Table 1. Baseline characteristics of the patients grouped according to interval to surgery.
| < 6 wk | 6–8 wk | > 8 wk | p | |
|---|---|---|---|---|
| n = 12 (%) | n = 19 (%) | n = 35 (%) | ||
| Gender | 0.32* | |||
| Male | 5 (41.7) | 13 (68.4) | 23 (65.7) | |
| Female | 7 (58.3) | 6 (31.6) | 12 (34.3) | |
| Age (years) | 0.93** | |||
| Mean (SD) | 69 (12.8) | 71 (10.1) | 71 (10.7) | |
| Range | 31–80 | 43–85 | 49–91 | |
| Study period | < 0.001* | |||
| 2003–2004 | 9 (75.0) | 1 (5.3) | 0 (0) | |
| 2005–2008 | 2 (16.7) | 12 (63.2) | 4 (11.4) | |
| 2009–2013 | 1 (8.3) | 6 (31.6) | 31 (88.6) | |
| Stage | 0.10* | |||
| I—T2N0 | 1 (8.3) | 0 (0) | 2 (5.7) | |
| II—T3N0 | 11 (91.7) | 14 (73.7) | 20 (57.1) | |
| III—T2-3N1-2 | 0 (0) | 5 (26.3) | 13 (37.2) | |
| Distance from a.v. | 0.28* | |||
| ≤ 5 cm | 7 (58.3) | 9 (47.4) | 13 (37.2) | |
| 5–8 cm | 5 (41.7) | 5 (26.3) | 11 (31.4) | |
| ≥ 8 cm | 0 (0) | 5 (26.3) | 11 (31.4) | |
| Fitness for long course chemoradiation | 0.008* | |||
| Unfit | 4 (33.3) | 14 (73.7) | 11 (31.4) | |
| Fit | 8 (66.7) | 5 (26.3) | 24 (68.6) |
*exact chi-square test
** Kruskal-Wallis non parametric Analysis of variance