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Table 3 Prior information on sensitivity and specificity of different diagnostic methods for malaria in three sub-Saharan countries

From: True malaria prevalence in children under five: Bayesian estimation using data of malaria household surveys from three sub-Saharan countries

Diagnostic test Sensitivity Specificity
Fitted distribution Mean (P025–P975) Fitted distribution Mean (P025–P975)
Democratic Republic of the Congo
 RDT Beta (501, 44) 0.92 (0.90–0.94) Beta (466, 67) 0.88 (0.85–0.90)
 Microscopy Beta (33, 1.7) 0.95 (0.86–1.00) Beta (27, 3.3) 0.89 (0.76–0.97)
Uganda
 RDT Beta (25, 4.5) 0.85 (0.70–0.95) Beta (8.3, 2.5) 0.77 (0.49–0.96)
 Microscopy Beta (7.8, 5.7) 0.58 (0.32–0.82) Beta (32, 1.7) 0.95 (0.86–1.00)
Kenya
 RDT Beta (25, 6.2) 0.80 (0.65–0.92) Beta (17, 7.8) 0.68 (0.49–0.85)
 Microscopy Beta (27, 7.5) 0.78 (0.64–0.90) Beta (16, 3.5) 0.82 (0.62–0.95)
  1. RDT rapid diagnostic test, P025 2.5th percentile, P975 97.5th percentile