The Validity of the WHO-5 as an Early Screening for Apathy in an Elderly Population

Table 3

The ROC analysis concerning sensitivity and specificity of WHO-5 and GDS-15 with corresponding AUC (area under curves).

Scales	Sensitivity	Specificity	AUC
WHO-5 ≤ 50
Using self-reported depression	0.61	0.84	0.73
Using GDS ≥ 5	0.82	0.83	0.88
GDS 15 ≥ 5
Using self-reported depression	0.25	0.98	0.75
GDS 10 ≥ 5	0.25	0.98	0.75
GDS 5 ≥ 3	0.42	0.90	0.69