Table 6.
The follow-up results in 3641 cases of asymtomatic population
| Cancer (n) |
Adenoma |
|||
| n | > 1.0 cm | Dysplasia( > II grade) | ||
| First screen | 4 | 48 | 17(35.4%) | 12(25.0%) |
| Two years later | 0 | 18 | 4(22.2%) | 2(11.1%) |
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