From: The global distribution and transmission limits of lymphatic filariasis: past and present
WHO - regions& | AFRO/EMRO | SEARO | WPRO | AMRO | Total |
---|---|---|---|---|---|
 | N (%) | N (%) | N (%) | N (%) | N (%) |
Current endemic countries | 37 | 9 | 22 | 4 | 72 |
Countries with data | 35 | 9 | 25 | 16 | 85 |
Number of surveys identified | 5,468 | 1,764 | 1,322 | 479 | 9,033 |
Non-community data | 673 (12.3) | 246 (13.9) | 201 (15.2) | 43 (9.0) | 1,163 (12.9) |
Geopositioned | 4,624 (84.6) | 1,320 (74.8) | 1058 (80.0) | 418 (87.3) | 7,420 (82.1) |
Not geopositioned | 171 (3.1) | 198 (11.2) | 63 (4.8) | 18 (3.8) | 432 (5.0) |
Indicators concerning to community-level geopositioned surveys | |||||
Surveys by period | Â | Â | Â | Â | Â |
before 1990 | 1,157 (25.0) | 688 (52.1) | 774 (73.2) | 316 (75.6) | 2,935 (39.6) |
1990-2000 | 441 (9.5) | 146 (11.1) | 116 (11.0) | 70 (16.7) | 773 (10.4) |
2000-2010 | 2,040 (44.1) | 486 (36.8) | 159 (15.0) | 32 (7.7) | 2,717 (36.6) |
2010-now | 937 (20.3) | - | 9 (0.9) | - | 946 (12.7) |
Unknown | 49 (1.1) | - | - | - | 49 (0.7) |
Type of survey | Â | Â | Â | Â | Â |
Mapping/prevalence | 3,875 (83.8) | 924 (70.0) | 954 (90.2) | 400 (95.7) | 6,153 (82.9) |
SS/Spot check | 749 (16.2) | 280 (21.2) | 94 (8.9) | 18 (4.3) | 1,141 (15.4) |
TAS | - | 6 (0.5) | 10 (0.9) | - | 16 (0.2) |
Passive recording | - | 110 (8.3) | - | - | 110 (1.5) |
Diagnostic method | Â | Â | Â | Â | Â |
Clinical | 24 (0.5) | 119 (9.0) | 5 (0.5) | 1 (0.2) | 149 (2.0) |
Parasitological | 1,939 (41.9) | 1,086 (82.3) | 892 (84.3) | 370 (88.5) | 4,287 (57.8) |
Serological | 2,423 (52.4) | 69 (5.2.) | 114 (10.8) | 30 (7.2) | 2,636 (35.5) |
Other | 238 (5.1) | 46 (3.5) | 47 (4.4) | 17 (4.1) | 348 (4.7) |
MDA Implemented | Â | Â | Â | Â | Â |
Unknown | 19 (0.6) | 36 (2.7) | - | 18 (4.3) | 84 (1.1) |
Pre-intervention | 3,918 (84.7) | 827 (62.7) | 558 (52.7) | 312 (74.6) | 5,615 (75.7) |
Post-intervention | 676 (14.6) | 457 (34.6) | 500 (47.3) | 88 (21.1) | 1,721 (23.2) |