Table 1.

Comparative analysis of the final diagnosis and 18F-FDG PET/CT

Final diagnosisCases18F-FDG PET/CT positive18F-FDG PET/CT negative
TrueFalseFalseTrue
Infectious disease, n3119570
Tumour, n1515000
NIIDs, n2015320
Undiagnosed, n2301508
Total, n89492398
  • 18F-FDG PET/CT = 18F-fluorodeoxyglucose positron emission tomography / computed tomography; NIIDs = non-infectious inflammatory diseases.