Predictors of Loss to Follow-Up among HIV-Infected Adults after Initiation of the First-Line Antiretroviral Therapy at Arba Minch General Hospital, Southern Ethiopia: A 5-Year Retrospective Cohort Study

Table 3

Incidence rate of loss to follow-up among HIV-positive adults on ART in Arba Minch General Hospital, Southern Ethiopia, 2019 ().

Characteristics	Categories	Person-time (PY)	Failures (LTFU)	Rate (IR)	95% CI (IR)
Level of adherence	Good	844.8	32	0.04	0.03-0.05
	Fair	4.9	2	0.41	0.10-1.62
	Poor	22.2	12	0.54	0.31-0.95
Residence	Urban	672.9	26	0.04	0.03-0.06
	Rural	199.0	20	0.10	0.06-0.16
Baseline age	<35 years	400.4	32	0.08	0.06-0.11
	≥ 35 years	471.5	14	0.02	0.02-0.05
Baseline weight	≤60 kg	653.6	31	0.05	0.03-0.07
	>60 kg	218.3	15	0.07	0.04-0.11
Total (overall incidence rate)		871.9	46	5.3	0.039-0.071

CI: confidence interval; IR: incidence rate; LTFU: loss to follow-up; PYs: person-years; kg: kilogram.