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| Variables | VATS (n=43) | RATS (n=43) | P value |
|---|---|---|---|
| Histological type | 0.31 | ||
| Adenocarcinoma | 40 | 42 | |
| Squamous cell carcinoma | 3 | 1 | |
| R0 resection | 43 | 43 | |
| T stage | 0.72 | ||
| T1a | 20 | 17 | |
| T1b | 17 | 18 | |
| T1c | 4 | 7 | |
| T2b | 1 | 1 | |
| T3 | 1 | 0 | |
| N stage | 0.37 | ||
| N0 | 41 | 40 | |
| N1 | 1 | 0 | |
| N2 | 1 | 3 | |
| pTNM stage | 0.48 | ||
| IA1 | 20 | 17 | |
| IA2 | 17 | 17 | |
| IA3 | 2 | 5 | |
| IIA | 1 | 1 | |
| IIB | 2 | 0 | |
| IIIA | 1 | 3 |
VATS, thoracoscopic assisted surgery group; RATS, robotic assisted surgery group.
