Table 4.

(1)

Table 3. Tumour detection by PET/MRI and PET/CT: Tumour-Based Analysis.

Note - P = Positive; N = Negative; I = indeterminate

Sensitivity, specificity, and negative and positive predictive values were calculated considering equivocal lesions as benign. In parentheses, analysis considering Indeterminate results as malignant.

Table 4. Nodal detection by PET/MRI and PET/CT: Nodal Level -Based Analysis.

Final Diagnosis

Malignant (n = 52)

Benign

(n = 336) _AUC _Sens. _Spec _PPV _NPV

P N I P N I

PET/CT 49 1 2 4 328 4 0.983 94.2 (98.1) 96.8(97.6) 92.4(86.4) 99.1(99.7)

PET/MRI 51 1 0 4 326 6 0.995 98.1 (98.1) 98.8(97.0) 92.7 (83.6) 99.7(99.7)

Note - P = Positive; N = Negative; I = indeterminate

Sensitivity, specificity, and negative and positive predictive values were calculated considering equivocal lymphnodes as benign. In parentheses, analysis considering equivocal results as malignant.

Final Diagnosis Malignant

(n =22 )

Benign

(n = 8) _AUC _Sens. _Spec _PPV _NPV

P N I P N I

PET/CT 20 1 1 2 6 0 0.889 90.9 (95.4) 75 90.9 (91.3) 75 (85.7) PET/MRI 22 0 0 2 6 0 0.989 100 75 91. 6 100