Table 1 Characteristics of patients and controls
| Â | All histologies n=318 | Serous subset n=196 | ||
|---|---|---|---|---|
Variable | Ovarian cancer N (%) | Normal N (%) | Ovarian cancer N (%) | Normal N (%) |
Number of Cases | 258 | 60 | 176 | 20 |
Age | Â | Â | Â | Â |
Mean | 58 | 56 | 57 | 56 |
Median | 57 | 56 | 56 | 57 |
Range | 26-94 | 33-72 | 27-91 | 33-72 |
Race | Â | Â | Â | Â |
Caucasian/White | 228 (88%) | 58 (97%) | 158 (90%) | 19 (95%) |
African American | 2 (1%) | 0 (0%) | 2 (1%) | 0 (0%) |
Asian/Pacific Islander | 0 (0%) | 2 (3%) | 0 (0%) | 1 (5%) |
Hispanic/Latino | 1 (<1%) | 0 (0%) | 1 (1%) | 0 (0%) |
Unknown | 27 (10%) | 0 (0%) | 15 (9%) | 0 (0%) |
Stage (AJCC) | Â | Â | Â | Â |
I | 78 (30%) | NA | 45 (26%) | NA |
II | 47 (18%) | NA | 33 (19%) | NA |
III | 45 (17%) | NA | 67 (38%) | NA |
IV | 45 (17%) | NA | 31 (18%) | NA |
Unknown | 43 (17%) | NA | 0 (0%) | NA |
Grade | Â | Â | Â | Â |
Low (1) | 28 (11%) | NA | 17 (10%) | NA |
High (2–4) | 148 (57%) | NA | 111 (63%) | NA |
Unknown | 82 (32%) | NA | 48 (27%) | NA |
Histology†|  |  |  |  |
Serous | 215 (83%) | NA | 176 (100%) | NA |
Endometrioid | 22 (9%) | NA | 0 (0%) | NA |
Mucinous | 15 (6%) | NA | 0 (0%) | NA |
Clear cell | 1 (<1%) | NA | 0 (0%) | NA |
Other‡ | 5 (2%) | NA | 0 (0%) | NA |