Table 1.

The correlation analysis of malaria incidence, malaria prevention and control measures

Years	Incidence	Preventive medicine (PM)		Radical treatment (RT)		Insecticides #
	(1/10,000) (X0)	No. of PM (X1)	% of PM ( X2)	No. of RT (X3)	% of finish RT (X4)	Area of IRS(m 2) (X5)	No. of ITNs (X6)
2001	5.95	23,202	95.78	17,162	96.6	642,031	29,717
2002	6.92	27,725	96.5	28,903	93.01	0	26,669
2003	7.84	20,093	95.16	26,538	97.42	988,165	31,098
2004	11.52	6,504	96.21	10,026	99.68	869,996	57,551
2005	5.46	29,239	96.69	25,109	98.65	506,935	58,624
2006	4.66	122,024	93.04	44,203	98.88	1,049,305	55,188
2007	4.09	28,646	91.3	30,263	99.05	248,425	177,742
2008	2.21	30,818	94.16	55,091	98.79	1,257	162,064
2009	0.79	35,811	96.2	57,048	98.74	282,908	158,541
2010	0.09	12,850	94.15	17,571	97.89	470,701	138,548
2011	0.01	7,726	98.91	4,791	97.58	262,295	71,941
2012	0	415	96.26	1,143	93.16	730,452	47,356
2013	0	1,132	99.76	22	100	117,954	19,083
Correlation coefficient		0.7917	0.5527	0.7000	0.5389	0.6032	0.6592

^#2.5% Cyhalothrin.