Analysis of malaria surveillance data in Ethiopia: what can be learned from the Integrated Disease Surveillance and Response System?

Table 2 Reporting completeness for zones (reporting units), sites and overall by six-month period

Year EC	Year GC	Six- month period	Eligible Unit-months	Unit-months with Reports	% Unit- months with Reports	Eligible Sites	Sites with Reports	% Sites with Reports	Overall % Reporting
Year EC	Year GC	Six- month period	Eligible Unit-months	Unit-months with Reports	% Unit- months with Reports	Eligible Sites	Sites with Reports	% Sites with Reports	(Unit-months * Sites)
1997	2004	Jul-Dec	516	509	98.6	NA	NA	NA	NA
1997	2005	Jan-Jun	516	507	98.3	4624	3991	86.3	84.8
1998	2005	Jul-Dec	522	513	98.3	4774	4166	87.3	85.8
1998	2006	Jan-Jun	522	520	99.6	5243	4602	87.8	87.4
1999	2006	Jul-Dec	522	507	97.1	5361	4702	87.7	85.2
1999	2007	Jan-Jun	522	503	96.4	5567	4928	88.5	85.3
2000	2007	Jul-Dec	624	563	90.2	6181	5482	88.7	80.0
2000	2008	Jan-Jun	588	567	96.4	6697	5916	88.3	85.2
2001	2008	Jul-Dec	588	555	94.4	7033	6177	87.8	82.9
2001	2009	Jan-Jun	588	366	62.2	5152	4627	89.8	55.9
TOTAL			5508	5110	92.8	50632	44591	88.1	81.7

Note: “Unit-months*sites” is the product of proportion of zones (reporting units) and proportion of sites that reported.

ISSN: 1475-2875