Table 4.

Minimum community-based incidence rates of admitted malaria (total and severe) cases per 1,000 child years at risk, by year of study

		1st June 2003–31th may 2004			1st June 2004–31th may 2005
	Age group	N° of cases/CYAR	Rate per 1000 CYAR	95% CI	N° of cases/CYAR	Rate per 1000 CYAR	95% CI
Total malaria cases	<1 month	0/155	0	-	1/153	6.5	0.9–46.4
	1–<6 m	65/800	81.2	63.7–103.6	14/764	18.1	10.7–30.5
	6–<12 m	184/889	207.0	179.2–239.2	66/890	74.1	58.2–94.4
	1–<2 y	304/1626	187.0	167.1–209.2	169/1731	97.6	84.0–113.5
	2–<3 y	199/1486	133.9	116.6–153.9	134/1605	83.5	70.5–98.9
	3–<4 y	98/1504	65.2	53.5–79.4	67/1494	44.8	35.3–57.0
	4–<5 y	70/1499	46.7	36.9–59.0	34/1521	22.3	16.0–31.3
	5–<10 y	80/6812	11.7	9.4–14.6	51/7100	7.2	5.5–9.5
	10–<15 y	12/5342	2.2	1.3–4.0	12/5666	2.1	1.2–3.7
Severe malaria cases	<1 month	0/155	0	-	0/153	0	-
	1–<6 m	22/803	27.4	18.0–41.6	6/774	7.7	3.5–17.2
	6–<12 m	51/898	56.8	43.1–74.7	19/894	21.3	13.6–33.3
	1–<2 y	60/1644	36.5	28.3–47.0	42/1741	24.1	17.8–32.6
	2–<3 y	55/1497	36.8	28.2–47.9	30/1614	18.6	13.0–26.6
	3–<4 y	30/1509	19.9	14.9–28.4	22/1498	14.7	9.7–22.3
	4–<5 y	32/1502	21.3	15.1–30.1	13/1523	8.5	5.0–14.7
	5–<10 y	27/6816	4.0	2.7–5.8	19/7102	2.7	1.7–4.2
	10–<15 y	2/5343	0.4	0.1–1.5	6/5667	1.1	0.5–2.4

CYAR: child years at risk

95% CI: 95% confidence interval