Table 3 Univariate analysis of factors associated with PFS and OS
Variable | PFS(months) | OS(months) | ||||
|---|---|---|---|---|---|---|
mPFS | 95% CI | p | mOS | 95% CI | p | |
NLR | ||||||
  < 2.47 | 24.0 | 18.459–29.541 | 0.000 | 37 | 30.551–43.449 | 0.000 |
  ≥ 2.47 | 12.0 | 9.773–14.227 |  | 22 | 18.040–25.960 |  |
PLR | ||||||
  < 136 | 24.0 | 20.145–27.835 | 0.000 | 35 | 30.268–39.732 | 0.000 |
  ≥ 136 | 12.0 | 10.597–13.403 |  | 24 | 20.708–27.292 |  |
Gender | ||||||
 Male | 18 | 15.163–20.837 | 0.111 | 29 | 25.720–32.280 | 0.089 |
 Female | 19 | 14.151–23.849 |  | 31 | 25.839–36.161 |  |
Age (year) | ||||||
  < 65 | 18 | 14.786–21.214 | 0.517 | 29 | 25.556–32.444 | 0.272 |
  ≥ 65 | 18 | 14.512–21.488 |  | 30 | 26.300–33.700 |  |
Smoking | ||||||
 Yes | 16 | 11.478–20.522 | 0.695 | 28 | 23.077–32.923 | 0.613 |
 No | 19 | 16.718–21.282 |  | 31 | 28.015–33.985 |  |
Alcohol | ||||||
 Yes | 16 | 11.614–20.386 | 0.407 | 28 | 22.492–33.508 | 0.300 |
 No | 19 | 16.720–21.280 |  | 30 | 27.149–32. 851 |  |
TNM Stage | ||||||
 Stage I-II | 25 | 18.574–31.426 | 0.000 | 37 | 28.095–45.905 | 0.000 |
 Stage III-IV | 15 | 12.392–17.608 |  | 27 | 24.546–29.454 |  |
Tumor length | ||||||
  < 5 cm | 24 | 19.842–28.158 | 0.016 | 34 | 30.767–37.233 | 0.032 |
  ≥ 5 cm | 15 | 12.321–17.679 |  | 27 | 24.382–29.618 |  |
Tumor location | ||||||
 Upper thoracic | 19 | 14.224–23.776 | 0.800 | 33 | 26.632–39.368 | 0.455 |
 Middle thoracic | 16 | 10.668–21.332 |  | 30 | 25.397–34.603 |  |
 Lower thoracic | 17 | 14.670–19.330 |  | 28 | 26.102–29. 898 |  |