| Morphology Baseline | Morphology 12 months postoperative | Total | ||||
| Normal | Polyp | Simple endometrial hyperplasia | Atypical endometrial hyperplasia | |||
| Normal | No. | 60 | 0 | 2 | 0 | 62 |
| % | 77.9% | 0% | 2.6% | 0% | 80.5% | |
| Polyp | No. | 4 | 0 | 0 | 0 | 4 |
| % | 5.2% | 0% | 0% | 0% | 5.2% | |
| Simple endometrial hyperplasia | No. | 5 | 2 | 0 | 0 | 7 |
| % | 6.5% | 2.6% | 0% | 0% | 9.1% | |
| Atypical endometrial hyperplasia | No. | 3 | 0 | 0 | 1 | 4 |
| % | 3.9% | 0% | 0% | 1.3% | 5.2% | |
| Total | No. | 72 | 2 | 2 | 1 | 77 |
| % | 93.5% | 2.6% | 2.6% | 1.3% | 100% | |