| Pathology | Total No. | Benign | Border Line | Low-Grade Malignancy | Malignant | Unpredicted Biologic Behavior | |||||
| No. | % | No. | % | No. | % | No. | % | No. | % | ||
| Granulosa cell tumor | 38 | 0 | 0.0% | 23 | 85.2% | 1 | 100.0% | 8 | 57.1% | 6 | 100.0% |
| Fibroma | 26 | 26 | 89.7% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% |
| Granulosa theca cell tumor | 6 | 0 | 0.0% | 2 | 7.4% | 0 | 0.0% | 4 | 28.6% | 0 | 0.0% |
| Fibrothecoma | 3 | 3 | 10.3% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% |
| Gynandroblastoma | 2 | 0 | 0.0% | 2 | 7.4% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% |
| Juvenile granulosa cell tumor | 1 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 1 | 7.1% | 0 | 0.0% |
| Sertoli-leydig cell tumor | 1 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 1 | 7.1% | 0 | 0.0% |