Study population | Survey no. | Time of survey | Survey population | No. examined (%) | No. positive for mf (%) | Mf GMI* for all examined | Mf GMI* for positives |
---|
Kirare | 1 | Sep-04 | 530 | 471 (88.9) | 123 (26.1) | 4.83 | 851.1 |
2 | Jan-06 | 530 | 461 (87.0) | 96 (20.8) | 2.46 | 385.7 |
3 | Jan-07 | 530 | 438 (82.6) | 69 (15.8) | 1.08 | 101.5 |
4 | Oct-07 | 530 | 351 (66.2) | 35 (10.0) | 0.70 | 200.3 |
5 | Oct-08 | 530 | 302 (57.0) | 39 (12.9) | 0.90 | 142.4 |
6 | Oct-09 | 512 | 259 (53.5) | 13 (5.0) | 0.30 | 194.7 |
7 | Nov-10 | 690 | 400 (58.0)#
| 17§ (4.4) | 0.25¤
| 178.9 |
| 8 | Nov-11 | 690 | 393 (57.0)#
| 11§ (2.7) | 0.15¤
| 180.8 |
Kiomoni | 7 | Nov-10 | 504 | 386 (76.6)#
| 18§ (4.7) | 0.34¤
| 423.1 |
| 8 | Nov-11 | 504 | 312 (61.9)#
| 7§ (2.2) | 0.16¤
| 487.3 |
Kisimatui | 7 | Nov-10 | 651 | 389 (59.8)#
| 34§ (8.7) | 0.55¤
| 159.1 |
| 8 | Nov-11 | 651 | 367 (56.4)#
| 24§ (6.5) | 0.33¤
| 77.2 |
- Results shown are for two hamlets of Kirare (Mtambuuni, Mashine) in survey 1-8, as well as for one hamlet of Kiomoni (Mabavu) and one hamlet of Kisimatui (Majengo) in survey 7 and 8. Results from all four hamlets of Kirare in survey 1-5 are given in [6].
- * Geometric mean intensity, in mf/ml blood.
-
# Number (%) examined for CFA. In survey 7 and 8, the “number of CFA positives/number of CFA positives examined for mf/number of mf positives detected” were 101/89/15 and 77/65/9 for Kirare, 74/68/17 and 52/52/7 for Kiomoni and 110/91/28 and 84/63/18 for Kisimatui, respectively.
-
§ Expected number of mf positives among those examined for CFA. Calculated as [number positive for CFA] × [number positive for mf] / [number CFA positives examined for mf].
-
¤ Expected mf GMI among those examined for CFA. See Methods for calculation.