Table 1 Characteristics of the study cohorts.
From: Psychiatric disorders associated with increased risk of colorectal cancer in the UK biobank cohort
Charcteristic | Persons with Psychiatric disorders | Persons without Psychiatric disorders |
|---|---|---|
29,769 | 297,690 | |
Age group, No. (%) | ||
<60 | 12,290 (41.28) | 122,900 (41.28) |
≧60 | 17,479 (58.72) | 174,790 (58.72) |
Gender, No. (%) | ||
male | 13,747 (46.18) | 137,470 (46.18) |
female | 16,022 (53.82) | 160,220 (53.82) |
Race or Ethnicity, No. (%) | ||
White | 27,859 (93.58) | 278,255 (93.47) |
Black | 539 (1.81) | 5464 (1.84) |
Asian | 686 (2.30) | 8172 (2.75) |
Others | 542 (1.82) | 4822 (1.62) |
Unknown | 143 (0.48) | 977 (0.33) |
townsend, median [25th, 75th percentile] | −1.14 [−3.12, 2.14] | −2.20 [−3.68, 0.37] |
Educational Attainment, No. (%) | ||
College or University degree | 6917 (23.24) | 100,851 (33.88) |
A levels/AS levels or equivalent | 3049 (10.24) | 34,650 (11.64) |
O levels/GCSEs or equivalent | 6374 (21.41) | 62,993 (21.16) |
CSEs or equivalent | 2323 (7.80) | 18,217 (6.12) |
NVQ or HND or HNC or equivalent | 2331 (7.83) | 18,756 (6.30) |
Other professional qualifications | 1388 (4.66) | 14,172 (4.76) |
None of the above | 6594 (22.15) | 42,751 (14.36) |
Prefer not to answer | 793 (2.66) | 5300 (1.78) |
Household Annual Income, No. (%) | ||
Less than 18,000 | 8274 (27.79) | 48,022 (16.13) |
18,000 to 30,999 | 6535 (21.95) | 61,526 (20.67) |
31,000 to 51,999 | 5895 (19.80) | 71,767 (24.11) |
52,000 to 100,000 | 3524 (11.84) | 59,460 (19.97) |
Greater than 100,000 | 638 (2.14) | 15,204 (5.11) |
Do not know | 1719 (5.77) | 11,053 (3.71) |
Prefer not to answer | 3184 (10.70) | 30,658 (10.30) |
Body mass index (BMI), No. (%) | ||
<18.5 | 223 (0.75) | 1350 (0.45) |
18.5–24.9 | 8436 (28.34) | 99,874 (33.55) |
25.0–29.9.0.9 | 11,797 (39.63) | 125,796 (42.26) |
≧30.0 | 9030 (30.33) | 69,324 (23.29) |
Unknown | 283 (0.95) | 1346 (0.45) |
Smoking Status, No. (%) | ||
Ever | 19,226 (64.58) | 122,577 (41.18) |
Never | 10,406 (34.96) | 174,141 (58.50) |
Unknown | 137 (0.46) | 972 (0.33) |
Drinking Status, No. (%) | ||
Ever | 28,384 (95.35) | 284,186 (95.46) |
Never | 1324 (4.45) | 13,250 (4.45) |
Unknown | 61 (0.20) | 254 (0.09) |
Meat Consumption, No. (%) | ||
Less than twice a week | 16,720 (56.17) | 180,459 (60.62) |
2–4 times a week | 11,264 (37.84) | 104,681 (35.16) |
More than 4 times a week | 1765 (5.93) | 12,423 (4.17) |
Unknown | 20 (0.07) | 127 (0.04) |
Family History, No. (%) | ||
Yes | 2721 (9.14) | 25,717 (8.64) |
No | 27,048 (90.86) | 271,973 (91.36) |
Aspirin Intake, No. (%) | ||
Yes | 5133 (17.24) | 38,135 (12.81) |
No | 24,636 (82.76) | 259,555 (87.19) |
Hormone Replacement Therapy, No. (%) | ||
Yes | 6402 (21.51) | 49,631 (16.67) |
No | 9547 (32.07) | 110,068 (36.97) |
Unknown | 13,820 (46.42) | 137,991 (46.35) |
Diabetes Mellitus, No. (%) | ||
Yes | 2180 (7.32) | 12,879 (4.33) |
No | 27,476 (92.30) | 284,139 (95.45) |
Unknown | 113 (0.38) | 672 (0.23) |
