https://doi.org/10.1351/goldbook.10899
Ratio of the likelihood of two or more loci remaining together when chromosomes recombine (true linkage) to the likelihood of this occurring by chance alone.
Note: An LOD score of 3 or greater is considered indicative of genetic linkage with odds greater than \(\pu{1000\!{:}\! 1}\).
See also: linkage analysis