Table 1.
Baseline characteristics of the study population.
| Characteristic | Colorectal Cancer | p 1 | |
|---|---|---|---|
| No | Yes | ||
| n | 9,858,408 | 101,197 | |
| Age (years) | 46.8 ± 14.0 | 59.3 ± 11.7 | <0.001 |
| Sex (male) | 5,440,501 (55.2) | 61,271 (60.6) | <0.001 |
| Current smoker | 2,616,381 (26.5) | 24,405 (24.1) | <0.001 |
| Heavy alcohol drinker | 790,083 (8.0) | 9785 (9.7) | <0.001 |
| Regular exerciser | 1,812,993 (18.4) | 21,304 (21.1) | <0.001 |
| Income (lowest quartile) | 2,584,903 (26.2) | 27,341 (27.0) | <0.001 |
| Height (cm) | 164.0 ± 9.2 | 162.1 ± 8.7 | <0.001 |
| Weight (kg) | 64.0 ± 11.6 | 63.5 ± 10.6 | <0.001 |
| Body mass index (kg/m2) | 23.7 ± 3.2 | 24.1 ± 3.1 | <0.001 |
| Waist circumference (cm) | 80.2 ± 9.1 | 83.0 ± 8.6 | <0.001 |
| Systolic blood pressure (mmHg) | 122.4 ± 14.9 | 127.0 ± 15.9 | <0.001 |
| Diastolic blood pressure (mmHg) | 76.3 ± 10.06 | 78.1 ± 10.2 | <0.001 |
| Glucose (mg/dL) | 97.0 ± 22.8 | 103.3 ± 28.1 | <0.001 |
| Total cholesterol (mg/dL) | 195.0 ± 36.6 | 197.7 ± 37.8 | <0.001 |
| Triglycerides 2 | 113.7 (113.7–113.8) | 124.7 (124.3–125.1) | <0.001 |
| HDL-C | 55.7 ± 21.8 | 54.4 ± 24.4 | <0.001 |
| LDL-C | 114.2 ± 47.0 | 115.7 ± 42.4 | <0.001 |
| Hypertension | 2,498,816 (25.4) | 44,630 (44.1) | <0.001 |
| Diabetes mellitus | 842,122 (8.5) | 17,305 (17.1) | <0.001 |
| Dyslipidemia | 1,785,678 (18.1) | 25,471 (25.2) | <0.001 |
1 Obtained using independent t-test or Chi-square test. 2 Values are presented as medians (interquartile range) using Wilcoxon rank-sum test.