AGT and cardiomyopathy: AGT M235T polymorphism and cardiomyopathy were not significantly correlated (allelic model T vs M: OR = 1.26, 95CI% = 0.96–1.66; dominant model TT+MT vs MM: OR = 1.30, 95CI% = 0.98–1.73; recessive model TT vs MT+MM: OR = 0.63, 95CI% = 0.37–1.07).