Table 3.

Relational characteristics of the organizational networks in Kirkos and Kolfe Keranyo sub-cities of Addis Ababa, Ethiopia

Network characteristic	Sub-city
	Kirkos	Kolfe Keranyo
Links	69	101
Density	0 .115	0.155
Centralization	0.192	0.525
Referrals sent (“out-degree”)1	2.76	3.88
Referrals received (“in-degree”)2	2.76	3.88
Reciprocity	0.83	0.78

¹For Kirkos, the median for out-degree was 2, with a range of 0–8. For Kolfe, a median out-degree of 4, with a range of 1 to 9.

²For Kirkos, the median in-degree was 3, with a range of 0 to 7. For Kolfe, the median in-degree was 2.5, with a range of 0 to 23.