Table 1.
Comparison of proportion of children with trace POC-CCA readings in four different settings
| Egypt | St. Lucia | Rwanda | Burundi | ||
|---|---|---|---|---|---|
| Current data Sampling | 465 schoolchildren in three districts surveyed with both KK and POC-CCA | 1,487 children from island-wide mapping with POC-CCA | 8,697 children from country-wide mapping who have data on both KK and POC-CCA | 9,371 children from country-wide mapping who have data on both KK and POC-CCA | |
| Source of data | Haggag et al.28 | Mapping dataset from St. Lucia24 | Mapping dataset from Rwanda20 | Ortu et al.19 | |
| KK positive | 3 (0.6%) | Not tested | 172 (2.0%) | 157 (1.7%) | |
| POC-CCA result | Negative | 364 (78%) | 1,278 (86%) | 5,438 (62.5%) | 5,508 (58.8%) |
| Trace | 39 (8.4%) | 150 (10%) | 2,513 (28.9%) | 2,827 (30.2%) | |
| 1+ | 48 (10.3%) | 59 (4%)* | 479 (5.5%) | 648 (6.9%) | |
| 2+ | 11 (2.4%) | 147 (1.7%) | 204 (2.2%) | ||
| 3+ | 3 (0.6%) | 120 (1.4%) | 184 (2.0%) | ||
| Treatment history in the area | |||||
| Schistosomiasis control for many decades | Three decades of extensive interventions, and development of a tourism-based economy | Selective praziquantel mass drug administration for 6 years before mapping survey | Selective praziquantel mass drug administration for 6 years before mapping survey | ||
KK = Kato–Katz; POC-CCA = point-of-care circulating cathodic antigen assay. * = 1+, 2+ and 3+ readings.