Table 1.
Demographic and perioperative data.
| TT (n = 104) |
TT plus CND (n = 153) |
P value | |
|---|---|---|---|
| Age | 51.6 ± 3.4 | 52.3 ± 2.3 | 0.227 |
|
| |||
| Sex ratio (M : F) | 1 : 5.5 | 1 : 4.1 | 0.359 |
|
| |||
| Follow-up duration (months) | 49.2 ± 15.9 | 55.2 ± 11.3 | 0.214 |
|
| |||
| Tumor size (cm3) | 1.6 ± 1.4 | 1.7 ± 1.2 | 0.878 |
|
| |||
| Operation time (min) | 93.2 ± 22.4 | 95.6 ± 17.9 | 0.093 |
|
| |||
| T stage | 0.817 | ||
| pT1 | 59 (56.7%) | 83 (52.2%) | |
| pT2 | 18 (17.4%) | 29 (18.9%) | |
| pT3 | 27 (25.9%) | 41 (26.9%) | |
|
| |||
| N stage | — | ||
| pN0 | NA∗ | 118 (77.2%) | |
| pN1a | NA | 35 (22.8%) | |
|
| |||
| Multiplicity | 34 (32.7%) | 58 (37.9%) | 0.497 |
|
| |||
| Parathyroid inadvertently excised† | 6 (5.8%) | 11 (7.2%) | 0.437 |
| Parathyroid autotransplantation‡ | 8 (7.7%) | 22 (14.4%) | 0.033 |
|
| |||
| Postoperative RAI | 74 (71.2%) | 112 (73.2%) | 0.405 |
∗Perithyroidal lymph node was incidentally harvested in 13 patients (12.5%), all of which were negative for malignancy; †detected in pathological review, not during the surgery; ‡devascularized parathyroid during the surgery.