Table 3.

Adjusted Hazard Ratios for Months to Events in the Continuum of Care by Cluster Growth

	Cox Proportional Hazard
		All Cases			Restricted to Cases With Follow-up Visit Within 1 year After Initial Linkage to Care
Continuum Interval	Cluster Growth	HRa	95% CI	P	HRa	95% CI	P
Diagnosis to care	Low	Ref.	–	–	Ref.	–	–
	Medium	1.04	.99–1.10	.084	1.05	.99–1.11	.066
	High	1.06	1.01–1.12	.028	1.07	1.01–1.12	.024
Care to suppression	Low	Ref.	–	–	Ref.	–	–
	Medium	0.98	.91–1.05	.489	0.99	.93–1.07	.934
	High	1.03	.96–1.11	.357	0.98	.92–1.06	.661
Diagnosis to suppression	Low	Ref.	–	–	Ref.	–	–
	Medium	1.01	.94–1.08	.749	1.04	.97–1.11	.318
	High	1.08	1.01–1.16	.034	1.04	.97–1.11	.302
Suppression to rebound	Low	Ref.	–	–	Ref.	–	–
	Medium	0.98	.85–1.13	.806	0.99	.86–1.13	.837
	High	0.83	.72–.96	.011	0.84	.73–.97	.018

Abbreviations: CI, confidence interval; HR, hazard ratio.

^aAdjusted hazard ratio adjusted for age at diagnosis, race/ethnicity, poverty level at ZIP code of diagnosis, transmission risk category, birth sex, and CD4⁺ count at diagnosis.