Table 2.

Distribution of snails and sentinel mice in the two villages

Ebiana Village (low prevalence)
Site No. & type	Frequency & (%) of infected snails	Frequency & % of infected mice
1-Ca	5.0 (2.9)	0.0 (0)
2-C	4.0 (5.5)	6.0 (20.6)
3-C	0.0 (0.0)	0.0 (0.0)
4-C	0.0 (0.0)	0.0 (0.0)
5-Db	2.0 (1.4)	6.0 (53.8)
6-D	0.0 (0.0)	0.0 (0.0)
7-C	0.0 (0.0)	0.0 (0.0)
8-C	0.0 (0.0)	0.0 (0.0)
9-C	2.0 (4.7)	2.0 (10.0)
10-C	0.0 (0.0)	0.0 (0.0)
El-Rouse Village (high prevalence)
1-C	1.0 (6.0)	4.0 (6.8)
2-D	0.0 (0.0)	0.0 (0.0)
3-D	1.0 (0.15)	0.0 (0.0)
4-C	0.0 (0.0)	0.0 (0.0)
5-C	0.0 (0.0)	1.0 (2.0)
6-C	0.0 (0.0)	3.0 (12.0)
7-C	0.0 (0.0)	1.0 (3.6)
8-C	3.0 (6.3)	5.0 (26.4)
9-C	2.0 (1.7)	5.0 (10.0)
10-D	2.0 (0.99)	0.0 (0.0)
11-D	4.0 (0.12)	2.0 (7.8)
12-C	0.0 (0.0)	2.0 (12.3)
13-C	2.0 (0.32)	1.0 (1.7)
14-D	1.0 (0.5)	1.0 (3.4)

^aC: Canals

^bD: drains