Table 1 Sociodemographic and clinical characteristics of patients with colorectal cancer (N = 635).
Variables | Overall |
|---|---|
N, % | 635 |
Age at diagnosis | 62 (54–70) |
≥ 60 y | 359 (56.5) |
< 60 y | 276 (43.5) |
Sex | |
Males | 316 (49.8) |
Females | 319 (50.2) |
Ethnicity | |
Caucasian | 307 (49.0) |
Non-Caucasian | 319 (51.0) |
Educational level | |
< 8 y | 282 (68.8) |
≥ 8 y | 128 (31.2) |
Marital status | |
With partner | 270 (61.6) |
No partner | 168 (38.4) |
Smoking | |
No | 308 (61.2) |
Current | 122 (24.3) |
Former | 73 (14.5) |
Alcohol | |
No | 333 (64.0) |
Current | 132 (25.4) |
Former | 55 (10.6) |
Tumor site | |
Colon | 311 (49.0) |
Rectum | 324 (51.0) |
Clinical TNM stage | |
I | 37 (5.8) |
II | 182 (28.7) |
III | 219 (34.5) |
IV | 146 (23.0) |
Unknown | 51 (8.0) |
ECOG-PS | |
0 | 187 (42.6) |
1 | 205 (46.7) |
2 | 35 (8.0) |
3 | 10 (2.3) |
4 | 2 (0.4) |
Metastasis at diagnosis | |
No | 485 (76.4) |
Yes | 150 (23.6) |
Charlson comorbidity index | 4 (3–6) |
Body mass index | |
Underweight | 41 (6.4) |
Normal weight | 310 (48.8) |
Overweight | 203 (32.0) |
Obesity | 81 (12.8) |
Treatment | |
Chemotherapy | 492 (77.5) |
Radiotherapy | 178 (36.5) |
Surgery | 522 (82.2) |
Type of chemotherapy | |
Neoadjuvant | 221 (44.9) |
Adjuvant | 199 (40.4) |
Palliative | 72 (14.6) |
Chemotherapy protocol | |
Fluorouracil-based therapies | 350 (72.9) |
Capecitabine-based therapies | 49 (10.2) |
Others | 81 (16.9) |
Type of radiotherapy | |
Neoadjuvant | 148 (83.1) |
Adjuvant | 19 (10.7) |
Palliative | 11 (6.2) |
Mortality incidence | |
12 months (n = 615) | 88 (13.9) |
24 months (n = 607) | 150 (23.6) |
36 months (n = 578) | 207 (32.6) |
