Comparative Study of the Accuracy of Different Techniques for the Laboratory Diagnosis of Schistosomiasis Mansoni in Areas of Low Endemicity in Barra Mansa City, Rio de Janeiro State, Brazil

Table 1

Sociodemographic characteristics of the study population, individuals from the city of Barra Mansa, RJ, 2011.

Characteristic	Frequency	%
Sex
Female	385	59.2
Male	265	40.8
Age group (years)
1 to 9	27	4.2
10 to 19	144	22.2
20 to 49	250	38.5
50 or over	229	35.2
Average age (SD)	39.7 (21.1)
Literacy
Yes	624	96.0
No	22	3.4
Not reported	4	0.6
Neighborhood
Cantagalo	47	7.2
Nova Esperança	187	28.8
Santa Clara	35	5.4
São Luiz	102	15.7
Siderlândia	279	42.9
Water supply
General network	551	84.8
Well or spring	79	12.2
Others	1	0.2
Not reported	19	2.9
Use of river water
No	473	72.8
Washing clothes	15	2.3
Washing utensils	2	0.3
Baths	5	0.8
Swimming	5	0.8
Sand extraction	7	1.1
Not reported	143	22.0
Destination of feces and urine
Sewer system	486	74.8
Septic tank	7	1.1
In the open	117	18.0
Not reported	40	6.2
Previous schistosomiasis
Yes	25	3.8
No	519	79.8
Not reported	106	16.3