Table 1. Sociodemographic characteristics of the study participants (n = 67). Ribeirão Preto, SP, Brasil, 2016.

Variables	n*	%†
Gender
Female	42	62,7
Male	25	37,3
Age
Average ± SD‡	52 ± 9
Skin color
White	51	76,1
Non-white	16	23,9
Nationality
Brazilian	67	100

^*n = Values in number of observations;

^†% = Percentage frequency;

^‡SD = Standard deviation