Table 3 Univariable analysis of RLNI pre- and post-PSM
RLNI (pre-PSM) | RLNI (post-PSM) | |||||
|---|---|---|---|---|---|---|
Yes (n=37) | No (n=151) | P value | Yes (n=24) | No (n=24) | P value | |
Dissection device | ||||||
Energy | 25 (13.30%) | 67 (35.64%) | 0.016 | 11 (22.92%) | 3 (6.28%) | 0.008 |
Non-energy | 12 (6.38%) | 84 (44.69%) | 13 (27.08%) | 21 (43.75%) | ||
Side of primary | ||||||
Left | 26 (13.83%) | 59 (31.38%) | 0.001 | 8 (16.67%) | 8 (16.67%) | < 0.001 |
Right | 11 (5.85%) | 92 (48.94%) | 16 (33.33%) | 16 (33.33%) | ||
Age (years) | ||||||
< 60 | 20 (10.64%) | 61 (32.45%) | 0.143 | 12 (25.00%) | 16 (33.33%) | 0.506 |
> 60 | 17 (9.04%) | 90 (47.87%) | 12 (25.00%) | 8 (16.67%) | ||
Gender | ||||||
Male | 22 (11.70%) | 97 (51.60%) | 0.704 | 16 (33.33%) | 15 (31.25%) | 0.806 |
Female | 15 (7.98%) | 54 (28.72%) | 8 (16.67%) | 9 (18.75) | ||
FEV1 (L) | ||||||
< 2 | 23 (12.23%) | 59 (31.38%) | 0.016 | 13 (27.08%) | 15 (31.25%) | 0.012 |
≥ 2 | 14 (7.45%) | 92 (48.94%) | 11 (22.92%) | 9 (18.75) | ||
BMI | ||||||
< 24 | 18 (9.57%) | 96 (51.06%) | 0.132 | 11 (22.92%) | 11 (22.92%) | 0.011 |
≥ 24 | 19 (10.11%) | 55 (29.26%) | 13 (27.08%) | 13 (27.08%) | ||
Operative time (min) | ||||||
< 150 | 11 (5.85%) | 74 (39.36%) | 0.043 | 16 (33.33%) | 12 (25.00%) | 0.022 |
≥ 150 | 26 (13.83%) | 77 (40.96%) | 8 (16.67%) | 12 (25.00%) | ||
Location of primary | ||||||
Peripheral | 28 (14.89%) | 121 (64.36%) | 0.651 | 18 (37.50%) | 16 (33.33%) | 0.901 |
Central | 9 (4.79%) | 30 (15.96%) | 6 (12.50%) | 8 (16.67%) | ||
Stage | ||||||
Early | 21 (11.17%) | 113 (60.11%) | 0.042 | 8 (16.67%) | 6 (12.50%) | 0.056 |
Advanced | 16 (8.51%) | 38 (20.21%) | 16 (33.33%) | 18 (37.50%) | ||