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Table 2 Overall prevalence of malaria in the highland and lowland based on malaria rapid diagnostic tests results and microscopy results

From: Prevalence of asymptomatic malaria, submicroscopic parasitaemia and anaemia in Korogwe District, north-eastern Tanzania

Variable RDT p-value Microscopy p-value
Positive (%) Negative (%) Positive (%) Negative (%)
Age groups
 0–4 years ( n= 237) 62 (26.27) 175 (73.73) < 0.01 15 (6.38) 222 (93.62) < 0.01
 5–9 years (n= 145) 53 (36.55) 92 (63.45)   20 (13.79) 125 (86.21)  
 10–14 years (n= 118) 67 (43.2) 51 (56.8)   33 (27.97) 85 (72.03)  
 15–19 years (n= 65) 29 (44.6) 36 (55.4)   13 (20.00) 52 (80.00)  
Strata
 Highland village (n = 280) 107 (38.21) 173 (61.79) 0.696 52 (18.57) 228 (81.43) 0.05
 Lowland village (n= 285) 104 (36.62) 181 (63.38)   29 (10.25) 256 (89.75)  
Total (N= 565) 211 (37.41) 354 (62.59)   81 (14.39) 484 (85.61)  
  1. p < 0.01 the proportion of malaria significantly high in children above five years by both RDT and microscopy and p = 0.05 the prevalence of malaria in the borderline between the highland and lowland village (in bold)