Factors Positive adherence to the treatment (n=36)   Negative adherence to the treatment (n=44)  
  Female (n=26) Male (n=10)   Female (n=27) Male (n=17)  
  N % N % p* N % N % p*
Age         0.774         0.169
29-39 years 2 50.0 1 33.3   2 50.0 2 66.7  
40-59 years 7 63.6 4 36.4   4 36.4 7 63.6  
60-79 years 14 42.4 5 41.7   19 57.6 7 58.3  
≥ 80 years 3 60.0 0 0.0   2 40.0 1 100.0  
Race         0.167         0.860
White 23 52.3 9 42.9   21 47.7 12 57.1  
Descendant of black 3 42.9 0 0.0   4 57.1 4 100.0  
Black 0 0.0 1 50.0   2 100.0 1 50.0  
Marital Status         0.649         0.145
Single 5 83.3 1 50.0   1 16.7 1 50.0  
Married 11 45.8 7 35.0   13 54.2 13 65.0  
Widower 6 42.9 1 50.0   8 57.1 1 50.0  
Separated 4 50.0 1 33.3   5 50.0 2 66.7  
Level of Education          0.468         0.320
Illiterate 5 38.5 0 0.0   8 61.5 2 100.0  
Incomplete primary education 10 43.5 6 42.9   13 56.5 8   57.1  
Primary Education 6 60.7 1 33.3   3 39.3 2 66.7  
Incomplete High School 2 100.0 1 33.3   0 0.0 2 66.7  
High School 2 66.7 2 100.0   1 33.3 0 0.0  
Higher Education 1 33.3 0 0.0   2 66.7 3 100.0  
Duration of Hypertension         0.200         0.248
0-5 years 4 28.6 5 62.5   10 71.4 3 37.5  
6-10 years 8 50.0 3 50.0   8 50.0 3 50.0  
11-20 years 8 61.5 1 12.5   5 38.5 7 87.5  
>20 years 6 60.0 1 20.0   4 40.0 4 80.0  
BP Controlled (≤ 139/89mmHg) 18 45.5 9 40.9 0.392 19 54.5 9 59.1 0.337
BP Uncontrolled (≥ 140/90mmHg) 8 66.7 1 20.0   8 33.3 8 40.0  
Table 2: Factors adherence by gender, according to responses from the instrument to assess the attitude towards taking the medicines, Ribeirão Preto, 2009. *Fisher exact test