ABCDEFGHIJKLMNOPQ
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Against Malaria Foundation
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ChadDRCGuineaNigeriaNigeriaSouth SudanTogoUganda
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Supplemental calculations for effective coverage years provided per netunittypeOverallGF statesPMI states
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Final cost-effectiveness estimate (pulled from "Main calcs" sheet for visibility)
xbenchmark
main-4.814.622.816.813.37.28.815.6
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Net survival
6
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Net coverage years lost to attrition
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Percentage of nets remaining in use two years after the CTN distributions in trials from the Pryce et al. 2018 meta-analysis%input100%--------
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Average percentage of nets remaining in use during the 1st year after an ITN distribution%input95%--------
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Average percentage of nets remaining in use during the 2nd year after an ITN distribution%input83%--------
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Average percentage of nets remaining in use during the 3rd year after an ITN distribution%input69%--------
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Net coverage years lost due to physical decay
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Percentage of remaining nets lost due to physical damage at the midpoint of the 1st year after an ITN distribution%input3%--------
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Percentage of remaining nets lost due to physical damage at the midpoint of the 2nd year after an ITN distribution%input15%--------
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Percentage of remaining nets lost due to physical damage at the midpoint of the 3rd year after an ITN distribution%input35%--------
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Ratio of physical net decay in trials of CTN distributions from the Pryce et al. 2018 meta-analysis compared to physical net decay from grantee ITN distributions%input33%--------
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Percentage of remaining nets lost due to physical damage at the midpoint of the 1st year after a CTN distribution from the Pryce et al. 2018 meta-analysis%calc2%--------
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Percentage of remaining nets lost due to physical damage at the midpoint of the 2nd year after a CTN distribution from the Pryce et al. 2018 meta-analysis%calc10%--------
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Average percentage of remaining nets lost due to physical damage over the two-year period following a CTN distribution from the Pryce et al. 2018 meta-analysis%calc6%--------
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Net coverage years lost due to insecticide decay
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Proportion of net coverage lost due to insecticide decay for CTNs distributed in trials from the Pryce et al. 2018 meta-analysis%input0%--------
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Proportion of net coverage lost due to insecticide decay for ITNs distributed in grantee distributions%input0%--------
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Total net coverage years lost
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Coverage years lost per year for CTNs distributed in trials from the Pryce et al. 2018 meta-analysis#calc0.06--------
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Coverage years lost during the 1st year after a grantee ITN distribution#calc0.08--------
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Coverage years lost during the 2nd year after a grantee ITN distribution#calc0.29--------
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Coverage years lost during the 3rd year after a grantee ITN distribution#calc0.55--------
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Trial-equivalent coverage years provided per distributed net
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Effective net coverage years provided by a CTN distributed in a trial from the Pryce et al. 2018 meta-analysis (reference value)#input1.00--------
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Effective coverage years provided per net in the 1st year after a grantee ITN distribution#calc0.98--------
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Effective coverage years provided per net in the 2nd year after a grantee ITN distribution#calc0.77--------
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Effective coverage years provided per net in the 3rd year after a grantee ITN distribution#calc0.52--------
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Total effective coverage years provided per net over the three-year period following a grantee ITN distribution for reference ITNs#calc2.27--------
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Adjustment for generic ITNs
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Total effective coverage years provided per net over the three-year period following a grantee ITN distribution of reference ITNs#calc2.27--------
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Adjustment for reduced net coverage provided by generic ITNs%input-15%--------
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Total effective coverage years provided per net over the three-year period following a grantee ITN distribution for generic ITNs#calc1.93--------
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Breakdown of net types purchased for distributions
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Expected proportion of ITNs purchased that are generic ITNs%input47%--------
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Effective coverage years per net, incorporating generic ITNs
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Overall effective coverage years provided per net over the three-year period following a grantee ITN distribution, before adjusting for lower net durability in DRC#calc2.11--------
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Adjustment for lower net durability in DRC
