Table 2 Univariate analysis of predictive factors for OS of the surgical group (n = 11)
From: Surgical treatment in non-small cell lung cancer with pulmonary oligometastasis
Predictive factors | Patients | 5-year OS (%) | Log-rank p value |
|---|---|---|---|
Gender | |||
Male | 6 | 16.7 | |
Female | 5 | 20.0 | 0.956 |
Age (years) | |||
>50 | 7 | 14.3 | |
≤50 | 4 | 25.0 | 0.176 |
Histological subtypes of primary tumor | |||
Adenocarcinoma | 8 | 12.5 | |
Non-adenocarcinoma | 3 | 33.3 | 0.855 |
Oligometastatic site | |||
Ipsilateral lung | 4 | 50.0 | |
Contralateral lung | 7 | 0.00 | 0.104 |
Oligometastatic mode | |||
Sync-oligometastasis | 3 | 0.00 | |
Oligo-recurrence | 8 | 25.0 | 0.012 |
Number of oligometastatic nodules | |||
One | 6 | 33.3 | |
Two or Three | 5 | 0.00 | 0.040 |
pN of primary tumor | |||
N0 | 4 | 50.0 | |
N1 or N2 | 7 | 0.00 | 0.038 |
TNM stage of primary tumor | |||
I or II | 7 | 28.6 | |
III or IV | 4 | 0.00 | 0.0004 |