Table 1. Patient demographics.
| Characteristic | Value (n=21,537) | |
|---|---|---|
| Age (yr) | 56 (IQR 20) | |
| <40 | 2,337 (10.9) | |
| 40–49 | 4,490 (20.8) | |
| 50–59 | 6,085 (28.3) | |
| 60–69 | 4,299 (20.0) | |
| ≥70 | 4,326 (20.1) | |
| Race | ||
| White | 16,044 (74.5) | |
| Black | 1,087 (5.0) | |
| Hispanic | 2,115 (9.8) | |
| Asian | 1,939 (9.0) | |
| Others | 352 (1.6) | |
| Year | ||
| Before 1990 | 735 (3.4) | |
| 1990–1999 | 5,050 (23.4) | |
| 2000–2009 | 10,834 (50.3) | |
| 2010 or later | 4,918 (22.8) | |
| Registry | ||
| West | 11,679 (54.2) | |
| Central | 4,391 (20.4) | |
| East | 5,467 (25.4) | |
| Marital status | ||
| Single | 4,296 (19.9) | |
| Others | 16,485 (76.5) | |
| Unknown | 756 (3.5) | |
| Cancer stage | ||
| I | 15,714 (73.0) | |
| II | 5,823 (27.0) | |
| Histology type | ||
| Serous | 7,466 (34.7) | |
| Endometrioid | 3,102 (14.4) | |
| Clear cell | 6,903 (32.1) | |
| Mucinous | 4,066 (18.9) | |
| Grade | ||
| 1 | 4,532 (21.0) | |
| 2 | 5,667 (26.3) | |
| 3 | 6,589 (30.6) | |
| Unknown | 4,749 (22.1) | |
| Tumor size (cm) | ||
| ≤10 | 7,684 (35.7) | |
| >10 | 7,206 (33.5) | |
| Unknown | 6,647 (30.9) | |
| No. of lymph nodes | 11 (IQR 14)* | |
| 0 | 8,422 (39.1) | |
| 1–5 | 3,441 (16.0) | |
| 6–10 | 2,852 (13.2) | |
| 11–15 | 2,189 (10.2) | |
| 16–20 | 1,678 (7.8) | |
| 21–25 | 1,074 (5.0) | |
| 26–30 | 735 (3.4) | |
| 31–35 | 465 (2.2) | |
| 35–40 | 271 (1.3) | |
| >40 | 412 (1.9) | |
Number (%) or median (IQR) is shown.
IQR, interquartile range.
*Median of removed lymph node among resected cases.