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The Lancet Regional Health — Africa · 2026

Mapping AI diagnostic innovation networks in sub-Saharan Africa: a social network analysis of trials, institutions, and funders

JI Forrest, H Ruton, M Thumath, JB Nachega, EJ Mills

  • The Lancet
  • Africa
  • Artificial Intelligence
  • Network Analysis

Abstract

Artificial intelligence diagnostic technologies are emerging tools for disease screening in sub-Saharan Africa, yet the partnership structures shaping their clinical validation remain uncharacterised. A social network analysis of 11 registered trials across 10 countries found complete structural fragmentation, with no institution occupying a bridging position between trials.

DOI: 10.1016/j.lanafr.2026.100064