Table 1.
Open (n = 109) | Thoracoscopy (n = 101) | P a | |||
---|---|---|---|---|---|
n | % | n | % | ||
Age (years) | |||||
Median (range) | 62 (41–75) | 63 (48–75) | 0.522b | ||
Gender | |||||
Male | 93 | 85.3 | 82 | 81.2 | 0.462 |
Female | 16 | 14.7 | 19 | 18.8 | |
Body mass index | |||||
Median (range) | 22 (13–29) | 23 (17–28) | 0.934b | ||
Tumor location | |||||
Upper thoracic | 12 | 11.0 | 15 | 14.9 | 0.183 |
Mid-thoracic | 65 | 59.6 | 67 | 66.3 | |
Lower thoracic | 32 | 29.4 | 19 | 18.8 | |
Tumor size | |||||
≤4 cm | 76 | 69.7 | 70 | 69.3 | 1.000 |
>4 cm | 33 | 30.3 | 31 | 30.7 | |
Lymphadenectomy | |||||
Two-field | 41 | 37.6 | 40 | 39.6 | 0.779 |
Three-field | 68 | 62.4 | 61 | 60.4 | |
Abdominal approach | |||||
Open | 102 | 93.6 | 43 | 42.6 | <0.0001 |
Laparoscopy | 7 | 6.4 | 58 | 57.4 | |
Reconstruction route | |||||
Ante-sternal | 6 | 5.5 | 0 | 0 | <0.0001 |
Retrosternal | 50 | 45.9 | 23 | 22.8 | |
Posterior mediastinal | 53 | 48.6 | 78 | 77.2 | |
Blood loss (mL) | |||||
Median (range) | 412 (45–1,833) | 293 (0–4,225) | <0.001b | ||
Operating time (min) | |||||
Median (range) | 399 (222–638) | 510 (310–871) | <0.0001b | ||
Red blood cell transfusion | |||||
Yes | 5 | 4.5 | 3 | 3.0 | 0.723 |
Lymph nodes harvested | |||||
Median (range) | 47 (19–120) | 56 (18–120) | 0.063b |
aFisher’s exact test
bWilcoxon rank sum test