Evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post-mass drug administration surveillance in Nigeria’s Federal Capital Territory
Abstract Background Nigeria’s Federal Capital Territory (FCT) launched annual mass drug administration (MDA) in its four lymphatic filariasis (LF)-endemic councils in 2011, achieving sustained high coverage and pre-transmission assessment survey success. This study aimed to confirm transmission inte...
Saved in:
| Main Authors: | , , , , , , , , , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
BMC
2025-07-01
|
| Series: | Infectious Diseases of Poverty |
| Subjects: | |
| Online Access: | https://doi.org/10.1186/s40249-025-01333-5 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1849738206591844352 |
|---|---|
| author | Juliana Ajuma Amanyi-Enegela Joseph Kumbur Faizah Okunade Donald Ashikeni Rinpan Ishaya Girija Sankar William Enan Adamani Moses Aderogba Louise Makau-Barasa Achai Emmanuel Bosede Eunice Ogundipe Chinwe Okoye Babar Qureshi |
| author_facet | Juliana Ajuma Amanyi-Enegela Joseph Kumbur Faizah Okunade Donald Ashikeni Rinpan Ishaya Girija Sankar William Enan Adamani Moses Aderogba Louise Makau-Barasa Achai Emmanuel Bosede Eunice Ogundipe Chinwe Okoye Babar Qureshi |
| author_sort | Juliana Ajuma Amanyi-Enegela |
| collection | DOAJ |
| description | Abstract Background Nigeria’s Federal Capital Territory (FCT) launched annual mass drug administration (MDA) in its four lymphatic filariasis (LF)-endemic councils in 2011, achieving sustained high coverage and pre-transmission assessment survey success. This study aimed to confirm transmission interruption in Bwari and Gwagwalada and to evaluate post-MDA surveillance efficacy in Abaji and Kuje. Methods Transmission Assessment Surveys (TAS) were systematically conducted in four distinct evaluation units (EUs) within the FCT. TAS 1 was carried out in Bwari and Gwagwalada EUs that had recently achieved pre-TAS thresholds indicating potential interruption of transmission, whereas TAS 2 was conducted in Abaji and Kuje EUs, where MDA had been discontinued since 2021 following successful TAS 1 evaluations. Abbott Filarial Test Strips (FTS) were employed to test children aged 6–7 years attending selected schools. Data collection adhered to standardized WHO guidelines, utilizing both paper-based and electronic data-capture tools to enhance accuracy and reduce human error. Results A total of 6,448 children participated in surveys across the four EUs, with gender distribution closely balanced (53% male, 47% female). In TAS 1 (Bwari and Gwagwalada), no LF-positive cases were identified well below the WHO-defined critical cutoff of 18 cases. In TAS 2 (Abaji and Kuje), a single LF-positive case was detected in Abaji, still below the critical threshold. Participant refusal rates were minimal, reflecting strong community support and engagement. Conclusions The findings provide compelling evidence of significant progress toward LF elimination in Nigeria’s FCT; however, the single positive case in Abaji underscores the continued importance of vigilant surveillance and integrated vector-management strategies to maintain elimination status and guard against residual transmission. |
| format | Article |
| id | doaj-art-0b24e3f599e842cf927f5e2d1cde1659 |
| institution | DOAJ |
| issn | 2049-9957 |
| language | English |
| publishDate | 2025-07-01 |
| publisher | BMC |
| record_format | Article |
| series | Infectious Diseases of Poverty |
| spelling | doaj-art-0b24e3f599e842cf927f5e2d1cde16592025-08-20T03:06:41ZengBMCInfectious Diseases of Poverty2049-99572025-07-0114111010.1186/s40249-025-01333-5Evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post-mass drug administration surveillance in Nigeria’s Federal Capital TerritoryJuliana Ajuma Amanyi-Enegela0Joseph Kumbur1Faizah Okunade2Donald Ashikeni3Rinpan Ishaya4Girija Sankar5William Enan Adamani6Moses Aderogba7Louise Makau-Barasa8Achai Emmanuel9Bosede Eunice Ogundipe10Chinwe Okoye11Babar Qureshi12CBM Christian Blind MissionCBM Christian Blind Mission Okemesi Crescent Garki 2CBM Christian Blind Mission Okemesi Crescent Garki 2CBM Christian Blind Mission Okemesi Crescent Garki 2Health and Development Support Programme (HANDS)CBM Christian Blind MissionCBM Christian Blind Mission Okemesi Crescent Garki 2The END FundThe END FundHealth and Development Support Programme (HANDS)Department of Public Health, Federal Capital Territory AdministrationNational Lymphatic Filariasis Elimination Programme, Neglected Tropical Diseases, Public Health Department, Federal Ministry of HealthCBM Christian Blind MissionAbstract Background Nigeria’s Federal Capital Territory (FCT) launched annual