A national spatial prioritisation framework for the targeted expansion of essential sickle cell disease services across health-facility catchments in Uganda.
5 affiliations
- 1School of Medicine, College of Health Sciences, Makerere University, Upper Mulago Hill Road, P.O. Box 7062, Mulago, Kampala, Uganda. [email protected].
- 2Mbale Clinical Research Institute, Mbale Regional Referral & Teaching Hospital Complex, P.O. Box 1966, Plot 29-33 Pallisa Road, Mbale, Uganda. [email protected].
- 3School of Medicine, College of Health Sciences, Makerere University, Upper Mulago Hill Road, P.O. Box 7062, Mulago, Kampala, Uganda.
- 4Mbale Clinical Research Institute, Mbale Regional Referral & Teaching Hospital Complex, P.O. Box 1966, Plot 29-33 Pallisa Road, Mbale, Uganda.
- 5Faculty of Health Sciences, Busitema University, Mbale Campus, P.O. Box 1460, Mbale, Uganda.
Abstract
Background
Sickle cell disease causes substantial childhood morbidity and premature mortality in sub-Saharan Africa, while access to essential services remains uneven. In Uganda, geographic variation in inherited SCD risk supports spatially targeted service planning.Methods
We conducted a national facility-linked ecological spatial planning analysis using 280 eligible higher-level public facilities. Populated cells were assigned to the nearest eligible facility within a modelled 60-minute travel-time boundary. Epidemiological context was represented by a study-specific co-risk index combining standardised haemoglobin S (HbS) allele frequency and Plasmodium falciparum parasite rate among children aged 2 to 10 years (PfPR2-10). Reported availability was assessed for newborn screening, hydroxyurea, blood transfusion, and specialised SCD clinic care. We derived service-deficit, structural-vulnerability, programme-priority, service-specific priority, and coverage-to-need measures and assessed sensitivity to alternative weighting specifications.Results
Among 280 planning zones, 122 (43.6%) had none of the four reported services and 205 (73.2%) had no more than one. Co-risk ranged from 0.003 to 0.934 and service-mediated SCD structural vulnerability from 0.000 to 0.905. Higher programme-priority scores were concentrated mainly in northern, north-eastern, eastern, and parts of central Uganda, while lower-priority tiers were more common in the south-west. Newborn-screening and hydroxyurea priorities were closely aligned, transfusion priorities extended more broadly into northern and central Uganda, and specialised-clinic priorities were more spatially mixed. The overall coverage-to-need gap had a mean of 0.190 and median of 0.205. The 56 zones comprising the national top 20% of programme priority contained approximately 7.0 million people, representing 17.3% of the population within the analytic framework. Priority concentration was strongest in Lango, Teso, Acholi, Karamoja, and Busoga.Conclusions
The framework identified a concentrated set of candidate service-strengthening nodes under the specified assumptions, mainly in northern, north-eastern, and eastern Uganda. The findings can support further programme assessment and stakeholder review for phased, regionally coordinated, and service-specific expansion of SCD care.
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BibTeX
@article{paasi2026national,
title = {{A national spatial prioritisation framework for the targeted expansion of essential sickle cell disease services across health-facility catchments in Uganda.}},
author = {George Paasi and Grace Ndeezi and Ruth Namazzi and Ezekiel Mupere and Ian Guyton Munabi and Sarah Kiguli and Richard Idro and Peter Olupot-Olupot},
journal = {BMC global and public health},
year = {2026},
month = oct,
doi = {10.1186/s44263-026-00338-y},
url = {https://europepmc.org/article/MED/42864651},
note = {CC BY-NC-ND},
}
RIS
TY - JOUR
TI - A national spatial prioritisation framework for the targeted expansion of essential sickle cell disease services across health-facility catchments in Uganda.
AU - George Paasi
AU - Grace Ndeezi
AU - Ruth Namazzi
AU - Ezekiel Mupere
AU - Ian Guyton Munabi
AU - Sarah Kiguli
AU - Richard Idro
AU - Peter Olupot-Olupot
PY - 2026
DA - 2026/10/12
JO - BMC global and public health
DO - 10.1186/s44263-026-00338-y
UR - https://europepmc.org/article/MED/42864651
AB - Background Sickle cell disease causes substantial childhood morbidity and premature mortality in sub-Saharan Africa, while access to essential services remains uneven. In Uganda, geographic variation in inherited SCD risk supports spatially targeted service planning.Methods We conducted a national facility-linked ecological spatial planning analysis using 280 eligible higher-level public facilities. Populated cells were assigned to the nearest eligible facility within a modelled 60-minute travel-time boundary. Epidemiological context was represented by a study-specific co-risk index combining standardised haemoglobin S (HbS) allele frequency and Plasmodium falciparum parasite rate among children aged 2 to 10 years (PfPR2-10). Reported availability was assessed for newborn screening, hydroxyurea, blood transfusion, and specialised SCD clinic care. We derived service-deficit, structural-vulnerability, programme-priority, service-specific priority, and coverage-to-need measures and assessed sensitivity to alternative weighting specifications.Results Among 280 planning zones, 122 (43.6%) had none of the four reported services and 205 (73.2%) had no more than one. Co-risk ranged from 0.003 to 0.934 and service-mediated SCD structural vulnerability from 0.000 to 0.905. Higher programme-priority scores were concentrated mainly in northern, north-eastern, eastern, and parts of central Uganda, while lower-priority tiers were more common in the south-west. Newborn-screening and hydroxyurea priorities were closely aligned, transfusion priorities extended more broadly into northern and central Uganda, and specialised-clinic priorities were more spatially mixed. The overall coverage-to-need gap had a mean of 0.190 and median of 0.205. The 56 zones comprising the national top 20% of programme priority contained approximately 7.0 million people, representing 17.3% of the population within the analytic framework. Priority concentration was strongest in Lango, Teso, Acholi, Karamoja, and Busoga.Conclusions The framework identified a concentrated set of candidate service-strengthening nodes under the specified assumptions, mainly in northern, north-eastern, and eastern Uganda. The findings can support further programme assessment and stakeholder review for phased, regionally coordinated, and service-specific expansion of SCD care.
SN - 2731-913X
ER -