Background
Methods
Study site and population
Active case surveillance
Surveillance
|
Iguhu
|
Emutete
|
Mbale
|
Total
| |
---|---|---|---|---|---|
Demographic information obtained§
| Individual | 17,190 | 21,023 | 18,813 | 57,026 |
No. households | 4,803 | 5,548 | 4,712 | 15,063 | |
No. villages | 20 | 24 | 22 | 66 | |
Active case surveillance population†
| Individuals | 1,754 | 2,320 | 2,674 | 6,748 |
Female | 858 | 1,302 | 1,484 | 3,644 | |
Cases detected | 268 | 135 | 74 | 477 | |
Passive cases surveillance | Cases detected | 341 | 271 | 690 | 1,302 |
Asymptomatic parasite screening population‡
| Early season | 1,898 | 1,826 | 1,608 | 5,332 |
Slide positive | 90 | 137 | 45 | 272 | |
Peak season | 1,726 | 1,759 | 1,798 | 5,283 | |
Slide positive | 115 | 200 | 52 | 367 |
Passive case surveillance
Asymptomatic parasite screening
Data analysis
Scientific and ethical statement
Results
Estimation of incidence rate and parasite prevalence
Difference in age distribution
Seasonal changes
Surveillance method
†
|
Early season
|
Peak season
|
Late season
|
---|---|---|---|
ACS (cases/1,000 population/year) | 18.9 a | 108.4 b | 16.0 a |
PCS (cases/1,000 population/year) | 11.8 a | 51.8 b | 8.4 c |
APS (prevalence rate %) | 7.3 a | 9.0 b | na |