T/N staging | M staging | Overall | ||||
---|---|---|---|---|---|---|
Parameter | PET/CT | PET | PET/CT | PET | PET/CT | PET |
Sensitivity (% [no. of patients]) | 95 (18/19) | 95 (18/19) | 100 (19/19) | 84 (16/19) | 95 (18/19) | 79 (15/19) |
Specificity (% [no. of patients]) | 91 (19/21) | 76 (16/21) | 100 (21/21) | 95 (20/21) | 91 (19/21) | 76 (16/21) |
PPV (% [no. of patients]) | 90 (18/20) | 78 (18/23) | 100 (19/19) | 94 (16/17) | 86 (18/21) | 75 (15/20) |
NPV (% [no. of patients]) | 95 (19/20) | 94 (16/17) | 100 (21/21) | 87 (20/23) | 95 (19/20) | 80 (16/20) |
Accuracy (% [no. of patients]) | 93 (37/40) | 85 (34/40) | 100 (40/40) | 90 (36/40) | 93 (37/40) | 78 (31/40) |
PPV = positive predictive value; NPV = negative predictive value.