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Prevalence of CHEK2 I157T mutation in colorectal cancer cases according to age at onset
| Age groups | Prevalence of CHEK2 I157T |
|---|---|
| <51 | 15% (3/20) |
| 51-60 | 5.4% (2/37) |
| 61-70 | 8.9% (7/79) |
| >70 | 12.1% (12/99) |
| total | 10.2% (24/235)* |
* - significant difference compared to controls (6.4% (63/978); OR = 1.7, p < 0.05)
