Variation of the log ratios [TeX:] \batchmode \documentclass[fleqn,10pt,legalpaper]{article} \usepackage{amssymb} \usepackage{amsfonts} \usepackage{amsmath} \pagestyle{empty} \begin{document} \({\hat{{\rho}}}_{\mathrm{Afr.-Amer.}}{/}{\hat{{\rho}}}_{\mathrm{Eur.-Amer.}}\) \end{document} along the chromosomal arm 8p. The position of the polymorphic inversion at 8p23 is shown by the red bar on the chromosome picture.