Table 1: Numbers of true positive cases identified for each of the imaging modalities and the respective sensitivities.

PET/CT true pos PET/CT sensitivity MRI true pos MRI sensitivity CT true pos CT sensitivity
Primary Tumour 39/54 72% (p < 0.01) 37/54 69% 25/54 46%
Nodal 13/19 68% 14/19 74% 12/19 63%
Metastases 6 N/A 2 N/A 3 N/A