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Table 2 Malaria incidence by active fortnightly surveillance of fever cases in the study villages

From: Additional burden of asymptomatic and sub-patent malaria infections during low transmission season in forested tribal villages in Chhattisgarh, India

Village Hichka Kothodi Khalebedi Method of detection
Month BSC TP SPR BSC TP SPR BSC TP SPR
May-15 1 0 0 2 2 100 2 0 0 Fortnight surveillance
June-15 1 1 100 1 1 100 0 0 0 Fortnight surveillance
July-15 2 2 100 0 0 0 4 2 50 Fortnight surveillance
August-15 3 0 0 2 1 50 7 1 14.3 Fortnight surveillance
September-15 4 0 0 0 0 0 7 1 14.3 Fortnight surveillance
October-15 4 0 0 3 0 0 2 0 0 Fortnight surveillance
November-15 3 0 0 6 3 50 3 0 0 Fortnight surveillance
December-15 80 11 13.8 75 34 45.3 80 7 8.6 Cross sectional survey
January-16 5 1 20 2 1 50 4 0 0 Fortnight surveillance
February-16 6 0 0 3 0 0 4 0 0 Fortnight surveillance
March-16 3 0 0 2 1 50 4 0 0 Fortnight surveillance
April-16 5 0 0 4 2 50 9 4 44.4 Fortnight surveillance
Total 117 15 12.8 100 45 45 126 15 11.9 Fortnight surveillance
  1. API annual parasite incidence, SPR slide positivity rate, BSC blood slide collection, TP total positive cases