Table 7 Intervention cost

Meeting and training cost

147.0

2632.23

220.09

2999

Personnel cost (fixed staff during intervention month)

1471

695

331

2497.75

Cost of accessories related to intervention, [a]

 −DWL-RWSC

57.36

551.98

49.92

659.26

 −DWL-FWSC

67.74

611.18

49.92

728.84

IDWL roll used, [b]

 −DWL-RWSC

5

3

1.5

9.5

 −DWL-FWSC

6

5

2

13

Cost of IDWL, [c = b*50]

 −DWL-RWSC

250

150

75

475

 −DWL-FWSC

300

250

100

650

Operational (staff travel and daily allowance) cost for intervention, [d]

 −DWL-RWSC

241.78

498.53

787.67

1527.98

 −DWL-FWSC

302.23

532.97

787.67

1622.87

# of household under intervention [e]

 −DWL-RWSC

50

50

50

150

 −DWL-FWSC

49

50

48

147

Operational cost per household (only staff and transportation cost); (d/e)

 −DWL-RWSC

4.84

9.97

15.75

10.19

 −DWL-FWSC

6.17

10.66

16.41

11.04

Operation cost per HH including accessories cost; (a + d)/e

 −DWL-RWSC

5.98

21.01

16.75

14.58

 −DWL-FWSC

7.55

22.88

17.45

16.00

Operational cost per HH including accessories and intervention material cost i.e., IDWL roll cost; (a + c + d)/e

 −DWL-RWSC

10.98

24.01

18.25

17.75

 −DWL-FWSC

13.67

27.88

19.53

20.42

 −Difference in intervention cost/HH (HL-FL) [f]

−2.69

−3.87

−1.28

−2.67

Efficacy (reduction on mean sand fly count/HH)

 −DWL-RWSC

2.80

4.67

8.40

5.38

 −DWL-FWSC

1.10

−0.17

11.90

4.96

 −Difference in efficacy (DWL-RWSC) [g]

1.70

4.84

−3.50

0.42

Incremental cost-efficacy ratio [f/g]

−1.58, DWL-RWSC dominates

−0.80, DWL-RWSC dominates

0.37, Quadrant III

−6.36, DWL-RWSC dominates

Proportion of results in sensitivity analysis where DWL-RWSC dominates

86.5 %

74.4 %

0 %

57.1 %

Proportion of results in sensitivity analysis where IDWL-FWSC is dominated

0 %

0 %

37.1 %

5.6 %