Table 3.
Characteristics of included patients (n = 378)
| n (%) | ||
|---|---|---|
| Age, median (IQR) | 66 (58–72) | |
| Male | 260 (69) | |
| Neoadjuvant RT1 | 317 (84) | |
| Short | 174 (46) | |
| Chemoradiotherapy (short) | 5 (1) | |
| Chemoradiotherapy (long) | 138 (37) | |
| Site of cancer2 | ||
| Distal (0–5 cm) | 186 (49) | |
| Mid (6–10 cm) | 138 (37) | |
| Proximal (11–15 cm) | 54 (14) | |
| Stage(p)3 | ||
| pCR | 20 (5) | |
| I | 134 (35) | |
| II | 87 (23) | |
| III | 137 (36) | |
| Type of surgery4 | 54 (14) | |
| Open LAR | ||
| Lap LAR | 169 (45) | |
| Open APR | 53 (14) | |
| Lap APR | 102 (27) | |
| Radical surgical resection5 | 357 (96) | |
| Adjuvant CHT6 | 42 (11) | |
PCR, pathological complete response.
1
Radiotherapy short course (5 × 5 Gy) or long course (25 × 2 or 28 × 1.8 Gy).
2
Distance from anal verge.
3
Pathological stage.
4
Open or laparoscopic (Lap), low anterior resection (LAR) or abdominoperineal resection (APR).
5
Missing data (n = 6).
6
Adjuvant chemotherapy frequently until 2010, not a part of treatment since 2011.