TABLE 1.
Baseline characteristics of patients according to pathological response
| Total (N = 27) | CPR (N = 15) | Non‐CPR (N = 12) | p‐Value (CPR vs. non‐CPR) | |
|---|---|---|---|---|
| Age (years)a | 67 (59–72) | 69 (60–70) | 64 (57.5–72.5) | .695 |
| Sexb | .756 | |||
| Male | 21 (77.8) | 12 (80) | 9 (75) | |
| Female | 6 (22.2) | 3 (20) | 3 (25) | |
| Cigarette‐smoking historyb | .795 | |||
| Former smoker (≥1 year) | 15 (55.6) | 8 (53.3) | 7 (58.3) | |
| Current smoker | 12 (44.4) | 7 (46.7) | 5 (41.7) | |
| Histologyb | .115 | |||
| Adenocarcinoma | 15 (55.6) | 9 (60) | 6 (50) | |
| Squamous | 9 (33.3) | 3 (20) | 6 (50) | |
| NOS/undifferenciated | 3 (11.1) | 3 (20) | 0 | |
| Nodesb | .984 | |||
| N0 | 7 (25.9) | 4 (26.7) | 3 (25) | |
| N1 | 2 (7.4) | 1 (6.7) | 1 (8.3) | |
| N2 | 18 (66.7) | 10 (66.7) | 8 (66.7) |
Note: Age, sex, smoking status, histology, and affected lymph nodes comparison between pathological responses groups (CPR, complete pathological response) and non‐CPR using Pearson´s chi‐square test. p‐Value of chi‐square or Kruskall–Wallis when adequate.
aMedian and interquartile range (IQR).
b N (%).