Table 1.
Comparison of preoperative and operative characteristics of patients
| Factors | VATS lobectomy | Mini-thoracotomy lobectomy | Significance |
|---|---|---|---|
| Gender (male/female) | 14/11 | 32/30 | N.S. |
| Age (years) | 68.4 ± 9.0 | 67.7 ± 9.1 | N.S. |
| Maximum diameter of tumor shadow (mm) | 25.7 ± 13.4 | 32.6 ± 27.2 | N.S. |
| cN (N0/N1/N2) | 25/0/0 | 56/5/1 | N.S. |
| cStage (IA/IB/IIA/IIB/IIIA) | 19/5/1/0/0 | 37/12/8/3/2 | N.S. |
| Laterality (right/left) | 13/12 | 35/27 | N.S. |
| Location (upper lobe/lower lobe) | 20/5 | 29/33 | P = 0.0096 |
| Nodal dissection (hilar/mediastinal) | 2/23 | 3/59 | N.S. |
| Length of skin incision (cm) | 3.9 ± 0.7 | 9.1 ± 2.7 | P < 0.0001 |
| Duration of operation (min) | 280.9 ± 75.1 | 396.5 ± 96.6 | N.S. |
| Bleeding amount (ml) | 114.9 ± 105.3 | 139.0 ± 126.8 | N.S. |
Mean ± S.D.
N.S. Not significant