TABLE 2

Clinical Features of Patients With or Without 18F-FDG Uptake in Aneurysmal Wall

Patient no.Deciding factorAAA size (mm)rSUVTime between PET and surgery (d)
No 18F-FDG uptake
 1≥55 mm670.5820
 2≥55 mm700.334
 3≥55 mm600.335
 4≥55 mm55*0.4136
 5≥55 mm57*0.1818
 6Growth540.546
 7≥55 mm80*0.7628
 8≥55 mm560.438
 9Anxiety530.5826
 10≥55 mm710.7018
 Median58.50.4918
 IQR55.3–69.30.35–0.587–25
Positive for 18F-FDG uptake
 11Anxiety521.0444
 12Growth540.897
 13Pain40*1.9319
 14Growth551.2228
 15≥55 mm691.0620
 16≥55 mm670.895
 17Anxiety570.9721
 18Growth530.8411
 Median54.51.00§19
 IQR52.8–59.50.89–1.1010–23
  • * Neoplasia.

  • Renal insufficiency.

  • Diffuse uptake.

  • § P < 0.001, Mann-Whitney U test.

  • rSUV = aortic SUVmax/liver SUVmax. IQR = interquartile range.