Health, University of Minnesota, Minneapolis, Minnesota 55455.
Yiwei ZhangDivision of Biostatistics, School of Public Health, University of Minnesota, Minneapolis, Minnesota 55455.
Xiaotong ShenSchool of Statistics, University of Minnesota, Minneapolis, Minnesota 55455.
Peng WeiDivision of Biostatistics and Human Genetics Center, University of Texas School of Public Health, Houston, Texas 77030 weip@biostat.umn.edu peng.wei@uth.tmc.edu.

Funding

Association analysis of rare variants with sequencing dataR01HL116720 · NHLBI · UNIVERSITY OF MINNESOTA · PI PAN, WEI, WEI, PENG · 2013 to 2020
$3.3M
Powerful Inference and Prediction for Genetic AssociationR01HL105397 · NHLBI · UNIVERSITY OF MINNESOTA · PI PAN, WEI, SHEN, XIAOTONG TOM · 2011 to 2018
$2.9M
New Machine Learning Tools for Biomedical DataR01GM081535 · NIGMS · UNIVERSITY OF MINNESOTA · PI PAN, WEI, SHEN, XIAOTONG TOM · 2007 to 2014
$2.2M
Statistical Methods for Genomic and Proteomic DataR01HL065462 · NHLBI · UNIVERSITY OF MINNESOTA TWIN CITIES · PI PAN, WEI · 2002 to 2012
$1.5M
Genetic Susceptibility and Risk Model for Pancreatic CancerR01CA169122 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI WEI, PENG · 2013 to 2016
$1.1M
Statistical Methods for Genomic DataR01GM113250 · NIGMS · UNIVERSITY OF MINNESOTA · PI PAN, WEI · 2014 to 2017
$702k
NCI NIH HHS R01 CA169122NCI NIH HHS R01CA169122NHLBI NIH HHS R01 HL065462NHLBI NIH HHS R01HL065462NHLBI NIH HHS R01 HL105397NHLBI NIH HHS R01HL105397NHLBI NIH HHS R01 HL116720NHLBI NIH HHS R01HL116720NIGMS NIH HHS R01 GM081535NIGMS NIH HHS R01GM081535NIGMS NIH HHS R01 GM113250
6 · The paper itself

Abstract

This article focuses on conducting global testing for association between a binary trait and a set of rare variants (RVs), although its application can be much broader to other types of traits, common variants (CVs), and gene set or pathway analysis. We show that many of the existing tests have deteriorating performance in the presence of many nonassociated RVs: their power can dramatically drop as the proportion of nonassociated RVs in the group to be tested increases. We propose a class of so-called sum of powered score (SPU) tests, each of which is based on the score vector from a general regression model and hence can deal with different types of traits and adjust for covariates, e.g., principal components accounting for population stratification. The SPU tests generalize the sum test, a representative burden test based on pooling or collapsing genotypes of RVs, and a sum of squared score (SSU) test that is closely related to several other powerful variance component tests; a previous study (Basu and Pan 2011) has demonstrated good performance of one, but not both, of the Sum and SSU tests in many situations. The SPU tests are versatile in the sense that one of them is often powerful, although its identity varies with the unknown true association parameters. We propose an adaptive SPU (aSPU) test to approximate the most powerful SPU test for a given scenario, consequently maintaining high power and being highly adaptive across various scenarios. We conducted extensive simulations to show superior performance of the aSPU test over several state-of-the-art association tests in the presence of many nonassociated RVs. Finally we applied the SPU and aSPU tests to the GAW17 mini-exome sequence data to compare its practical performance with some existing tests, demonstrating their potential usefulness.

Indexed as

Models, GeneticPhenotypePolymorphism, Single NucleotideComputer SimulationDatabases, GeneticGenetic Association StudiesGenotypeHumansPrincipal Component AnalysisSelection, Geneticadaptive SPU (aSPU) testgenome-wide association study (GWAS)score statisticsequencing datasum of powered score (SPU) testsum of squared score (SSU) testsum test

Identifiers

PMID24831820
PMCPMC4125385

What OpenQuestion holds

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Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.