Table 4.

Relative risk of virologic failure, all patients.

Variable	6 months	6 months controlling for baseline VL	12 months	12 months controlling for baseline VL
Model A: All patients
MTR vs STR	1.7 [1.1, 2.6]	1.6 [1.1, 2.5]	2.2 [1.2, 4.0]	2.2 [1.2, 4.0]
Substance abuse	1.2 [0.8, 1.8]		1.1 [0.7, 1.9]
Mental illness	1.2 [0.7, 1.9]		0.8 [0.5, 1.3]
Female vs male	1.2 [0.8, 0.7]		1.0 [0.6, 1.7]
Age groups	0.8 [0.5, 1.5]		1.0 [0.5, 2.3]
Model B: Black and Hispanic patients only
MTR vs STR	1.8 [1.1, 2.6]	1.8 [1.1, 2.9]	2.1 [1.1, 4.0]	2.2 [1.2, 4.3]

VL, viral load; STR, single-tablet regimens; MTR, multiple-tablet regimens.