diff --git a/doc/source/index.rst b/doc/source/index.rst
index 297fd70bed6913d9af16cbaacb6d6067651f7a6b..cabc46b363d70e1f4214a9629930b7b790d5525e 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -110,7 +110,10 @@ Input
 * freq: name of the column storing the minor allele frequence in the gwas file
 * pval: name of the column storing the pvalue in the gwas file
 * n: name of the column storing the sample size by variants (optional, will be inferred from the MAF, genetic effect and standard deviation if absent)
+* ncas: For binary traits, name of the column storing the number of cases by variants (optional)
+* ncont: For binary traits, name of the column storing the number of controls by variants (optional)
 * z: name of the column storing the genetic effect (beta) in the gwas file
+* OR : For binary traits, Odd ratio when available. Not to be confounded with the genetic effect size or 'beta'.
 * index-type: precise the type of index 
 * imputation_quality: (Optional) column containing individual-based imputation quality. Will be used to filter low quality imputation data from GWASs if the option --imputation-quality-treshold is used