Integrating HIV care and treatment into tuberculosis clinics in Lusaka, Zambia: results from a before-after quasi-experimental study

Table 4 Estimated effect of the integrated TB/HIV treatment and care intervention, and other covariates, on ART initiation by 8 weeks (N = 473)

Characteristic	Unadjusted		p-value	Adjusted^a		p-value
Characteristic	HR	95% CI	p-value	HR	95% CI	p-value
Integration Intervention
After	1.25	(0.95, 1.66)	0.12	1.33	(1.00, 1.77)	0.05
Before	1.00
Sex
Female	0.82	(0.62, 1.09)	0.18	0.84	(0.63, 1.12)	0.23
Male	1.00
Age
≥ 35 years	1.21	(0.91, 1.60)	0.19	1.17	(0.89, 1.56)	0.26
< 35 years	1.00
Clinic
Clinic B	0.73	(0.55, 0.97)	0.03	0.71	(0.53, 0.94)	0.02
Clinic A	1.00
TB Site
Extra-pulmonary	0.79	(0.53, 1.17)	0.24	0.81	(0.55, 1.20)	0.29
Pulmonary	1.00
TB Registration Type^b
Treatment after Default, Failure, OR Relapse	0.89	(0.60, 1.33)	0.57	0.84	(0.56, 1.26)	0.40
New	1.00

HR Hazard ratio, TB Tuberculosis
^aHR estimated by Cox proportional hazard modelling, adjusting for remaining variables presented in the table
^bRelapse, treatment after default, and failure were collapsed into one category due to collinearity in the model

ISSN: 1471-2334