Table 2.

Maximum Likelihood Estimate for Japanese Encephalitis Virus in Three Collection Sites

	Cx. tritaeniorhynchus			C. pipiens pallens			Cq. ochracea
District	No. of pools	No. of positive pools	MLE per 1000 mosquitoes (95% CI)	No. of pools	No. of positive pools	MLE per 1000 mosquitoes (95% CI)	No. of pools	No. of positive pools	MLE per 1000 mosquitoes (95% CI)
Hanzhuang Town	48	11	5.18 (2.75–9.05)	50	3	1.25 (0.33–3.40)	2	0	0 (0.00)
Dongping Lake	30	5	3.65 (1.37–8.13)	47	4	1.80 (0.59–4.33)	0	0	0 (0.00)
Taibai Lake	57	15	6.20 (3.63–10.03)	35	3	1.80 (0.47–4.89)	4	1	8.65 (0.55–45.25)
Total	135	31	5.29 (3.67–7.42)	132	10	1.60 (0.82–2.85)	6	1	6.39 (0.39–32.23)

CI, confidence interval; JEV, Japanese encephalitis virus; MLE, maximum likelihood estimate.