One worry about cancer blood testing is that it might leave people anxious. This follow-up to the PATHFINDER study looked at exactly that. It found testing was linked to minimal distress overall, and people who received a cancer signal generally returned to their emotional baseline within twelve months. Many said they were extremely satisfied with having taken the test.
Source: Psychosocial impact of a multi-cancer early detection test (PATHFINDER). Lancet Oncol. 2024
A US study in over 6,600 adults over 50. When the Galleri® test flagged a signal, it pointed to the right place 97% of the time.
The NHS-Galleri trial followed over 140,000 people. Its main goal wasn't met — but the most advanced, stage IV diagnoses fell
PATHFINDER 2 followed nearly 36,000 adults over 50 across the US and Canada — the largest look yet at how well the test performs.