TABLE 1.
Demographics of healthy controls <50 years old, healthy controls ≥50 years old, and EOCRC cases.
| Variable | Healthy controls <50 years (N = 48) |
Healthy controls ≥50 years (N = 39) |
EOCRC (N = 27) |
|---|---|---|---|
| Age (median, range) | 44 (29–49) | 56 (50–77) | 44 (25.9–49) |
| Race (n, %) | |||
| White | 9 (18.8) | 21 (53.8) | 22 (81.5) |
| Black | 23 (47.9) | 4 (10.3) | 2 (7.4) |
| Hispanic | 15 (31.3) | 7 (17.9) | 0 (0.0) |
| Asian | 1 (2.1) | 5 (12.8) | 1 (3.7) |
| Unknown | 0 (0.0) | 1 (2.6) | 2 (7.4) |
| Sex (n, %) | |||
| Female | 17 (35.4) | 14 (35.9) | 11 (40.7) |
| Male | 31 (64.6) | 25 (64.1) | 16 (59.3) |
| mSEPT9 assay (n, %) | |||
| Positive | 2 (4.2) | 6 (15.4) | 24 (88.9) |
| Negative | 46 (95.8) | 33 (84.6) | 3 (11.1) |