Table 7.

Intervention cost

	Bangladesh	India	Nepal	Total
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 %

Abbreviations: DWL-RWSC wall surface coverage with DWL up to 1.5 m in height from floor, DWL-FWSC wall surface coverage with DWL up to 1.8 m in height from floor