Table 3.

Adjusted logistic regression analysis for association with nonadherence in order to measure the effect of single drugs

	Efavirenz OR (95% CI)	Boosted atazanavir OR (95% CI)
Male gender	0.88 (0.48–1.60)	0.89 (0.49–1.60)
Age (by year)	0.96 (0.93–0.99)	0.96 (0.94–0.99)
CDC C3	1.17 (0.66–2.06)	1.17 (0.67–2.07)
CD4 (by 50/μL)	0.99 (0.92–1.00)	0.96 (0.92–1.00)
Log10 HIV-RNA	1.73 (1.12–2.68)	1.73 (1.11–2.70)
Years of therapy (each)	1.07 (1.02–1.12)	1.07 (1.02–1.12)
OD regimen (vs BID)	1.61 (0.92–2.82)	0.94 (0.54–1.66)
Efavirenz	0.42 (0.21–0.83)
Boosted atazanavir		1.88 (1.01–3.54)

Abbreviations: OD, once-daily; BID, twice daily; CDC, Centers for Disease Control and Prevention.