Characteristics of Patients
| Characteristic | Leiomyoma | Sarcoma |
| Total number (n) | 33 | 14 |
| Age (y) | ||
| Mean ± SD | 48.9 ± 11.7* | 58.6 ± 12.8* |
| Range | 34–83 | 34–77 |
| Menopausal status (n) | ||
| Premenopausal | 24 | 4 |
| Postmenopausal | 9 | 10 |
| Tumor size (mm) | ||
| Mean ± SD | 86 ± 35 | 71 ± 29 |
| Range | 30–150 | 30–135 |
| Types of lesion on histopathologic findings (n) | Typical, 17 | Leiomyosarcoma, 8 |
| Degenerated, 16 | Carcinosarcoma, 3 | |
| ESS, 1 | ||
| UES, 2 |
↵* P < 0.05 (Student t test).
ESS = endometrial stromal sarcoma; UES = undifferentiated endometrial sarcoma.