| Clinical diagnostic criteria | N | with pathogenic variants N (%) | without pathogenic variants N (%) | P a |
|---|---|---|---|---|
| HNPCC | 9 | 5 (55.6) | 4 (44.4) | *** < 0.0001b, 0.2047c |
| suspected-HNPCC | 20 | 5 (25.0) | 15 (75.0) | ***0.0001 d |
| non-HNPCC | 183 | 2 (1.1) | 181 (98.9) | |
| Total cases | 212 | 12 (5.7) | 200 (94.3) |