Table 1. Population characteristics.
|
Colonoscopy uptakea |
Odds ratio (95% CI low, high) | P value | ||
|---|---|---|---|---|
| Yes | No | |||
| Sex, n (row %) | ||||
| Female | 13,179 (21.6) | 47,830 (78.4) | 0.80 (0.77, 0.82) | <0.0001 |
| Male | 12,456 (25.2) | 36,987 (74.8) | 1.00 (reference) | |
| Mean age (s.d.) | 62.7 (8.7) | 66.5 (10.7) | 0.96 (0.96, 0.97) | <0.0001 |
| Mean BMI (kg/m2)b (s.d.) | 33.9 (7.2) | 33.4 (7.6) | 1.00 (0.99, 1.00) | 0.8 |
| FHx of cancerb n, (row %) | ||||
| Yes | 11,797 (29.1) | 28,780 (70.9) | 1.50 (1.49, 1.58) | <0.0001 |
| No | 13,838 (19.8) | 56,037 (80.2) | 1.00 (reference) | |
| IBDc n, (row %) | ||||
| Yes | 2,056 (41.2) | 2,936 (58.8) | 2.50 (2.30, 2.60) | <0.0001 |
| No | 23,579 (22.4) | 81,881 (77.6) | 1.00 (reference) | |
Abbreviations: BMI, body mass index; CI, confidence interval; IBD, inflammatory bowel disease.
a
Subjects deemed accepting if received ≥1 colonoscopies in query period.
b
FHx of cancer: ≥1 first-degree or ≥2 second-degree relatives with cancer at any site.
c
History of diagnosed IBD.