Table 4 Comparison of the incidence of gastric cancer between colorectal cancer patients and screened patients
| Â | Synchronous gastric cancer patients | Gastric cancer patients among screened group | Odds ratio for gastric cancer among screened group | ||
|---|---|---|---|---|---|
Age (years) | Gastric cancer | All colorectal cancer | Gastric cancer | All screened people | Â |
<40 | 0 | 22 | 0 | 4,138 | Invalid value |
40 to 44 | 0 | 28 | 1 | 12,659 | Invalid value |
45 to 49 | 0 | 29 | 3 | 11,515 | Invalid value |
50 to 54 | 0 | 52 | 3 | 11,729 | Invalid value |
55 to 59 | 1 | 110 | 9 | 16,087 | 16.37 (2.06, 130.48) |
60 to 64 | 7 | 152 | 26 | 34,902 | 64.76 (27.67, 151.57) |
65 to 69 | 6 | 198 | 56 | 42,917 | 23.92 (10.18, 56.17) |
70 to 74 | 3 | 211 | 62 | 35,615 | 8.41 (2.62, 2701) |
75 to 79 | 3 | 152 | 80 | 20,515 | 10.31 (3.15, 33.68) |
≥80 | 6 | 157 | 26 | 9,930 | 15.14 (6.14, 37.31) |
All ages | 26 | 1,111 | 225 | 200,007 | 18.8 (18.6 to 19.0)a |