Simplified Assessment of Antiretroviral Adherence and Prediction of Virological Efficacy in HIV-Infected Patients in Cambodia

Table 4

Multivariate logistic regression: factors associated with virological failure (𝑁=250).

	OR [95% CI]	𝐏
Sex
Female	1
Male	0.59 [0.32–1.09]	.094
Previously treated patients
No	1
Yes	3.98 [2.15–7.36]	<.0001
Self-report questionnaire
100% adherent	1
At least one mistake	0.88 [0.36–2.14]	.77
Macrocytosis
Yes	1
No	3.09 [1.17–8.18]	.023
Plasma drug concentrations
≥1000 for EFV or ≥3000 for NVP	1
<1000 for EFV or <3000 for NVP	10.46 [3.06–35.78]	<.0001

OR: odds ratio; CI: confidence interval.