Table 1.

Frequency of cases by facility and intra-cluster homogeneity analyses among the seven facilities.

Facility	Hospitalized	Non-Hospitalized	Odds	95% Conf. Interval
Tikur Anbesa	12	57	0.211	0.113–0.392
Army	10	32	0.313	0.154–0.636
Gondar	18	52	0.346	0.203–0.592
Jimma	11	42	0.262	0.135–0.509
Mekelle	13	47	0.277	0.150–0.511
Haramaya	7	44	0.159	0.072–0.353
Hawassa	13	47	0.277	0.150–0.511

Test of homogeneity (equal odds): chi₂(6) = 3.35, Pr>chi₂ = 0.7643, Score test for trend of odds: chi₂(1) = 0.06, Pr>chi₂ = 0.8062