Female subjects were 68.4% n = 363, male subjects 31.6% n = 168. Mean ages were 71.2 6.9 and 72.0 7.1, respectively.
Las mujeres conformaron el 68.4% n = 363 y los hombres el 31.6% n = 168, con una media de edad de 71.2 6.9 y 72.0 7.1, respectivamente.