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All countriesChadDRCGuineaNigeriaSouth SudanTogoUganda
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Attrition
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Average share of nets lost...
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...6 months after distribution9%-6%-8%---from durability studies
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...12 months after distribution23%-27%-20%---from durability studies
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...24 months after distribution45%-51%-33%---from durability studies
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...36 months after distribution65%-67%-40%---from durability studies
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Average share of nets still in use by initial recipient...
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...immediately after distribution100%-100%-100%---assumption
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...6 months after distribution91%-94%-92%---calc
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...12 months after distribution77%-73%-80%---calc
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...24 months after distribution55%-49%-67%---calc
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...36 months after distribution35%-33%-60%---calc
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Of nets lost, share that has been given away...
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...6 months after distribution79%-99%-93%---from durability studies
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...12 months after distribution66%-59%-89%---from durability studies
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...24 months after distribution61%-48%-74%---from durability studies
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...36 months after distribution56%-38%-63%---from durability studies
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Share of nets given away that are not being repurposed50%50%50%50%50%50%50%50%rough guess
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Average share of nets that are used as intended...
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...immediately after distribution100%-100%-100%---calc
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...6 months after distribution94%-97%-96%---calc
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...12 months after distribution84%-81%-89%---calc
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...24 months after distribution69%-61%-79%---calc
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...36 months after distribution53%-46%-72%---calc
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Initial estimated share of nets that are used as intended...
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...at midpoint during the first year93%-93%-95%---calc
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...at midpoint during the second year77%-71%-84%---calc
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...at midpoint during the third year61%-54%-76%---calc
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Weight placed on country-specific differences50%50%50%50%50%50%50%50%
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Weight placed on cross-country averages50%50%50%50%50%50%50%50%
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Final estimated share of nets that are used as intended...
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...at midpoint during the first year93%-93%-94%---calc
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...at midpoint during the second year77%-74%-80%---calc
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...at midpoint during the third year61%-57%-68%---calc
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Physical durability
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Share of surviving nets in good condition...
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...immediately after distribution100%100%100%100%100%100%100%100%assumption
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...6 months after distribution90%-98%-98%---from durability studies
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...12 months after distribution73%-70%-86%---from durability studies
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...24 months after distribution53%-42%-65%---from durability studies
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...36 months after distribution40%-26%-40%---from durability studies
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Share of surviving nets in moderately damaged condition
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...immediately after distribution0%0%0%0%0%0%0%0%assumption
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...6 months after distribution6%-2%-2%---from durability studies
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...12 months after distribution15%-21%-11%---from durability studies
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...24 months after distribution22%-23%-25%---from durability studies
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...36 months after distribution27%-29%-43%---from durability studies
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Share of surviving nets too torn to be used...
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...immediately after distribution0%0%0%0%0%0%0%0%assumption
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...6 months after distribution4%-1%-0%---from durability studies
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...12 months after distribution11%-10%-3%---from durability studies
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...24 months after distribution25%-35%-10%---from durability studies
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...36 months after distribution33%-44%-16%---from durability studies
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Initial proportion of surviving nets...
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That are in good condition...
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...at midpoint during the first year88%100%89%100%95%100%100%100%calc
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...at midpoint during the second year63%-56%-76%---calc
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...at midpoint during the third year47%-34%-53%---calc
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That are in serviceable (but not good) condition...
73
...at midpoint during the first year7%0%8%0%4%0%0%0%calc
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...at midpoint during the second year19%-22%-18%---calc
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...at midpoint during the third year25%-26%-34%---calc
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That are severely damaged...
78
...at midpoint during the first year5%0%3%0%1%0%0%0%calc
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...at midpoint during the second year18%-23%-6%---calc
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...at midpoint during the third year29%-40%-13%---calc
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Weight placed on country-specific differences50%50%50%50%50%50%50%50%
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Weight placed on cross-country averages50%50%50%50%50%50%50%50%
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Final proportion of surviving nets...
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That are in good condition...
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...at midpoint during the first year88%-88%-91%---calc
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...at midpoint during the second year63%-59%-70%---calc
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...at midpoint during the third year47%-40%-50%---calc
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That are in serviceable (but not good) condition...
92
...at midpoint during the first year7%-7%-6%---calc
93
...at midpoint during the second year19%-20%-18%---calc
94
...at midpoint during the third year25%-25%-29%---calc
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That are severely damaged...
97
...at midpoint during the first year5%-4%-3%---calc
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...at midpoint during the second year18%-20%-12%---calc
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...at midpoint during the third year29%-34%-21%---calc
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