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.assoc.logistic

Multi-covariate logistic regression from --logistic. BETA column appears with '--logistic beta'; otherwise OR. With --ci 0.xy, SE, L_xy, U_xy are inserted before STAT (SE is on log-odds scale).

Overview

Field Value
Format key plink_logistic
Spec file formats/plink_logistic.json
Cite name PLINK 1.9
Version PLINK 1.9 (doc revision 19 Aug 2025)
Last checked 20260326
Source https://www.cog-genomics.org/plink/1.9/formats#assoc_linear
Citation Purcell, S., Neale, B., Todd-Brown, K., Thomas, L., Ferreira, M. A., Bender, D., ... & Sham, P. C. (2007). PLINK: a tool set for whole-genome association and population-based linkage analyses. The American journal of human genetics, 81(3), 559-575.
## File layout
Field Value
Separator TAB
Header row yes
Column order CHR, SNP, BP, A1, TEST, NMISS, OR, BETA, SE, L95, U95, STAT, P
## Column mapping
Raw header Canonical Canonical (secondary)
A1 EA —
A2 NEA —
BETA BETA —
BP POS —
CHISQ CHISQ —
CHR CHR —
L95 OR_95L —
NMISS N —
OR OR —
P P —
SE SE —
SNP SNPID rsID
STAT T —
TEST — —
U95 OR_95U —
## Header descriptions
Column Description
A1 Allele 1 (omitted with 'no-snp')
A2 Allele 2 (when present)
BETA Log-odds coefficient ('--logistic beta')
BP Base-pair coordinate (omitted with 'no-snp')
CHISQ Chi-square (when reported for some tests)
CHR Chromosome code (omitted with 'no-snp')
L95 Lower end of symmetric approx. CI for OR (--ci)
NMISS Observations with nonmissing genotype, phenotype, and covariates
OR Odds ratio (without '--logistic beta')
P Asymptotic p-value for t-statistic
SE Standard error of beta / log-odds (--ci)
SNP Variant identifier (omitted with 'no-snp')
STAT t-statistic
TEST Test identifier
U95 Upper end of symmetric approx. CI for OR (--ci)
## Coverage

7/9 tier groups satisfied.

Tier Status Matched Missing
Variant ID yes SNPID, rsID —
Genomic location yes CHR, POS —
Effect / other allele yes EA, NEA —
Effect size yes BETA, OR HR, Z
Uncertainty yes SE —
P-value yes P MLOG10P
Sample size yes N N_CASE
Allele frequency no — EAF, MAF, NEAF
Imputation / QC no — INFO
## See also