Table 1.
Baseline characteristics
| Variables | Total | Non colorectal cancer | Colorectal cancer | P value |
|---|---|---|---|---|
| Number | 53,766 | 53,484 | 282 | |
| Age, years | 47.00 (31.00) | 47.00 (31.00) | 72.00 (19.00) | < 0.001 |
| Men, n (%) | 26,106 (48.6) | 25,960 (48.5) | 146 (51.8) | 0.001 |
| Race, n (%) | < 0.001 | |||
| Mexican American | 9430 (17.5) | 9399 (17.6) | 31 (11.0) | |
| Other Hispanic | 4553 (8.5) | 4537 (8.5) | 16 (5.7) | |
| Non-Hispanic White | 22,996 (42.8) | 22,840 (42.7) | 156 (55.3) | |
| Non-Hispanic Black | 11,713 (21.8) | 11,651 (21.8) | 62 (22.0) | |
| Other | 5074 (9.4) | 5057 (9.5) | 17 (6.0) | |
| Smoking habits, n (%) | < 0.001 | |||
| No | 12,699(53.8) | 12,578 (53.7) | 121(75.6) | |
| Occasional | 2067 (8.8) | 2061 (8.8) | 6 (3.8) | |
| Regular | 8822 (37.4) | 8789 (37.5) | 33 (20.6) | |
| Drinking habits, n (%) | < 0.001 | |||
| No | 9289 (22.0) | 9189 (21.9) | 100 (41.7) | |
| Occasional | 17,874 (42.4) | 17,801 (42.4) | 73 (30.4) | |
| Regular | 15,036 (35.6) | 14,969 (35.7) | 67 (27.9) | |
| Exercise, n (%) | < 0.001 | |||
| Yes | 22,535 (43.7) | 22,426 (43.8) | 109 (38.9) | |
| No | 28,984 (56.3) | 28,813 (56.2) | 171 (61.1) | |
| TC, mmol/L | 4.89 (1.50) | 4.89 (1.50) | 4.81 (1.81) | < 0.001 |
| TG, mmol/L | 1.41 (1.84) | 1.41 (1.84) | 1.61 (1.875) | 0.001 |
| HDL-C, mmol/L | 1.29 (0.51) | 1.31 (0.51) | 1.29 (0.54) | < 0.001 |
| LDL-C, mmol/L | 2.85 (1.21) | 2.85 (1.21) | 2.90 (1.32) | < 0.001 |
| FBG, mmol/L | 5.65 (1.39) | 5.61 (1.34) | 6.22 (2.17) | < 0.001 |
| HbA1c, (%) | 5.50 (0.60) | 5.50 (0.60) | 5.70 (0.90) | 0.001 |
| Albumin, g/dL | 41.00 (17.00) | 41.00 (16.00) | 40.00 (38.60) | < 0.001 |
| BMI, kg/m2 | 27.80 (8.15) | 27.80 (8.15) | 28.65 (7.93) | < 0.001 |
| WC, cm | 97.20 (21.30) | 97.20 (21.38) | 101.95 (22.45) | < 0.001 |
| Height, cm | 166.80 (14.60) | 166.80 (14.60) | 166.65 (14.90) | 0.004 |
| WHtR | 0.53(0.08) | 0.53(0.07) | 0.57(0.08) | < 0.001 |
| BRI | 4.14 (2.92) | 4.13 (2.89) | 5.67 (2.77) | < 0.001 |
Notes: Data are expressed as median (IQR) for skewed variables and percentage (%) for categorical variables
Abbreviations: BMI: body mass index; BRI: body roundness index; FBG: fasting blood glucose; HbA1c: glycosylated haemoglobin; HDL-C: high-density lipoprotein cholesterol; IQR: interquartile range; LDL-C: low-density lipoprotein cholesterol; TC: total cholesterol; TG: triglyceride; WC: waist circumstance; WHtR: waist-to-height ratio