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Table 2 Prevalence and Intensity of O. volvulus determined by REA and Skin snip

From: Combined Utilisation of Rapid Assessment Procedures for Loiasis (RAPLOA) and Onchocerciasis (REA) in Rain forest Villages of Cameroon

    Prevalence (%) Intensity (mf/Skin snip)
Village Population* No. Examined REA Skin snip Arithmetic Mean Mf +ve & -ve individuals Arithmetic Mean Mf +ve individuals William's means ≥ 15 William's means ≥ 20 (CMFL)
Ambombo 250 49 40.82 69.39 14.57 21.00 5.07 4.76
Bifang 1889 141 38.30 66.67 12.54 18.80 4.06 4.19
Mbullam 65 21 23.81 95.24 65.26 68.52 13.38 14.60
Dinku 516 159 54.72 94.34 32.45 34.40 17.31 18.58
Ebendi 260 120 65.00 85.83 19.70 22.95 7.76 7.82
Eka 1079 96 20.83 72.92 14.13 19.37 5.24 5.69
Ngalla 765 138 56.52 76.09 18.45 24.25 6.85 7.70
Oche 1 83 32 21.88 87.50 11.25 12.86 5.41 6.52
Oche 2 77 29 55.17 86.21 28.07 32.56 10.53 10.49
Olorunti 707 192 39.06 86.46 31.68 36.43 10.57 10.89
Total 5691 977       
Average    45.04 81.37 23.06 28.31 7.99 8.22
  1. * Total population recorded during a census conducted in study villages, CMFL : Community microfilarial load ; Mf +ve: Microfiladermic, MF -ve: amicrofiladermic individuals & -ve