aGlobal evaluation of adherence considers the proportion of adherence and the care when taking medications;*p-value <0,0001- Friedman’s ANOVA test and Dunn-Bonferroni postest; **p-value=0,0027 – McNemar’s test; ***p-value <0,0001- McNemar’s test.
TABLE 2 Sensitivity and specificity tests, positive predictive value (PPV) and negative predictive value (NPV) of the Global Evaluation of Adherence Instrument (GEMA) and the Brazilian versions of the Measurement of Adherence to Treatment (MAT) and the Morisky Medication Adherence Scale - 8 item (MMAS-8), and the stability of the International Normalized Ratio (INR) in patients taking an oral anticoagulant (n = 124).