Table 2.
Results of the Index Surveillance Examination by Race
| Most advanced finding, n (%) | Non-Hispanic Blacks (n = 1260) | Non-Hispanic Whites (n = 1500) | P value |
|---|---|---|---|
| Advanced neoplasia | 86 (6.8) | 111 (7.4) | .60 |
| Cancer | 5 (0.2) | 3 (0.1) | .48 |
| Advanced polyps | 81 (6.4) | 108 (7.2) | .42 |
| Advanced adenomas | 35 (2.8) | 57 (3.8) | .14 |
| Advanced serrated polyps | 44 (3.5) | 50 (3.3) | .82 |
| Both | 2 (0.3) | 1 (0.1) | .60 |
| Hyperplastic polyps ≥10 mm | 3 (0.2) | 9 (0.6) | .24 |
| Nonadvanced polyps | 544 (43.2) | 704 (46.9) | .048 |
| Nonadvanced adenomas | 529 (42.0) | 640 (42.7) | .72 |
| 1–2 (2, 3 only) | 410 (32.5) | 506 (33.7) | .51 |
| Multiplicity (≥3) | 119 (9.4) | 134 (8.9) | .64 |
| Nonadvanced serrated polyps | 7 (0.6) | 47 (3.1) | <.001 |
| 1–2 | 7 (0.6) | 47 (3.1) | <.001 |
| Multiplicity | 0 | 0 | – |
| Both | 8 (0.6) | 17 (1.1) | .17 |
| 1–2 | 8 (0.6) | 17 (1.1) | .17 |
| Multiplicity (≥3) | 0 | 0 | – |
| Normal/nonneoplasia polyps/other | 627 (49.8) | 676 (44.1) | .01 |