Table 2 Clinical and histopathologic characteristics of the patients in the robotic and endoscopic groups after propensity score matching
Endoscopic Thyroidectomy (N = 42) | Robot-assisted Thyroidectomy (N = 135) | P | |
|---|---|---|---|
Age (yr) | 42.1 ± 9.7 | 41.6 ± 9.6 | 0.668 |
Gender | 0.906 | ||
Male | 5 (11.9%) | 17 (12.6%) | |
Female | 37 (88.1%) | 118 (87.4%) | |
BMI (kg/m2) | 24.3 ± 3.6 | 24.5 ± 3.9 | 0.942 |
Operation type | 0.376 | ||
LT | 9 (21.4%) | 21 (15.6%) | |
TT | 33 (78.6%) | 114 (84.4%) | |
Type of carcinoma | 0.78 | ||
PTC | 40 (95.2%) | 134 (99.3%) | |
FTC | 2 (4.8%) | 1 (0.7%) | |
Tumor size (mm) | 5.18 ± 3.49 | 5.32 ± 2.82 | 0.471 |
Extrathyroidal extension | 0.487 | ||
Yes | 3 (7.1%) | 6 (4.4%) | |
No | 39 (92.9%) | 129 (95.6%) | |
Multiplicity | 0.842 | ||
Yes | 6 (14.3%) | 21 (15.6%) | |
No | 36 (85.7%) | 114 (84.4%) | |
Tumor location | 0.256 | ||
Unilateral | 36 (85.7%) | 101 (74.8%) | |
Bilateral | 6 (14.3%) | 30 (22.2%) | |
isthmus | 0 (0.0%) | 4 (2.3%) | |
Combined goiter | 0.833 | ||
Yes | 26 (61.9%) | 86 (63.7%) | |
No | 16 (38.1%) | 49 (36.3%) | |
Combined thyroiditis | 0.563 | ||
Yes | 7 (16.7%) | 28 (20.7%) | |
No | 35 (83.3%) | 107 (79.3%) | |
T Category | 0.751 | ||
1a | 37 (88.1%) | 121 (89.6%) | |
1b | 2 (4.8%) | 8 (5.9%) | |
3b | 3 (7.1%) | 6 (4.4%) | |
N Category | 0.414 | ||
0 | 32 (76.2%) | 94 (69.6%) | |
1a | 10 (23.8%) | 41 (30.4%) | |
Stage | 0.843 | ||
I | 41 (97.2%) | 131 (97%) | |
II | 1 (2.8%) | 4 (3%) |