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Clusters of women established according to their infertility etiology
| Female infertility etiology | n |
|---|---|
| Tubal factor | 91 (6.4)a |
| Uterine factor | 183 (12.8) |
| Endometriosis | 73 (5.0) |
| Ovulatory dysfunction | 135 (9.4) |
| Diminished ovarian reserve | 150 (10.5) |
| Unknown factor | 385 (26.9) |
| Multiple female factors | 382 (26.7) |
| Other factors | 34 (2.4) |
| Total | 1433 |
aValues in parenthesis are percentages
