Table 1 Description of prevalence surveys included in the Atlas
From: An updated atlas of human helminth infections: the example of East Africa
| Â | Burundi | Kenya | Rwanda | Tanzania | Uganda | Total |
|---|---|---|---|---|---|---|
Total number of surveys identified | 41 | 1,329 | 138 | 410 | 694 | 2,612 |
Number individuals surveyed | 21,971 | 212,910 | 20,665 | 49,638 | 55,092 | 360,276 |
Number of surveys reporting data on STH | 31 (75.6) | 856 (64.4) | 134 (97.1) | 321 (78.3) | 606 (87.3) | 1,948 (74.6) |
   Hookworm | 31 (75.6) | 847 (63.7) | 134 (97.1) | 321 (78.3) | 571 (82.3)) | 1,904 (72.9) |
   Ascaris lumbricoides | 31 (75.6) | 842 (63.4) | 134 (97.1) | 319 (77.8) | 572 (82.4) | 1,898 (72.7) |
   Trichuris trichiura | 31 (75.6) | 785 (59.1) | 134 (97.1) | 319 (77.8) | 571 (82.3) | 1,840 (70.4) |
Number of surveys reporting data on schistosomiasis | 41 (100) | 1,175 (88.4) | 138 (100) | 357 (87.1) | 694 (100) | 2,405 (92.1) |
   Schistosoma haematobium | 31(75.6) | 625 (47.0) | 134 (97.1) | 345 (84.2) | 66 (9.5) | 1,170 (44.8) |
   S. mansoni | 41 (100) | 661 (49.7) | 138 (100) | 267 (65.1) | 656 (94.5) | 1,763 (67.5) |
Sources of survey | Â | Â | Â | Â | Â | Â |
   Published paper | 41 (100) | 277 (20.8) | 4 (2.9) | 375 (91.5) | 399 (57.5) | 1,096 (42.0) |
   Unpublished report | 0 (0.0) | 39 (2.9) | 0 (0.0) | 3 (0.7) | 0 (0.0) | 42 (1.6) |
   MoH report | 0 (0.0) | 904 (68.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 904 (34.6) |
   Personal communication | 0 (0.0) | 108 (8.1) | 134 (97.1) | 7 (1.7) | 295 (42.5) | 544 (20.8) |
   Thesis | 0 (0.0) | 1 (0.1) | 0 (0.0) | 25 (6.1) | 0 (0.0) | 26 (1.0) |
Stool examination method | Â | Â | Â | Â | Â | Â |
   Kato-Katz | 41(100) | 471 (51.3) | 134 (97.1) | 328 (100) | 652 (99.4) | 1,626 (78.1) |
   Formalin-ether and other concentration techniques1 | 0 (0.0) | 22 (2.4) | 0 (0.0) | 0 (0.0) | 1 (0.2) | 2 (1.1) |
   Direct smear | 0 (0.0) | 26 (2.8) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 26 (1.3) |
   Unknown | 0 (0.0) | 401 (43.6) | 4 (2.9) | 0 (0.0) | 3 (0.5) | 408 (19.6) |
Urine examination method | Â | Â | Â | Â | Â | Â |
   Urine filtration | 31(100) | 136 (21.7) | 134 (100) | 316 (91.6) | 38 (57.6) | 624 (53.3) |
   Centrifugation and sedimentation | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (0.6) | 0 (0.0) | 2 (0.2) |
   Reagent strips | 0 (0.0) | 47 (7.5) | 0 (0.0) | 26 (7.5) | 0 (0.0) | 73 (6.2) |
   Circulating cathodic antigens | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (0.3) | 27 (40.9) | 28 (2.4) |
   Unknown | 0 (0.0) | 442 (70.7) | 0 (0.0) | 0 (0.0) | 1 (1.5) | 443 (37.9) |
Location of surveys | Â | Â | Â | Â | Â | Â |
   Schools | 32 (78.1) | 1,224 (92.1) | 134 (97.1) | 383 (93.4) | 589 (84.9) | 2,362 (90.4) |
   Communities | 0 (0.0) | 78 (5.9) | 4 (2.9) | 27 (6.6) | 100 (14.4) | 209 (8.0) |
   Other | 9 (22.0) | 27 (2.0) | 0 (0.0) | 0 (0.0) | 5 (0.7) | 41 (1.6) |
   Rural | 32 (78.1) | 1,251 (94.1) | 130 (94.2) | 373 (91.0) | 631 (90.9) | 2,417 (92.5) |
   Urban | 5 (12.2) | 25 (1.9) | 6 (4.4) | 21 (5.1) | 55 (7.9) | 112 (4.3) |
   Peri-Urban | 4 (9.8) | 53 (4.0) | 2 (1.5) | 16 (3.9) | 8 (1.2) | 83 (3.2) |
Age ranges examined | Â | Â | Â | Â | Â | Â |
   0–4 years | 0 (0.0) | 37 (2.8) | 0 (0.0) | 23 (5.6) | 24 (3.5) | 84 (3.2) |
   5–16 years | 41 (100) | 1,209 (91.0) | 134 (97.1) | 366 (89.3) | 593 (85.5) | 2,343 (89.7) |
   16+ years | 0 (0.0) | 3 (0.2) | 0 (0.0) | 6 (1.5) | 0 (0.0) | 9 (0.3) |
   All ages | 0 (0.0) | 80 (6.0) | 4 (2.9) | 15 (3.7) | 77 (11.1) | 176 (6.7) |