Table 5 The value of intraoperative retrograde angiography through the superior thyroid artery for the intraoperative identification of parathyroid glands
Identification value | The locally blue-stained site was the superior parathyroid gland (location) | The locally blue-stained site was inferior parathyroid gland (location) |
|---|---|---|
(96) | (94) | |
Sensitivity | 83.33% (60/72) | 69.23% (54/78) |
Specificity | 41.66% (10/24) | 43.75% (7/16) |
Accuracy | 72.91% (70/96) | 64.89% (61/94) |
Positive predictive value | 81.08% (60/74) | 85.71% (54/63) |
Negative predictive value | 45.45% (10/22) | 22.58% (7/31) |