Table 1. Patient characteristics.
| SPT | TRT | P value | |
|---|---|---|---|
| Sex (male/female) | 31/41 | 5/3 | 0.29* |
| Age (mean, years) | 53.4±14.8 | 55.5±9.9 | 0.78# |
| BMI | 22.8±3.7 | 23.8±5.1 | 0.42# |
| Tumor size (cm) | 3.2±1.7 | 4.1±2.1 | 0.21# |
| Myasthenia gravis | 13 (18.1%) | 2 (25.0%) | 0.63* |
| Anterior mediastinal tumor | 62 (86.1%) | 8 (100%) | 0.25* |
| Lung resection | 1 (1.4%) | 0 (0%) | |
| Pericardium resection | 1 (1.4%) | 1 (12.5%) | |
| Thymoma | 18 (25.0%) | 7 (87.5%) | 0.0003* |
| WHO histological type (A/AB/B1-3/C/other) | 1/10/6/0/1 | 0/0/6/1/0 | |
| p-Masaoka stage (10) (I/II) | 14/4 | 4/3 | 0.30* |
*, chi-squared test; #, Mann–Whitney U-test. SPT, single-port thymectomy; TRT, trans-subxiphoid robotic thymectomy; BMI, body mass index; WHO, World Health Organization.