Table 2.
Table of the clinical features of the adopted dataset and their distributions.
| Clinical feature | Distribution |
|---|---|
| Recurrence | |
| Yes (abs; %) | (40; 27.78%) |
| No (abs; %) | (104; 72.22%) |
| Age at histological diagnosis | |
| Median [q1; q3] | 69 [64; 76] |
| Weight (lbs) | |
| Median [q1; q3] | 173.5 [145.13; 198.90] |
| Nan (abs; %) | (10; 6.94%) |
| Gender | |
| Female (abs; %) | (36; 25%) |
| Male (abs; %) | (108; 75%) |
| Histology | |
| Adenocarcinoma (abs; %) | (112; 77.77%) |
| Squamous cell carcinoma (abs; %) | (29; 20.14%) |
| Not otherwise specified (abs; %) | (3; 2.08%) |
| Pathological T stage | |
| T1 (abs; %) | (74; 51.39%) |
| T2 (abs; %) | (49; 34.03%) |
| T3 (abs; %) | (16; 11.11%) |
| T4 (abs; %) | (5; 3.47%) |
| Pathological N stage | |
| N0 (abs; %) | (115; 79.86%) |
| N1 (abs; %) | (12; 8.33%) |
| N2 (abs; %) | (17; 11.8%) |
| Histopathological grade | |
| G1 (abs; %) | (37; 25.69%) |
| G2 (abs; %) | (80; 55.56%) |
| G3 Poorly differentiated (abs; %) | (27; 18.75%) |
| Lymphovascular invasion | |
| Absent (abs; %) | (121; 84.03%) |
| Present (abs; %) | (18; 12.5%) |
| Not Collected (abs; %) | (5; 3.47%) |
| Pleural invasion | |
| No (abs; %) | (105; 72.92%) |
| Yes (abs; %) | (39; 27.08%) |
“Nan” means “Not A Number” if the data is missing in the database, “abs” stands for “absolute value”.