Table 1. Number of births and childhood deaths reported by HSAs during twelve-month periods beginning between January 2010 and January 2011, by district, sex ratios at birth and ratios of neonatal and infant deaths to under-five deaths from HSAs' data and the mortality survey.

Annual periods	Number of births reported by HSAs (unadjusted for missing reports)					Sex ratio at birth (%)*				Number of deaths reported by HSAs						Ratio Neonatal to under-five deaths (%)				Ratio infant to under-five deaths (%)
	Total	Males	Females	Missing		HSAs data		Validation survey		Neo-natal	Infant			Under-five		HSAs data		Validation survey		HSAs data			Validation survey
										BALAKA
Jan 2010–Dec 2010	1926	909	1013	4		89.7		99.3	48				81		162	29.6		32.2		50.0			65.7
Apr 2010–Mar 2010	1985	934	1050	1		89.0		92.3	55				88		168	32.7		38.3		52.4			68.8
Jul 2010–Jun 2010	1913	906	1006	1		90.1		92.3	48				77		135	35.6		44.7		57.0			72.9
Oct 2010–Sep 2011	1751	816	935	0		87.3		91.8	32				58		100	32.0		46.5		58.0			76.7
Jan 2011–Dec 2011	1573	739	830	4		89.0		NA	36				55		86	41.9		NA		64.0			NA
										SALIMA
Jan 2010–Dec 2010	2338	1175	1152	11		102.0		103.0	60				128	209		28.7		39.5		61.2			64.3
Apr 2010–Mar 2010	2398	1185	1208	5		98.1		100.0	62				122	200		31.0		37.8		61.0			62.5
Jul 2010–Jun 2010	2355	1185	1164	6		101.8		100.0	54				98	167		32.3		34.1		58.7			65.8
Oct 2010–Sep 2011	2313	1167	1137	9		102.6		97.2	34				65	100		34.0		33.4		65.0			64.4
Jan 2011–Dec 2011	2231	1098	1124	9		97.7		NA	30				58	90		33.3		NA		64.4			NA
									TOTAL
Jan 2010–Dec 2010	4264	2084	2165	15		96.3		101.0	108				209	371		29.1		35.8		56.3			65.0
Apr 2010–Mar 2010	4383	2119	2258	6		93.8		95.8	117				210	368		31.8		38.0		57.1			65.5
Jul 2010–Jun 2010	4268	2091	2170	7		96.4		95.8	102				175	302		33.8		39.5		57.9			69.5
Oct 2010–Sep 2011	4064	1983	2072	9		95.7		94.4	66				123	200		33.0		40.3		61.5			70.9
Jan 2011–Dec 2011	3804	1837	1954	13		94.0		NA	66				113	176		37.5		NA		64.2			NA

*Number of males per 100 females births.