Table 3. Results of the VES-13 (score ≥ 2) and WHOQOL-bref (score < 60) diagnostic tests for older individuals with very poor (or poor) quality of life and very dissatisfied (or dissatisfied) with their health status. Samambaia, DF, Brazil, 2017.

Tools	Sensitivity (%)	Specificity (%)	Positive predictive value (%)	Negative predictive value (%)
VES-13	84	49.4	8.6	98.2
WHOQOL-bref	88	66.4	12.9	99

VES-13: Vulnerable Elders Survey; WHOOQOL-bref: World Health Organization Quality of Life - abbreviated version