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Table 3 Characteristics of participants screened and number of health facility cases and case ratios by ward, season and year during the 1,7-mRCTR project in the intervention wards

From: Effectiveness of the innovative 1,7-malaria reactive community-based testing and response (1, 7-mRCTR) approach on malaria burden reduction in Southeastern Tanzania

Characteristics Moderate-transmission ward (Ikwiriri) High-transmission ward (Chumbi) Overall
Total population, n 45,532 26,631 72,163
Number of treatment rounds 35 50 85
Population screened 17,160 21,246 38,406
Malaria infection (%)a 2924 (17.0) 6511 (30.6) 24.57
Fraction of village population tested (mean (standard error)) 10.5 (1.3) 12.0 (1.7) 11.4 (1.1)
Fraction of those tested who were positive 17.5 (1.7) 31.8 (2.6) 25.9 (1.8)
Total number of health facility cases, n 21,254 15,317 36,571
Number of health facility cases, (n (Weekly case ratio/1000 popn) (%))
 Low transmission seasonb 2016 7728 (4.47) 5180 (3.96) 12,908 (4.25)
 2017 5578 (3.22) 2825 (2.16) 8403 (2.77)
 High transmission seasonc 2016 4127 (6.47) 4049 (8.40) 8176 (7.30)
 2017 3821 (5.99) 3263 (6.77) 7084 (6.33)
  1. popn population
  2. std err standard error
  3. aTested positive for malaria infection by RDT
  4. bSeptember to April
  5. cMay to August