Table 1.
Population Characteristics for Stage I and II, Split by Outcome (Recurrence Versus No Recurrence)
| Variable | All | By Recurrence |
||||
|---|---|---|---|---|---|---|
| No | Yes | |||||
| Age (y) | 67 | (60–71) | 67 | (61–72) | 66 | (59–70) |
| Sex | ||||||
| Female | 53 | (53) | 41 | (59) | 12 | (40) |
| Male | 47 | (47) | 29 | (41) | 18 | (60) |
| Smoking status | ||||||
| Current smoker | 15 | (15) | 10 | (14) | 5 | (17) |
| Former smoker | 69 | (69) | 48 | (69) | 21 | (70) |
| Never smoked | 16 | (16) | 12 | (17) | 69 | (13) |
| Ex or current smoker | 84 | (84) | 58 | (83) | 26 | (87) |
| Race | ||||||
| African American | 5 | (50) | 3 | (4) | 2 | (7) |
| Asian | 1 | (10) | 1 | (1) | 0 | - |
| White | 93 | (93) | 65 | (93) | 28 | (93) |
| Unknown or other | 1 | (10) | 1 | (14) | 0 | - |
| Prior cancer | 40 | (40) | 27 | (39) | 13 | (43) |
| Path stage | ||||||
| Stage I | 69 | (69) | 51 | (73) | 18 | (60) |
| Stage II | 31 | (31) | 19 | (27) | 12 | (40) |
| BMI | 26 | (23–30) | 26 | (23–30) | 25 | (23–28) |
| Any mutation | 46 | (47) | 31 | (45) | 15 | (50) |
| AKT1 | 0 | — | 0 | — | 0 | — |
| BRAF | 3 | (3) | 3 | (4) | 0 | — |
| EGFR | 12 | (12) | 8 | (11) | 4 | (13) |
| PIK3CA | 2 | (2) | 1 | (1) | 1 | (3) |
| KRAS | 31 | (31) | 21 | (30) | 10 | (33) |
| Missing | 1 | 1 | 0 | |||
| Chemo | 24 | (24) | 10 | (15) | 14 | (47) |
| Missing | 1 | 1 | 0 | |||
| Radiation | 7 | (7) | 4 | (6) | 3 | (10) |
| Missing | 1 | 1 | 0 | |||
| Tumor size (mm) | 23 | (17–32) | 23 | (17–30) | 26 | (17–38) |
| Tumoral cell densities (cells per square micron) | ||||||
| B-cells (−) | 0.9 | (0.2–2.7) | 0.9 | (0.3–3.7) | 0.9 | (0.06–1.8) |
| B-cells (+) | 0 | (0–0.72) | 0 | (0–0.65) | 0.8 | (0–0.78) |
| Mast cells | 2.8 | (0.8–7.5) | 4.2 | (1.5–10) | 1.5 | (0.46–3.2) |
| T-cells (−) | 66 | (35–112) | 74.2 | (41–127) | 46.8 | (29–71) |
| T-cells (+) | 3.9 | (2.3–7.4) | 4.0 | (2.3–7.6) | 3.6 | (2.3–7.0) |
| T-regulators | 0.3 | (0–1) | 0.3 | (0–1.2) | 0.3 | (0–0.8) |
Note: Continuous variables represented as: median (interquartile range). Categorical values represented as n (%).
BMI, body mass index; Chemo, chemotherapy.