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Adjustment for lower net durability in DRC than in other countries%input---17%------
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Overall effective coverage years provided per net over the three-year period following a grantee ITN distribution, after adjusting for lower net durability in DRC#calc-2.111.752.112.112.112.112.112.11
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Net decay rates
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Extrapolated net decay rate over a six-year period
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Effective coverage years provided per net in the 1st year after a grantee ITN distribution#feed0.98--------
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Effective coverage years provided per net in the 2nd year after a grantee ITN distribution#feed0.77--------
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Effective coverage years provided per net in the 3rd year after a grantee ITN distribution#feed0.52--------
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Effective coverage years provided per net in the 4th year after a grantee ITN distribution#input0.22--------
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Effective coverage years provided per net in the 5th year after a grantee ITN distribution#input0.07--------
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Effective coverage years provided per net in the 6th year after a grantee ITN distribution#input0.01--------
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Extrapolated net decay rate, adjusted for the inclusion of generic ITNs
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Overall adjustment for reduced net coverage provided by generic ITNs%calc-7%--------
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Adjusted effective coverage years provided per net in the 1st year after a grantee ITN distribution#calc0.92--------
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Adjusted effective coverage years provided per net in the 2nd year after a grantee ITN distribution#calc0.72--------
68
Adjusted effective coverage years provided per net in the 3rd year after a grantee ITN distribution#calc0.48--------
69
Adjusted effective coverage years provided per net in the 4th year after a grantee ITN distribution#calc0.20--------
70
Adjusted effective coverage years provided per net in the 5th year after a grantee ITN distribution#calc0.06--------
71
Adjusted effective coverage years provided per net in the 6th year after a grantee ITN distribution#calc0.01--------
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Adjusted net decay rate adjusted for lower net durability in DRC
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Adjustment for lower effective coverage years provided in the 1st year after a grantee ITN distribution in DRC%input---12%------
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Adjustment for lower effective coverage years provided in the 2nd year after a grantee ITN distribution in DRC%input---16%------
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Adjustment for lower effective coverage years provided in the 3rd year after a grantee ITN distribution in DRC%input---32%------
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Adjustment for lower effective coverage years provided in the 4th year after a grantee ITN distribution in DRC%calc---65%------
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Adjustment for lower effective coverage years provided in the 5th year after a grantee ITN distribution in DRC%calc---100%------
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Adjustment for lower effective coverage years provided in the 6th year after a grantee ITN distribution in DRC%calc---100%------
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Final extrapolated net decay rate, after all adjustments
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Final effective coverage years provided per net in the 1st year after a grantee ITN distribution#calc-0.920.810.920.920.920.920.920.92
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Final effective coverage years provided per net in the 2nd year after a grantee ITN distribution#calc-0.720.600.720.720.720.720.720.72
84
Final effective coverage years provided per net in the 3rd year after a grantee ITN distribution#calc-0.480.320.480.480.480.480.480.48
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Final effective coverage years provided per net in the 4th year after a grantee ITN distribution#calc-0.200.070.200.200.200.200.200.20
86
Final effective coverage years provided per net in the 5th year after a grantee ITN distribution#calc-0.060.000.060.060.060.060.060.06
87
Final effective coverage years provided per net in the 6th year after a grantee ITN distribution#calc-0.010.000.010.010.010.010.010.01
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Changes in net distribution intervals
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Time intervals between distributions in different scenarios
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Standard number of months between ITN distributions as modeled in this CEA#input36--------
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Expected number of months between the previous net distribution and the upcoming distribution in the absence of a grant#input--42--4545--
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Expected number of months between the previous net distribution and the upcoming distribution if a grant is made#input--33--3635--
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Expected reduction in number of months between the previous net distribution and the upcoming distribution if a grant is made#calc--9--910--
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Costs per distributed net per year for different distribution intervals
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Total cost per insecticide-treated net (ITN) distributed$input--$5.85--$4.34$5.33--
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Cost per net distributed per year for a standard 36-month distribution interval$calc--$1.95--$1.45$1.78--
100
Cost per net distributed per year in the absence of a grant$calc--$1.67--$1.16$1.42--