highly significantP < 0.001
Linear correlation is highly significant ( P < 0.001) and is described by the following equations (where IQ = image quality): \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin