Table 2.
Crude incidence rate of surgery for non-malignant colorectal polyps per 100,000 US adults ≥ 20 years old, stratified by age category, sex, race/ethnicity and hospital region.
| 2000 | 2014 | IRD (95% CI) | |||
|---|---|---|---|---|---|
| # of Cases | Rate per 100,000 | # of Cases | Rate per 100,000 | ||
| Age category, years | |||||
| 20–49 | 1180 | 0.9 | 1300 | 1.0 | 0.09 (0.02, 0.17) |
| 50–64 | 3780 | 6.4 | 8450 | 14.4 | 7.95 (7.58, 8.31) |
| 65–79 | 6480 | 22.3 | 10000 | 34.5 | 12.13 (11.26, 12.99) |
| ≥80 | 1812 | 16.1 | 1520 | 13.4 | −2.60 (−3.61, −1.59) |
| Sex | |||||
| Male | 6637 | 6.1 | 10575 | 9.7 | 3.61 (3.37, 3.84) |
| Female | 6614 | 5.7 | 10695 | 9.2 | 3.51 (3.29, 3.73) |
| Race/Ethnicity | |||||
| Non-Hispanic white | 8484 | 5.6 | 15900 | 10.5 | 4.88 (4.68, 5.08) |
| Non-Hispanic black | 907 | 3.5 | 2225 | 8.6 | 5.08 (4.66, 5.50) |
| Hispanic | 346 | 1.1 | 1180 | 3.7 | 2.65 (2.40, 2.89) |
| Other | 255 | 1.6 | 755 | 4.7 | 3.12 (2.73, 3.51) |
| Hospital region | |||||
| Northeast | 2662 | 6.4 | 3230 | 7.8 | 1.37 (1.01, 1.74) |
| Midwest | 3333 | 6.8 | 5275 | 10.8 | 3.98 (3.61, 4.35) |
| South | 4881 | 5.9 | 8865 | 10.6 | 4.78 (4.50, 5.05) |
| West | 2375 | 4.6 | 3900 | 7.5 | 2.94 (2.64, 3.24) |