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©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Jun 7, 2014; 20(21): 6608-6614
Published online Jun 7, 2014. doi: 10.3748/wjg.v20.i21.6608
Published online Jun 7, 2014. doi: 10.3748/wjg.v20.i21.6608
Table 3 Diagnostic performance comparisons in case-based and lesion-based analyses
PET/CT and CT in all patients | PET/CT in patients with different CEA levels | |||
PET/CT | CT | PET/CT (CEA ≤ 3.4 ng/mL) | PET/CT (CEA > 3.4 ng/mL) | |
Case-based analysis | ||||
Sensitivity (%) | 95.2 (79/83)1 | 80.7 (67/83)1 | 83.3 (10/12) | 97.2 (69/71) |
Specificity (%) | 82.6 (19/23) | 73.9 (17/23) | 85.7 (12/14) | 77.8 (7/9) |
Accuracy (%) | 92.5 (98/106)2 | 79.3 (84/106)2 | 84.6 (22/26) | 95 (76/80) |
Lesion-based analysis | ||||
Sensitivity (%) | 96.1 (146/152)3 | 83.1 (118/142)3 | 81.3 (13/16)5 | 97.8 (133/136)5 |
Specificity (%) | 81.4 (35/43) | 73.5 (25/34) | 80 (16/20) | 82.6 (19/23) |
Accuracy (%) | 92.8 (181/195)4 | 81.3 (143/176)4 | 80.6 (29/36)6 | 95.6 (152/159)6 |
- Citation: Zhang Y, Feng B, Zhang GL, Hu M, Fu Z, Zhao F, Zhang XL, Kong L, Yu JM. Value of 18F-FDG PET-CT in surveillance of postoperative colorectal cancer patients with various carcinoembryonic antigen concentrations. World J Gastroenterol 2014; 20(21): 6608-6614
- URL: https://www.wjgnet.com/1007-9327/full/v20/i21/6608.htm
- DOI: https://dx.doi.org/10.3748/wjg.v20.i21.6608