mass drug administration (MDA) in its four lymphatic filariasis (LF)-endemic councils in 2011, achieving sustained high coverage and pre-transmission assessment survey success. This study aimed to confirm transmission interruption in Bwari and Gwagwalada and to evaluate post-MDA surveillance efficacy in Abaji and Kuje. Methods Transmission Assessment Surveys (TAS) were systematically conducted in four distinct evaluation units (EUs) within the FCT. TAS 1 was carried out in Bwari and Gwagwalada EUs that had recently achieved pre-TAS thresholds indicating potential interruption of transmission, whereas TAS 2 was conducted in Abaji and Kuje EUs, where MDA had been discontinued since 2021 following successful TAS 1 evaluations. Abbott Filarial Test Strips (FTS) were employed to test children aged 6–7 years attending selected schools. Data collection adhered to standardized WHO guidelines, utilizing both paper-based and electronic data-capture tools to enhance accuracy and reduce human error. Results A total of 6,448 children participated in surveys across the four EUs, with gender distribution closely balanced (53% male, 47% female). In TAS 1 (Bwari and Gwagwalada), no LF-positive cases were identified well below the WHO-defined critical cutoff of 18 cases. In TAS 2 (Abaji and Kuje), a single LF-positive case was detected in Abaji, still below the critical threshold. Participant refusal rates were minimal, reflecting strong community support and engagement. Conclusions The findings provide compelling evidence of significant progress toward LF elimination in Nigeria’s FCT; however, the single positive case in Abaji underscores the continued importance of vigilant surveillance and integrated vector-management strategies to maintain elimination status and guard against residual transmission.https://doi.org/10.1186/s40249-025-01333-5Lymphatic filariasisMass drug administrationTransmissionAssessmentSurveillanceElimination |
| spellingShingle | Juliana Ajuma Amanyi-Enegela Joseph Kumbur Faizah Okunade Donald Ashikeni Rinpan Ishaya Girija Sankar William Enan Adamani Moses Aderogba Louise Makau-Barasa Achai Emmanuel Bosede Eunice Ogundipe Chinwe Okoye Babar Qureshi Evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post-mass drug administration surveillance in Nigeria’s Federal Capital Territory Infectious Diseases of Poverty Lymphatic filariasis Mass drug administration Transmission Assessment Surveillance Elimination |
| title | Evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post-mass drug administration surveillance in Nigeria’s Federal Capital Territory |
| title_full | Evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post-mass drug administration surveillance in Nigeria’s Federal Capital Territory |
| title_fullStr | Evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post-mass drug administration surveillance in Nigeria’s Federal Capital Territory |
| title_full_unstemmed | Evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post-mass drug administration surveillance in Nigeria’s Federal Capital Territory |
| title_short | Evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post-mass drug administration surveillance in Nigeria’s Federal Capital Territory |
| title_sort | evaluating the effectiveness of mass drug administration on lymphatic filariasis transmission and assessment of post mass drug administration surveillance in nigeria s federal capital territory |
| topic | Lymphatic filariasis Mass drug administration Transmission Assessment Surveillance Elimination |
| url | https://doi.org/10.1186/s40249-025-01333-5 |
| work_keys_str_mv | AT julianaajumaamanyienegela evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT josephkumbur evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT faizahokunade evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT donaldashikeni evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT rinpanishaya evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT girijasankar evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT williamenanadamani evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT mosesaderogba evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT louisemakaubarasa evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT achaiemmanuel evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT bosedeeuniceogundipe evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT chinweokoye evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory AT babarqureshi evaluatingtheeffectivenessofmassdrugadministrationonlymphaticfilariasistransmissionandassessmentofpostmassdrugadministrationsurveillanceinnigeriasfederalcapitalterritory |