Table 1. Clinical Characteristics of Patients With Discordant vs Concordant Parathyroid 4-Dimensional Computed Tomographic Scans.
| Variable | Discordant (n = 123) |
Concordant (n = 288) |
P Value |
|---|---|---|---|
| Age, mean (SD), y | 58.8 (13.2) | 60.9 (14.8) | .38 |
| Female, No. (%) | 97 (78.9) | 228 (79.2) | .95 |
| BMI, mean (SD) | 27.3 (6.4) | 27.6 (5.9) | .54 |
| Multigland disease, No. (%) | 82 (66.7) | 70 (24.3) | <.001 |
| Multinodular goiter or thyroid nodule, No. (%) | 50 (40.7) | 84 (29.2) | .02 |
| Prior thyroid or parathyroid surgery, No. (%) | 14 (11.4) | 82 (28.5) | <.001 |
| History of hypothyroidism, No. (%) | 30 (24.4) | 67 (23.3) | .06 |
| Parathyroid lesion size, mean (SD), cm | 0.86 (0.29) | 1.24 (0.50) | <.001 |
| Parathyroid lesion in the inferior position, No./total No. (%) | 87/133 (65.4) | 177/465 (38.1) | <.001 |
| Intended surgical approach, No. (%) | |||
| Focused parathyroidectomy | 39 (31.7) | 109 (37.8) | .24 |
| 4-Gland exploration | 84 (68.3) | 179 (62.2) |
Abbreviation: BMI, body mass index (calculated as weight in kilograms divided by height in meters squared).