Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Patient and tumor characteristics of eligible patients (n = 1,953)
| Characteristic | Value |
|---|---|
| Age (year) | |
| Median | 57 |
| Range | 24–87 |
| Menopausal status, n (%) | |
| Premenopausal | 543 (28%) |
| Perimenopausal | 113 (6%) |
| Postmenopausal | 1,193 (61%) |
| Unknown | 104 (5%) |
| Pathological tumor size, n (%) | |
| T1 | 1,454 (74%) |
| T2 | 465 (24%) |
| T3 | 13 (1%) |
| Missing | 21 (1%) |
| Histology, n (%) | |
| Ductal | 1,416 (73%) |
| Lobular | 220 (11%) |
| Other | 304 (16%) |
| Missing | 13 (1%) |
| Grade, n (%) | |
| I | 548 (28%) |
| II | 842 (43%) |
| III | 493 (25%) |
| Missing | 70 (4%) |
