Table 1. Selected socio-economic parameters and demographics of the study population in a rural community of Brejo do Amparo, Januária, Minas Gerais, Brazil.
| Variables | Category | Total N (%) | Prevalence (%) | Parasite Load Eggs/g feces (Means ±SD) (d) |
|---|---|---|---|---|
| Sex (a) | Male | 112 (48.9) | 21.0 | 57.6±396.7 |
| Female | 117 (51.1) | 19.8 |
28.5±162.9 |
|
| Age Category (a) | ≤ 10 | 38 (16.6) | 7.3 | 8.9±35.1 |
| 11–20 | 43 (18.8) | 27.7 | 153.0±679.9 | |
| 21–40 | 61 (26.6) | 27.9 | 36.0±91.8 | |
| 41–60 | 60 (26.2) | 15.4 | 9.6±47.3 | |
| >60 | 27 (11.8) | 8.3 | 8.7±38.8 | |
| Educational level (b) | No education | 123 (59.4) | ||
| Primary school | 33 (15.9) | |||
| Secondary school | 43 (20.8) | |||
| Higher education | 8 (3.9) | |||
| Income (Brazilian minimum wage) (c) | < 1 salary | 19 (35.9) | ||
| 1–2 salaries | 16 (30.1) | |||
| > 2 salaries | 18 (34.0) | |||
| Water Supply (c) | Covered well | 21 (39.6) | ||
| Stream | 32 (60.4) | |||
| Sewage system (c) | Rudimentary cesspool | 47 (88.6) | ||
| Does not know or no answer | 6 (11.4) |
(a)Variable evaluated by a questionnaire applied to each participant (n = 229)
(b)Variable evaluated by a questionnaire applied to each participant (n = 207). Children under 6 years of age were excluded from the analysis
(c)Variable evaluated by a questionnaire applied to the participants’ families (n = 53 residences).
(d) Parasite loads in males and females and in each age group are indicated as mean eggs per gram of feces ± standard deviation(SD), as determined by two KK slides from one fecal sample for each egg-positive individual.