|
Main occupation
|
No. of individuals examined
|
No. of individuals infected (%)
|
Intensity of S. haematobium infection
|
|---|
|
Arithmetic mean intensity of infectiona
|
Heavy infection (%)
|
|---|
|
Farmer
|
3971
|
1805 (45.5)
|
46.7
|
276 (15.3)
|
|
Teacher
|
73
|
31 (43.7)
|
49.9
|
5 (16.1)
|
|
Student
|
45
|
21 (46.7)
|
103.4
|
12 (57.1)
|
|
Other
|
66
|
21 (31.8)
|
103.4
|
3 (14.3)
|
|
Total
|
4154
|
1877
|
49.8
|
297 (15.8)
|
- aThere was no statistical difference between prevalence or intensity of infection by occupation in the univariate logistic regression, controlling for sex and age
