Table 1 Demographic and clinical characteristics of patients and controls
|  | CRC (n = 130) | A-CRA (n = 88) | polyps (n = 62) | controls (n = 130) | P Value |
|---|---|---|---|---|---|
Gender | |||||
 Male | 65 (50.0%) | 55 (62.5%) | 31 (50.0%) | 65 (50.0%) | 0.228 |
 Female | 65 (50.0%) | 33 (37.5%) | 31 (50.0%) | 65 (50.0%) | |
Age(years)a | 60.5 (9.8) | 59.6 (10.3) | 56.5 (8.9) | 58.6 (8.9) | 0.045 |
BMI (kg/m2) | |||||
  < 24.0 | 69 (53.1%) | 44 (50.0%) | 30 (48.4%) | 74 (56.9%) | 0.299 |
 24.0-27.9 | 51 (39.2%) | 34 (38.6%) | 20 (32.3%) | 43 (33.1%) | |
  ≥ 28.0 | 10 (7.7%) | 10 (11.4%) | 12 (19.4%) | 13 (10.0%) | |
Alcohol drinking | |||||
 Never | 98 (75.4%) | 61 (69.3%) | 50 (80.6%) | 109 (83.8%) | 0.069 |
 Ever | 32 (24.6%) | 27 (30.7%) | 12 (19.4%) | 21 (16.2%) | |
Smoking | |||||
 Never | 91 (70.0%) | 54 (61.4%) | 42 (67.7%) | 105 (80.8%) | 0.015 |
 Ever | 39 (30.0%) | 34 (38.6%) | 20 (32.3%) | 25 (19.2%) | |
Lesion location | |||||
 Proximal | 45 (34.6%) | 27 (30.7%) | 30 (48.4%) | – | 0.072 |
 Distal | 85 (65.4%) | 61 (69.3%) | 32 (51.6%) | – | |
Hypertension | |||||
 No | 89 (68.5%) | 58 (65.9%) | 45 (72.6%) | 88 (67.7%) | 0.854 |
 Yes | 41 (31.5%) | 30 (34.1%) | 17 (27.4%) | 42 (32.3%) | |
Heart Disease | |||||
 No | 122 (93.8%) | 83 (94.3%) | 59 (95.2%) | 128 (98.5%) | 0.223 |
 Yes | 8 (6.2%) | 5 (5.7%) | 3 (4.8%) | 2 (1.5%) | |
Diabetes | |||||
 No | 117 (90.0%) | 80 (90.9%) | 59 (95.2%) | 120 (92.3%) | 0.658 |
 Yes | 13 (10.0%) | 8 (9.1%) | 3 (4.8%) | 10 (7.7%) | |