Skip to main content

Table 4 Total metabolic active tumour volume repeatability for different tracer uptake intervals, reconstruction settings, and lesion delineation methods

From: Repeatability of [18F]FDG PET/CT total metabolic active tumour volume and total tumour burden in NSCLC patients

Method 60 min of uptake 90 min of uptake
TRT (RC) TRT% (RC%) ICC TRT (RC) TRT% (RC%) ICC
EARL
 SUV25 29.7 (211) 5.9 (51) 0.93 9.4 (35) 3.7 (15) 1.00
 SUV40 2.5 (44) 1.0 (31) 0.99 3.5 (17) 7.9 (32) 1.00
 41MAX 4.5 (35) 7.8 (45) 0.99 6.5 (30) 3.0 (14) 1.00
 A50P 0.4 (38) 5.9 (49) 0.92 16.2 (77) 10.5 (37) 0.83
 MV2 9.4 (48) 9.3 (44) 0.99 5.4 (24) 3.5 (15) 1.00
 MV3 − 4.2 (36) 1.2 (39) 0.94 15.7 (78) 9.1 (38) 0.83
 RD − 5.7 (82) − 9.8 (61) 0.96  
PSF
 SUV25 46.0 (171) 14.9 (44) 0.95 139.5 (738) 14.4 (63) 0.65
 SUV40 3.4 (23) 1.8 (29) 1.00 3.8 (19) 5.6 (22) 1.00
 41MAX 3.2 (17) 6.9 (35) 1.00 17.4 (92) 6.2 (30) 0.92
 A50P 2.1 (15) 0.2 (19) 0.99 5.7 (19) 8.2 (21) 0.98
 MV2 5.4 (25) 3.0 (35) 1.00 14.5 (75) 5.6 (22) 0.98
 MV3 2.8 (14) 3.1 (18) 1.00 3.7 (20) 3.9 (21) 0.98
  1. Average and repeatability coefficient of total metabolic active tumour volume (TMATV) repeatability for different tracer uptake intervals, reconstruction settings, and lesion delineation methods, including the corresponding ICC. TRT in mL and TRT% in percentage