From: Epidemiology and psycho-social aspects of onchocercal skin diseases in northeastern Nigeria
Males | Females | Both Sexes | |||||||
---|---|---|---|---|---|---|---|---|---|
Age Group | No. Exam | No. mf +ve | No. OSD +ve | No. Exam | No. mf +ve | No. OSD +ve | No. Exam | No. mf +ve | No. OSD +ve |
(Years) | (No. SS) | (%) | (%) | (No. SS) | (%) | (%) | (No. SS) | (%) | (%) |
≤ 10 | 461(114) | 18(15.8) | 169(36.7) | 417(89) | 13(14.6) | 153(14.6) | 878(203) | 31(15.3) | 322(36.7) |
11 20 | 447(108) | 19(17.6) | 184(41.2) | 454(111) | 20(18.0) | 181(39.9) | 901(219) | 39(17.8) | 365(40.5) |
21 – 30 | 523(127) | 26(20.5) | 220(42.1) | 461108) | 19(19.6) | 198(41.0) | 984(235) | 45(19.1) | 409(41.6) |
31 – 40 | 556(142) | 30(21.1) | 285(51.3) | 450(124) | 26(19.8) | 231(51.3) | 1006(266) | 56(21.1) | 516(51.3) |
41 – 50 | 548(150) | 31(20.7) | 265(48.4) | 498(131) | 26(19.8) | 230(46.2) | 1046(281) | 57(20.3) | 495(47.3) |
≥ 51 | 507(137) | 28(20.7) | 223(44.0) | 522(140) | 25(17.9) | 228(43.7) | 1029(275) | 53(19.3) | 451(43.8) |
Total | 1042(776) | 152(19.6) | 1346(44.2) | 2802(703) | 129(18.3) | 1212(43.3) | 5844(1479) | 281(19.0) | 2558(43.8) |
No. SS = No. Skin Snipped | mf+ve = Microfilari positive |