Table 1 Baseline characteristics of the study populations
From: Gasless robot-assisted transaxillary hemithyroidectomy (RATH): learning curve and complications
Characteristic | RATH (range, %) (N = 105) | CH (range, %) (N = 104) | P-value |
|---|---|---|---|
Age (year) | 36.2 ± 8.1 (19–54) | 43.9 ± 11.8 (25–71) | 0.000 |
Sex (F:M) | 2.75 (73.3):1 (26.7) | 2.85 (74.0):1 (26.0) | 0.908 |
Mean BMI (kg/m2) | 22.7 ± 3.5 (16.9–33.6) | 23.9 ± 3.4 (15.4–33.3) | 0.009 |
Tumor size (cm) | 1.0 ± 0.6 (0.2–3.5) | 0.9 ± 6.7 (0.3–5.5) | 0.949 |
Final Pathology (%) | |||
Benign | 8 (7.6) | 3 (2.9) | 0.125 |
Malignant | 97 (92.4) | 101 (97.1) | |
Pathological T classification (%) | |||
T1a | 67 (69.1) | 68 (67.3) | |
T1b | 21 (21.6) | 27 (26.7) | |
T2 | 7 (7.2) | 5 (5.0) | |
T3 | 0 (0) | 1 (1.0) | |
T4a | 2 (2.1) | 0 (0) | 0.404 |
Pathological N classification (%) | |||
N0 | 67 (69.1) | 68 (67.3) | |
N1a | 30 (30.9) | 33 (32.7) | 0.792 |
Postoperative length of stay (day) | 2.1 ± 0.8 (1–5) | 1.0 ± 0.4 (1–4) | 0.000 |