The relationship between FMD and estradiol, testosterone FMD Parameters Menopausal women (n = 232) Tot al Reduction FMD (95% CI) p n% Estradiol (pg / ml) Norm al 38 5 13, 2 1 - Reduc tion 194 61 31, 4 3, 0 (1, 1 - 10, 4) < 0, 05 Testosterone (ng / dl) Norm al 7 0 0, 0 1 - Reduc tion 225 66 29, 3 - - Menopausal women with decreased estradiol levels were 3.0 times more likely to have decreased FMD than women with normal estradiol levels (OR = 3.0; 95% CI: 1.1 - 10.4), p <0.05.