Table 2 Comparisons of MDCT, PET, and macroscopic diagnosis in staging lymph node metastasis with colorectal carcinoma.
Sensitivity (%) | Specificity (%) | Positive predictive value (%) | Negative predictive value(%) | Accuracy (%) | |
---|---|---|---|---|---|
MDCT | 58 (11/19) | 67 (12/18) | 65 (11/17) | 60 (12/20) | 62 (23/37) |
PET | 37 (7/19) | 83 (15/18) | 70 (7/10) | 43 (15/27) | 59 (22/37) |
Macroscopic diagnosis | 68 (13/19) | 72 (13/18) | 72 (13/18) | 68 (13/19) | 70 (26/37) |
MDCT, multidetector row computed tomography; PET, positron emission tomography.