Ottawa Fertility Centre
Offering compassionate care, understanding, and hope on your journey.
Pregnancy Rates
IVF Outcomes
| IVF Outcome Report for Non-PGT Cycles | |
| Time Period to Which the Data Refers | January 1 2022 - December 31 2023 |
| Main Outcome Measure | Clinical Pregnancy: defined as the presence of gestational sac on ultrasound. |
| Excluding Fertility Preservation and PGT-A, Number of Egg Collections Performed for patients using their own eggs | 1501 |
| Number that did not result in at least one embryo transfer (fresh or frozen) | 151 (10%) |
| Number of Primary Embryo Transfers | 1255 |
| Total # of Embryo Transfers (Fresh + Frozen) | 1702 (761 fresh + 941 frozen-thawed) |
| Primary Embryo Transfer | The first embryo transfer, whether fresh or frozen, following an egg retrieval. |
| Clinical Pregnancy Rate per Primary Embryo Transfer Rate | # Primary embryo transfers that resulted in a clinical pregnancy / # of primary embryo transfers performed. |
| Cumulative Chance of a Clinical Pregnancy per Egg Retrieval | The occurrence of at least one clinical pregnancy from all embryo transfers done within one year of the retrieval that created the embryos/ # of oocyte retrievals that were associated with at least one fresh or frozen-thaw embryo transfer cycle within one year of the oocyte retrieval |
| Primary Embryo Transfer Outcomes (non-PGT-A, patients using own eggs) | ||
| Patient Age | # Primary Transfers (1246) | Clinical Pregnancy Rate |
| <35 | 495 | 47% |
| 35-37 | 325 | 45% |
| 38-40 | 245 | 37% |
| 41-42 | 139 | 24% |
| 43 or older | 42 | 12% |
Overall Multiple Pregnancy Rate (# of clinical pregnancies with >1 gestational sac on ultrasound/# of clinical pregnancies): 9%.
| Cumulative Chance of Pregnancy per Egg Retrieval (non-PGT-A, patients using own eggs)* | ||
| Patient Age | # Egg Retrievals (1054) | Clinical Pregnancy Rate |
| <35 | 408 | 74% |
| 35-37 | 266 | 66% |
| 38-40 | 221 | 51% |
| 41-42 | 123 | 32% |
| 43 or older | 36 | 17% |
* Non-pregnancies with inventory removed.
Patient Resources
IUI Outcomes
| January 1 2021 - December 31 2023 | ||||||
| Age-Specific IUI Outcomes with Fresh Partner Sperm, Ottawa Fertility Centre | ||||||
| Age (years) | <35 | 35-37 | 38-40 | 41-42 | ≥43 | All Ages |
| # of Cycles Started | 1357 | 819 | 594 | 289 | 143 | 3202 |
| Cancellation Rate* | 14.5% | 17.0% | 18.2% | 18.7% | 18.2% | 16.4% |
| Clinical Pregnancy Rate** | 14.8% | 13.4% | 12.3% | 9.0% | 9.4% | 13.3% |
| Multiple Pregnancy Rate*** | 5.8% | 11.0% | 5.1% | 14.3% | 0.0% | 11.0% |
| January 1 2021 - December 31 2023 | ||||||
| Age-Specific TDI Outcomes with Frozen-Thawed Donor Sperm, Ottawa Fertility Centre | ||||||
| Age (years) | <35 | 35-37 | 38-40 | 41-42 | ≥43 | All Ages |
| # of Cycles Started | 669 | 382 | 387 | 172 | 186 | 1796 |
| Cancellation Rate* | 7.9% | 7.1% | 5.4% | 14.0% | 13.4% | 8.4% |
| Clinical Pregnancy Rate** | 17.8% | 15.8% | 8.8% | 6.8% | 4.4% | 13.1% |
| Multiple Pregnancy Rate *** | 2.8% | 3.6% | 6.3% | 30.0% | 0.0% | 4.7% |
*Cancellation Rate: # cycles cancelled/# cycles started
**Clinical Pregnancy Rate: presence of gestational sac (clinical intrauterine, heterotopic, or ectopic) per insemination.
*** Multiple Pregnancy Rate: # of clinical pregnancies with >1 gestational sac/# of clinical pregnancies.