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Table 4 Outcomes of PCD, and disaggregated RACD and PACD in 2019

From: A comparative analysis of the outcome of malaria case surveillance strategies in Sri Lanka in the prevention of re‐establishment phase

Case surveillance (sub) categories No. of blood smears Yield per 100,000 smears
Examined (%) Positive
PCD 352,313 (48.6) 47 13.3
RACD
 Travel-cohorts 372 (0.1) 3 806.5
 Spatial-cohorts* 21,876 (3.0) 0 0
PACD
 Travel-cohorts 6,688 (0.9) 3 44.9
 Spatial-cohorts 343,900 (47.4) 0 0
  1. * Primary and secondary screening of residents of households within 1 km radius from the residence of the index case