Univariate analyses with respect to adenoma incidence (no/yes) during follow up
| Categorical factor | n | No (%) individuals with adenomas during follow up | χ2 | p Value |
|---|---|---|---|---|
| HNPCC, hereditary non-polyposis colorectal cancer; HCRC, hereditary colorectal cancer; TCR, two close relatives with colorectal cancer; HERcrc, HCRC and TCR. | ||||
| Adenoma at 1st colonoscopy | ||||
| No | 175 | 35 (20.0) | ||
| 7.8 | 0.005 | |||
| Yes | 33 | 14 (42.4) | ||
| Sex | ||||
| Males | 81 | 17 (21.0) | ||
| 0.5 | 0.508 | |||
| Females | 127 | 32 (25.2) | ||
| Family classification | ||||
| HNPCC | 69 | 13 (18.8) | ||
| HCRC | 100 | 25 (25.0) | 1.4 | 0.488 |
| TCR | 39 | 11 (28.2) | ||
| HNPCC | 69 | 13 (18.8) | ||
| 1.3 | 0.300 | |||
| HERcrc | 139 | 36 (25.9) | ||