Comparison of efavirenz levels in blood and hair with pharmacy refills as measures of adherence and predictors of viral suppression among people living with HIV in Nigeria

Table 2 Area under the curve for the relationship between adherence (DBS EFV & Hair EFV concentration) and viral load (> 50 copies/ml and > 1000 copies/ml)

Test results	AUROC	Std error	95% confidence interval		p value
Test results	AUROC	Std error	Upper	Lower	p value
Viral load > 50 copies/mL
Hair EFV concentration	0.54	0.09	0.35	0.72	0.70
DBS EFV concentration	0.34	0.07	0.20	0.49	0.09
Viral load > 1000 copies/mL
Hair EFV concentration	0.69	0.08	0.53	0.84	0.08
DBS EFV concentration	0.47	0.07	0.33	0.61	0.76

ISSN: 1742-6405