Evidence map›Paper›PMID 22781089›Full record

ArticleEuropean journal of human genetics : EJHG2013

Smoothed functional principal component analysis for testing association of the entire allelic spectrum of genetic variation.

Li Luo, Yun Zhu, Momiao Xiong

Abstract read
In one paragraph

Article in European journal of human genetics : EJHG, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

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

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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

3 authors.

Li LuoDivision of Epidemiology, Biostatistics and Preventive Medicine, University of New Mexico, Albuquerque, NM, USA.
Yun Zhu
Momiao Xiong

Funding

UT Southwestern Center for Translational Medicine (UL1/KL2/TL1)UL1TR001105 · NCATS · UT SOUTHWESTERN MEDICAL CENTER · PI TOTO, ROBERT DANIEL · 2013 to 2017
$24.5M
MOLECULAR GENETICS OF SCHIZOPHRENIAR01MH059571 · NIMH · UNIVERSITY OF CHICAGO · PI GEJMAN, PABLO V. · 1999 to 2007
$8.0M
UT-Southwestern Clinical and Translational Alliance for Research (UT-STAR) (TL1)UL1TR000451 · NCATS · UT SOUTHWESTERN MEDICAL CENTER · PI TOTO, ROBERT DANIEL · 2012 to 2012
$6.3M
A Genome-Wide Association Study of SchizophreniaU01MH079469 · NIMH · NORTHSHORE UNIVERSITY HEALTHSYSTEM · PI GEJMAN, PABLO V. · 2007 to 2009
$4.4M
MOLECULAR GENETICS OF SCHIZOPHRENIAR01MH060879 · NIMH · WASHINGTON UNIVERSITY · PI CLONINGER, C. ROBERT · 1999 to 2006
$2.7M
MOLECULAR GENETICS OF SCHIZOPHRENIAR01MH059586 · NIMH · MOUNT SINAI SCHOOL OF MEDICINE OF NYU · PI SILVERMAN, JEREMY M. · 1999 to 2006
$1.9M
MOLECULAR GENETICS OF SCHIZOPHRENIAR01MH061675 · NIMH · UNIVERSITY OF PENNSYLVANIA · PI LEVINSON, DOUGLAS FREDERICK · 1999 to 2007
$1.8M
MOLECULAR GENETICS OF SCHIZOPHRENIAR01MH059587 · NIMH · EMORY UNIVERSITY · PI AMIN, FAROOQ · 1999 to 2006
$1.8M
MOLECULAR GENETICS OF SCHIZOPHRENIAR01MH059565 · NIMH · UNIVERSITY OF COLORADO DENVER · PI FREEDMAN, ROBERT · 1999 to 2006
$1.7M
Statistical Methods for Finding Missing HeritabilityR01HL106034 · NHLBI · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI XIONG, MOMIAO · 2011 to 2014
$1.5M
MOLECULAR GENETICS OF SCHIZOPHRENIAR01MH059588 · NIMH · UNIVERSITY OF QUEENSLAND · PI MOWRY, BRYAN JOHN · 1999 to 2006
$1.4M
MOLECULAR GENETICS OF SCHIZOPHRENIAR01MH060870 · NIMH · UNIVERSITY OF CALIFORNIA IRVINE · PI BYERLEY, WILLIAM · 1999 to 2006
$1.3M
NCATS NIH HHS UL1 TR000451NCATS NIH HHS UL1 TR001105NHGRI NIH HHS 1U01HG005728-01NHGRI NIH HHS U01 HG005728NHLBI NIH HHS 1R01HL106034-01NHLBI NIH HHS R01 HL106034NIAMS NIH HHS 1R01AR057120-01,NIAMS NIH HHS R01 AR057120NIGMS NIH HHS R01 GM104411NIMH NIH HHS R01 MH059565NIMH NIH HHS R01 MH059566NIMH NIH HHS R01 MH059571NIMH NIH HHS R01 MH059586NIMH NIH HHS R01 MH059587NIMH NIH HHS R01 MH059588NIMH NIH HHS R01 MH060870NIMH NIH HHS R01 MH060879NIMH NIH HHS R01 MH061675NIMH NIH HHS R01 MH067257NIMH NIH HHS R01 MH081800NIMH NIH HHS R01 MH59565NIMH NIH HHS R01 MH59566NIMH NIH HHS R01 MH59571NIMH NIH HHS R01 MH59586NIMH NIH HHS R01 MH59587NIMH NIH HHS R01 MH59588NIMH NIH HHS R01 MH60870NIMH NIH HHS R01 MH60879NIMH NIH HHS R01 MH61675NIMH NIH HHS R01 MH67257NIMH NIH HHS R01 MH81800NIMH NIH HHS U01 MH046276NIMH NIH HHS U01 MH046318NIMH NIH HHS U01 MH079469NIMH NIH HHS U01 MH079470NIMH NIH HHS U01 MH46289NIMH NIH HHS U01 MH79469NIMH NIH HHS U01 MH79470
6 · The paper itself

Abstract

Fast and cheaper next-generation sequencing technologies will generate unprecedentedly massive and highly dimensional genetic variation data that allow nearly complete evaluation of genetic variation including both common and rare variants. There are two types of association tests: variant-by-variant test and group test. The variant-by-variant test is designed to test the association of common variants, while the group test is suitable to collectively test the association of multiple rare variants. We propose here a smoothed functional principal component analysis (SFPCA) statistic as a general approach for testing association of the entire allelic spectrum of genetic variation (both common and rare variants), which utilizes the merits of both variant-by-variant analysis and group tests. By intensive simulations, we demonstrate that the SFPCA statistic has the correct type 1 error rates and much higher power than the existing methods to detect association of (1) common variants, (2) rare variants, (3) both common and rare variants and (4) variants with opposite directions of effects. To further evaluate its performance, the SFPCA statistic is applied to ANGPTL4 sequence and six continuous phenotypes data from the Dallas Heart Study as an example for testing association of rare variants and a GWAS of schizophrenia data as an example for testing association of common variants. The results show that the SFPCA statistic has much smaller P-values than many existing statistics in both real data analysis examples.

Indexed as

Data Interpretation, StatisticalAllelesAngiopoietin-Like Protein 4AngiopoietinsGenetic VariationGenome-Wide Association StudyHeart DiseasesHumansPrincipal Component AnalysisSchizophreniaAngiopoietin-Like Protein 4AngiopoietinsANGPTL4 protein, human

Identifiers

PMID22781089
PMCPMC3548254

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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.