Table 2 Surgical outcomes of the patients
ESLR group (n = 291) | Conventional group (n = 102) | P | |
|---|---|---|---|
Operative time (min) | 260.40 ± 26.49 | 255.25 ± 27.91 | 0.096 |
Chest | 61.43 ± 8.20 | 59.66 ± 8.51 | 0.064 |
Lymphadenectomy along left RLN | 11.85 ± 2.08 | 11.51 ± 1.57 | 0.091 |
Total number of LNs (n) | 32.71 ± 6.99 | 30.47 ± 6.87 | 0.005 |
Number of LNs along the left RLN (n) | 5.36 ± 1.35 | 3.07 ± 1.09 | < 0.001 |
Size of tumor (cm) | 3.54 ± 1.20 | 3.60 ± 1.12 | 0.666 |
Pathologic T stage (n) | 0.415 | ||
0 | 7(2.41%) | 3(2.94%) | |
1 | 45(15.46%) | 16(15.69%) | |
2 | 43(14.78%) | 22(21.57%) | |
3 | 196(67.35%) | 61(59.80%) | |
Pathologic N stage (n) | 0.426 | ||
0 | 139(47.77%) | 58(56.86%) | |
1 | 90(30.93%) | 28(27.45%) | |
2 | 45(15.46%) | 12(11.77%) | |
3 | 17(5.84%) | 4(3.92%) | |
Thoracic duct resection (n) | 0.957 | ||
Yes | 28(9.62%) | 10(9.80%) | |
N0 | 263(90.38%) | 92(90.20%) |