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Table 1 Prevalence and intensity (mf/ml) of L. loa determined by RAPLOA and by the Thick blood film techniques.

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

    Prevalence (%) Intensity (mf/ml)
Village Population* No. Examined RAPLOA    Thick blood film Arithmetic Mean Mf +ve & -ve individuals Arithmetic Mean Mf +ve individuals William's means > 15 William's means > 20 (CMFL)
Ambombo 250 49 24.49 6.12 1.63 27.67 1.22 1.25
Bifang 1889 141 21.99 3.55 81.99 2313 1.25 1.30
Mbullam 65 21 19.05 14.29 86.67 608.67 2.36 2.21
Dinku 516 159 30.82 10.69 1.3.77 970.79 1.83 2.02
Ebendi 260 120 13.33 3.36 8.00 240.00 1.18 1.14
Eka 1079 96 14.58 9.38 418.96 4468.89 1.87 1.96
Ngalla 765 138 16.67 7.25 232.46 3208.00 1.53 1.55
Oche 1 83 32 9.38 12.50 293.13 2345.00 2.08 2.13
Oche 2 77 29 31.03 10.34 13.10 126.67 1.609 1.93
Olorunti 707 192 20.31 4.69 119.27 2544.44 1.39 1.40
Total 5691 977       
Average    20.47 6.86 139.08 2028.06 1.50 1.53
  1. * Total population recorded during a census conducted in study villages; CMFL: Community microfilarial load. Mf +ve: Microfilaraemic, MF -ve: amicrofilaraemic