Intervene before leaving: clustered lot quality assurance sampling to monitor vaccination coverage at health district level before the end of a yellow fever and measles vaccination campaign in Sierra Leone in 2009

Table 1 List of lots per district for the LQAS survey, Sierra Leone, 28–29 November 2009

District	Vaccination	Lot Number	Chiefdoms	Population	%*
Western Area Rural	YF + M	1	Entire District	169807	100
Western Area Urban	YF + M	2	Entire District	764484	100
Kambia	YF + M	3	Magbema + Mambolo + Samu	157807	58.4
Kambia	YF + M	4	Bramaia + Gbinle Dixing + Masungbala + Tonko Limba	112569	41.6
Koinadugu	YF + M	5	Mongo + Neya + Nieni + Sengbe + Sulima	144347	54.3
Koinadugu	YF + M	6	Dembelia Sinkulia + Diang + Folosamba Dembelia + Kasunko + Wara Wara Bafodia + Wara Wara Yagala	121336	45.7
Port Loko	YF + M	7	BKM + Dibia + Maforki + Sanda Magbolontor + TMS	151198	33.4
		8	Kaffu Bullom + Lokomasama	141374	31.2
		9	Buya Romende + Koya + Marampa + Masimera	160447	35.4
Tonkolili	YF + M	10	Gbonkolenken + Kholifa Rowala + Tane	117298	33.9
		11	Yoni + Kholifa Mabang + Malal Mara	113828	32.8
		12	Kafe Simiria + Kalansongoia + Kunike + Kunike Barina + Sambaya	115330	33.3
Bombali	M	13	Entire District	394603	100
Kenema	M	14	Entire District	463410	100
Kono	M	15	Entire District	293660	100
Kailahun	M	16	Entire District	348781	100
Moyamba	M	17	Entire District	255466	100
Bonthe	M	18	Entire District	139605	100
Bo	M	19	Entire District	448961	100
Pujehun	M	20	Entire District	225373	100

ISSN: 1471-2458