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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