BioMed Research International / 2015 / Article / Tab 3

Clinical Study

Intraoperative Scintigraphy Using a Large Field-of-View Portable Gamma Camera for Primary Hyperparathyroidism: Initial Experience

Table 3

Contingency table of imaging findings versus pathology findings for excised specimens and neck imaging.

Specimen imaging versus pathologyPostexcision neck imaging versus pathology
Pathology positivePathology negativePathology positivePathology negative

Specimen imaging positive200Neck imaging residual focus200
Specimen imaging negative07Neck imaging focus gone07

True positives for specimen imaging (specimen hot adenoma removed)=100%
True positives for neck imaging (focus present adenoma not removed)=100%
False positives for specimen imaging (specimen hot adenoma not removed) =0%
False positives for neck imaging (focus present adenoma removed)=0%
True negatives for specimen imaging (specimen cold adenoma removed)=100%
True negatives for neck imaging (focus absent adenoma removed)=100%
False negatives for specimen imaging (specimen cold adenoma not removed) =0%
False negatives for neck imaging (focus absent adenoma not removed)=0%