Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Principles of Disease Surveillance01:26

Principles of Disease Surveillance

66
Disease surveillance is the systematic collection, analysis, and interpretation of health data essential to the planning, implementation, and evaluation of public health practice. This process integrates data dissemination to entities responsible for preventing and controlling disease, injury, and disability. Surveillance systems provide crucial information for action, helping public health authorities make informed decisions to manage and prevent outbreaks, ensure public safety, optimize...
66
Applications of GIS: Disaster Management and Emergency Response01:29

Applications of GIS: Disaster Management and Emergency Response

36
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
36
Steps in Outbreak Investigation01:18

Steps in Outbreak Investigation

102
In the ever-evolving field of public health, statistical analysis serves as a cornerstone for understanding and managing disease outbreaks. By leveraging various statistical tools, health professionals can predict potential outbreaks, analyze ongoing situations, and devise effective responses to mitigate impact. For that to happen, there are a few possible stages of the analysis:
102
Introduction to GIS01:28

Introduction to GIS

53
Geographic Information Systems (GIS) are tools for storing, analyzing, and displaying spatial data alongside related attributes. Unlike traditional information systems that address general queries, GIS incorporates spatial components, enabling users to answer "where" and "how far." For example, GIS can process housing data linked to geographic locations like zip codes, allowing insights into population density or housing distribution through thematic maps.GIS integrates technologies such as...
53
Manipulation and Analysis01:21

Manipulation and Analysis

18
GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
18

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Barriers to HIV Prevention and Treatment Services in Achieving Epidemic Control Among Key Population in Nigeria: An Implementation Science Study on NAHI Project.

Journal of the International Association of Providers of AIDS Care·2026
Same author

Achieving HIV epidemic control through accelerating efforts to expand access to pre-exposure prophylaxis for people who inject drugs.

Frontiers in reproductive health·2024
Same author

Achieving HIV epidemic control through integrated community and facility-based strategies: Lessons learnt from ART-surge implementation in Akwa Ibom, Nigeria.

PloS one·2022
Same author

Pattern and Sociodemographic Correlates of Job Stress among Staff in a Nigerian Psychiatric Hospital.

Indian journal of occupational and environmental medicine·2022
Same author

Differentiated service delivery models among PLHIV in Akwa Ibom and Cross River States, Nigeria during the COVID-19 pandemic: descriptive analysis of programmatic data.

Journal of the International AIDS Society·2021

Related Experiment Video

Updated: May 28, 2025

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model
23:56

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model

Published on: October 31, 2010

16.7K

Improving HIV case finding using spatial data infrastructures in Anambra State, Nigeria: a pre-post intervention

Kevin O Ukueku1, Bonaventure M Ukoaka2,3,4, Emmanuel A Ugwuanyi5

  • 1Monitoring and Evaluation Unit, Achieving Health Nigeria Initiative, Awka, Nigeria.

BMC Public Health
|February 12, 2025
PubMed
Summary

Spatial Data Infrastructure (SDI) significantly improved HIV case identification in Nigeria, doubling the number of cases found. This innovative approach enhances HIV testing services (HTS) in remote areas.

Keywords:
GISHIV case-findingHIV testing services (HTS)Hotspot mapsMicroplansSpatial data infrastructure

More Related Videos

An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings
19:57

An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings

Published on: March 30, 2014

18.5K
Visualizing Field Data Collection Procedures of Exposure and Biomarker Assessments for the Household Air Pollution Intervention Network Trial in India
09:33

Visualizing Field Data Collection Procedures of Exposure and Biomarker Assessments for the Household Air Pollution Intervention Network Trial in India

Published on: December 23, 2022

2.1K

Related Experiment Videos

Last Updated: May 28, 2025

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model
23:56

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model

Published on: October 31, 2010

16.7K
An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings
19:57

An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings

Published on: March 30, 2014

18.5K
Visualizing Field Data Collection Procedures of Exposure and Biomarker Assessments for the Household Air Pollution Intervention Network Trial in India
09:33

Visualizing Field Data Collection Procedures of Exposure and Biomarker Assessments for the Household Air Pollution Intervention Network Trial in India

Published on: December 23, 2022

2.1K

Area of Science:

  • Public Health
  • Geographic Information Systems
  • Epidemiology

Background:

  • Nigeria faces high HIV prevalence, exacerbated by difficulties reaching individuals in isolated or unmapped regions.
  • Spatial Data Infrastructure (SDI) presents a promising technological solution for identifying HIV cases in previously unreached populations.
  • This research focuses on the application of SDI to enhance HIV case finding within Nigeria's Anambra North Senatorial District.

Purpose of the Study:

  • To evaluate the effectiveness of Spatial Data Infrastructure (SDI) in improving HIV case identification.
  • To assess the impact of SDI-driven HIV testing services (HTS) implementation in Anambra North Senatorial District.
  • To demonstrate the utility of SDI for targeted HIV case finding in underserved geographical areas.

Main Methods:

  • A pre-post intervention study design was employed to analyze HIV testing services (HTS) data.
  • Settlements for HTS were identified using SDI tools, including microplans and hotspot maps generated via Geographical Information Systems (GIS).
  • Community teams collected geolocated data using a custom application to inform targeted testing strategies.

Main Results:

  • The utilization of SDI demonstrated a marked increase in HIV case identification compared to periods without its use.
  • SDI provided a strategic framework that significantly enhanced the efficiency of HTS implementation.
  • Local Government Areas, particularly those with rural settlements, that adopted SDI showed a substantial improvement in upscaling case identification.

Conclusions:

  • Spatial Data Infrastructure (SDI) is a viable tool for facilitating HIV case identification.
  • The study observed a twofold increase in identified HIV cases during the periods SDI was implemented.
  • The pioneering use of SDI for HIV case finding in Nigeria offers a promising model for effective HTS implementation in high-burden, hard-to-reach locations.