Table 1 Economic cost (in 2000US$*) and CE of IRS in sub-Saharan Africa
From: Improving the cost-effectiveness of IRS with climate informed health surveillance systems
Study (number) and Location [costs reported in original study] | Intervention description and scale | Unit Cost per year† (rounded to nearest cent) | Cost-effectiveness (rounded to nearest $) |
|---|---|---|---|
Study (1) Tanzania [20] | • IRS one round per year • Lambda chyhalothrin (Icon) • 1000 people covered | $2.45 per person protected | No Data |
Study (2) Highland Kenya [2000 $] | • IRS one round per year • Lambda cyhalothrin (Icon) • 1752 people covered | $0.88 per person protected [22] | $9 per infection case prevented [21] |
Study (3) KwaZulu Natal, S Africa [23] [1999 Rand and $] | • IRS one round per year • Deltamethrin • 26,703 people covered | $4.93 per person protected | No Data |
Study (4) LSDI, Mozambique [2000 $] | • IRS two rounds per year • FICAM and Propoxur • 251,918 people covered Zone 1: 1 round FICAM, 1 round Propoxur (71047 people) Zone 1A: 2 rounds FICAM (180871 people) | $4.82 per person protected Zone 1: $3.48 per person protected Zone 1A: $2.16 per person protected | $28 per clinical case averted $29 per infection case prevented |
Study (5) Reanalysis of Kwa-Zulu Natal, South Africa [17] [$2005] | • IRS one round per year • Deltamethrin • 26,703 people covered | $4.27 per person protected | $596 per death averted $23 per DALY averted‡ |
$30.35 cost per under five protected | $5518 per under five death averted $167 per under five DALY averted | ||
Study (6) Reanalysis of LSDI, Mozambique** [17] [$2005] | • IRS two rounds per year • FICAM and Propoxur • 251,918 people covered | $4.94 per person protected | $897 per death averted $27 per DALY averted |
$27.40 per under five protected | $4981 per death averted $151 per DALY averted | ||
• IRS one round per year • Lambda cyhalothrin (Icon) | $4.34–7.67 per under five protected [26] | $12–22 per under five DALY averted [25] | |
• IRS two rounds per year • Lambda cyhalothrin (Icon) | $8.69–15.34 per under five protected [26] | $24–44 per under five DALY averted [25] |