Table 3.
Author | N | Primary outcome | 3D Method | Day 3D US | Sub endometrial area | Pregnancy rate (PR) | Findings |
Raga (65) | 72 | Pregnancy rate | Multislice | Embryo transfer | 29.2% | No pregnancy if endometrial volume < 1 ml If endometrial volume ≥ 2 ml, no difference in PR |
|
Schild (64) | 47 | Pregnancy rate | Multislice | Oocyte retrieval | 31.9% | No difference in endometrial volume between conception and non-conception cycles | |
Yaman (66) | 65 | Pregnancy rate | Multislice | HCG | 32.3% | No difference in endometrial volume between conception and non-conception cycles No pregnancy if endometrial volume < 2.5 ml |
|
Zollner (67) | 125 | Pregnancy rate | Multislice | Embryo transfer | 27.2% | PR 35% if endometrial volume ≥ 2.5 ml PR 9% if endometrial volume < 2.5 ml |
|
Schild (68) | 96 | Pregnancy rate | Multislice | 1st day ovarian stimulation | 20% | Subendometrial VI, FI and VFI lower in conception cycles | |
Kupesic (69) | 89 | Pregnancy rate | Multislice | Embryo transfer | 5 mm | 31.5% | No difference in endometrial volume, subendometrial VI and VFI between conception and non-conception cycles Subendometrial FI higher in conception cycles |
Wu (79) | 54 | Pregnancy rate | Multislice | HCG | 5 mm | 50% | Subendometrial VFI higher in conception cycles. No differences in subendometrial VI and FI No differences in endometrial VI, FI and VFI |
Jarvela (71) | 35 | Pregnancy rate | VOCAL | Before HCG and 36 hours after oocyte retrieval | 10 mm | 37% | No difference in endometrial volume, endometrial/subendometrial VI. FI and VFI |
Ng (73) | 451 | Pregnancy rate | VOCAL | Oocyte retrieval | 1 mm | 20.8% | Endometrial VI and VFI lower in conception cycles. No differences in endometrial volume and subendometrial VI, FI and VFI |