Table 2 The incidence of gastrointestinal cancer in participants with/without hysterectomy from the Korea National Health Insurance Database, 2007-2020a
|  | Non-Hysterectomy (%) | Hysterectomy (%) | Total (%) | p-value†|
|---|---|---|---|---|
Number of participants | 89,768 | 66,204 | 155,972 | Â |
Esophageal cancer | Â | Â | Â | 0.975 |
 Absent | 89,760 (100) | 66,198 (100) | 155,958 (100) |  |
 Present | 8 (0.008) | 6 (0.009) | 14 (0.009) |  |
Stomach cancer | Â | Â | Â | 0.162 |
 Absent | 89,521 (99.7) | 66,046 (99.8) | 155,567 (99.7) |  |
 Present | 247 (0.275) | 158 (0.238) | 405 (0.260) |  |
Small bowel cancer | Â | Â | Â | 0.805 |
 Absent | 89,753 (100) | 66,194 (100) | 155,947 (100) |  |
 Present | 15 (0.017) | 10 (0.015) | 25 (0.016) |  |
Colon cancer | Â | Â | Â | 0.032 |
 Absent | 89,594 (99.8) | 66,042 (99.8) | 155,636 (99.8) |  |
 Present | 174 (0.194) | 162 (0.225) | 336 (0.215) |  |
Sigmoid cancer | Â | Â | Â | 0.023 |
 Absent | 89,733 (100) | 66,161 (99.9) | 155,894 (99.9) |  |
 Present | 35 (0.039) | 43 (0.065) | 78 (0.050) |  |
Rectal cancer | Â | Â | Â | 0.036 |
 Absent | 89,674 (99.9) | 66,110 (99.9) | 155,784 (99.9) |  |
 Present | 94 (0.105) | 94 (0.142) | 188 (0.121) |  |
Colorectal cancer | Â | Â | Â | 0.004 |
 Absent | 89,503 (99.7) | 65,953 (99.6) | 155,456 (99.7) |  |
 Present | 265 (0.295) | 251 (0.379) | 516 (0.331) |  |
Gastrointestinal cancer | Â | Â | Â | 0.327 |
 Absent | 89,235 (99.4) | 65,785 (99.4) | 155,020 (99.4) |  |
 Present | 533 (0.594) | 419 (0.633) | 952 (0.610) |  |