Table 3.

Incidence of Lost to Follow-Up Time Interval for Children That Were Enrolled in ART Care in Sidama Zone from September 2014 to August 2018

Interval	Total	Lost to Follow-Up	Censored	Retention Probability	Error	[95% Conf. Int.]
0–1	143	10	31	0.9216	0.0238	[0.8591 0.9570]
1–2	102	3	17	0.8920	0.0285	[0.8206 0.9361]
2—3	82	2	19	0.8674	0.0326	[0.7876 0.9187]
3–4	61	1	16	0.8510	0.0359	[0.7640 0.9079]
4–5	44	1	37	0.8177	0.0475	[0.7015 0.8920]
5	6	1	5	0.5840	0.2003	[0.1530 0.8572]