TABLE 5.

Results of Regression Model Predicting EIR Use for Facilities in Zambia

Variable	Estimate (odds ratio)	Robust Standard Error	P-Value
Organizational
Less than 1 immunization day/week	0.82	0.31	.60
Distance from DHO, compared to 1^st quartile
2^nd quartile^a	0.46	0.15	.015
3^rd quartile^a	0.41	0.14	.007
4^th quartile^a	0.32	0.11	.001
Behavioral
Weeks since EIR introduction^a	0.88	<0.01	<.001
District^b
Zimba	1.16	0.50	.74
Kazungula	0.97	0.48	.95
Mazabuka	0.91	0.40	.83
Livingstone	0.73	0.40	.57
Gwembe^a	0.33	0.17	.03
Kalomo^a	0.30	0.12	.003
Namwala^a	0.19	0.08	<.001
Sinazongwe^a	0.14	0.08	.001
Pemba^a	0.10	0.04	<.001
Monze^a	0.08	0.03	<.001
Chikankata^a	0.05	0.03	<.001
Siavonga^a	0.03	0.03	<.001

Abbreviations: DHO, district health office, EIR, electronic immunization registry.
↵a Statistically significant at alpha=.05 level.
↵b Compared to Choma district, which was selected as it is the capital district for Southern Province and expected to be a high performer.