Table 1.
Characteristics of the study population.
| Variable | Colorectal Cancer (n = 130) |
Colorectal Adenoma (n = 120) |
Control Group (n = 160) |
|---|---|---|---|
| Healthy dietary pattern a | |||
| Median | −0.21 | 0.02 | 0.22 |
| Range | −2.37 to 1.93 | −2.09 to 1.93 | −1.62 to 1.93 |
| High-fat dietary pattern a | |||
| Median | −0.2 | −0.01 | −0.04 |
| Range | −1.77 to 3.02 | −1.77 to 2.89 | −1.42 to 2.89 |
| Age, years | |||
| Mean (SD) | 60.54 (9.84) | 59.06 (10.11) | 57.98 (8.82) |
| Range | 40 to 88 | 40 to 84 | 40 to 79 |
| Sex, No. (%) | |||
| Female | 65 (50.0) | 49 (40.8) | 80 (50.0) |
| Male | 65 (50.0) | 71 (59.2) | 80 (50.0) |
| Education degree, No. (%) | |||
| Illiteracy | 15 (12.0) | 5 (4.2) | 6 (4.0) |
| Primary | 20 (15.0) | 22 (18.3) | 23 (14.0) |
| Middle | 79 (61.0) | 65 (54.2) | 101 (63.0) |
| High | 16 (12.0) | 28 (23.3) | 30 (19.0) |
| Physical activity, No. (%) | |||
| Sedentary | 22 (16.9) | 30 (25.0) | 29 (18.0) |
| Mild | 53 (40.8) | 55 (46.0) | 75 (47.0) |
| Moderate | 31 (23.8) | 25 (21.0) | 41 (26.0) |
| Severe | 24 (18.5) | 10 (8.0) | 15 (9.0) |
| Smoking, No. (%) | |||
| No | 91 (70.0) | 75 (62.5) | 126 (79.0) |
| Yes | 39 (30.0) | 45 (37.5) | 34 (21.0) |
| Mean (SD), pack-years | 8.38 (15.05) | 9.08 (15.34) | 5.86 (14.37) |
| Range, pack-years | 0 to 60 | 0 to 100 | 0 to 70 |
| Drinking, No. (%) | |||
| No | 98 (75.0) | 87 (72.5) | 133 (83.0) |
| Yes | 32 (25.0) | 33 (27.5) | 27 (17.0) |
| Body mass index b, kg/m2 | |||
| Mean (SD) | 23.59 (3.09) | 24.03 (3.33) | 23.87 (3.28) |
| Range | 17.02 to 33.33 | 15.43 to 32.24 | 16.53 to 35.16 |
Abbreviations: SD, standard deviation. a A healthy dietary pattern is characterized by a high intake of vegetables, fruits, milk, and yogurt, and a low intake of high-fat food products. Conversely, a high-fat dietary pattern is characterized by a high intake of pickled, fried, and red meat products, and a low intake of healthy foods. The median and range of factor scores are displayed in the table. b Body mass index: weight (kg)/height (m)2.