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Table 3 Basic characteristics of the study population

From: Plasmodium falciparum merozoite surface protein 1 block 2 gene polymorphism in field isolates along the slope of mount Cameroon: a cross – sectional study

Parameter n All subjects n AP n UM P value
GMPDa 256 15715 64 6328 192 21730 0.030
Age [Mean ± SD] (years) 256 13.8 ± 13.1 64 8.7 ± 8.0 192 15.5 ± 14.0 <0.001
Weight [Mean ± SD] (kg) 224 36.6 ± 24.7 61 27.4 ± 18.8 163 40.1 ± 25.9 0.001
Hb [Mean ± SD] (g/dl) 243 10.7 ± 2.1 64 10.1 ± 1.6 179 10.9 ± 2.2 0.006
Anaemia prevalence (%) 116 47.2 38 33.0 77 67.0 0.024
Reported antimalarial use (%) 40 30.5 3 6.5 37 43.5 <0.001
Altitude        
Low 31 12.6 11 35.5 20 64.5 0.118
Intermediate 161 65.2 35 21.7 126 78.3
High 55 22.3 18 32.7 37 67.3
Locality        
Rural 34 13.7 19 55.9 15 44.1 <0.001
Semi-rural 144 58.1 39 27.1 105 72.9
Semi-urban 70 28.2 6 8.6 64 91.4
Gender        
Female 133 52.4 30 22.6 103 77.4 0.310
Male 121 47.6 34 28.1 87 71.9
Ethnicity        
Bantu 62 27.8 12 19.4 50 80.6 0.109
Semi-bantu 161 72.2 48 29.8 113 70.2
  1. aGMPD geometric mean parasite density per microliter of blood
  2. AP Asymptomatic parasitaemia, UM Uncomplicated Malaria