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Welcome to LWC Cardiff

At the heart of our state-of-the-art central Cardiff laboratory is something we call Precision Embryology. Our team use the latest techniques to give you the best chance of a successful IVF outcome, including time-lapse monitoring, embryo freezing, and genetic testing. Meaning you’ll get the best possible chance of having a healthy baby. Find out more today.

What is Precision Embryology?

The success of the LWC Cardiff laboratory has been due to Precision Embryology. We have two time-lapse incubators and over 98% of our patients’ embryos are cultured using this technology (fresh and frozen). Pictures are taken of the embryos every 5 minutes without disturbing their environment, so we can easily track their development. We can then freeze or transfer the embryo at exactly the right time.

Based on the precision embryology principals, the Cardiff laboratory have achieved very high standards.   On average 70% of the embryos we create make a blastocyst (a day 5 embryo).  If a patient has 4 or more fertilised eggs, more than 50% of the time the patient will have an embryo to transfer AND embryos suitable for freezing. This means patients treated at LWC Cardiff will achieve a high cumulative pregnancy rate by using their fresh and frozen embryos from one egg collection.

What is Precision Embryo Transfer?

The latest time-lapse technology in the laboratory helps our team of highly-skilled embryologists to decide the best time for embryo transfer. Viewing embryo development allows the embryologist to confirm whether to transfer on day 5 of embryo development or to freeze the embryo for transfer in a later frozen embryo transfer cycle.  This means that embryo transfer will be individually tailored to the patient to maximise success to you specifically.

This philosophy is different from standard embryology practice where embryos would be routinely replaced regardless of their development. Patients will also benefit from having a personal consultation with their designated embryologist to review the images of each of their embryos and to pinpoint exactly when the transfer will take place.

IVF Success Rates

These statistics show our IVF success rates for our clinics in Wales and Bristol - those that successfully lead to pregnancy. All pregnancies were confirmed for foetal heartbeat by ultrasound scans.

Under 35

Jan-Dec 2024, Live birth rate per embryo transferred

44 out of 76 embryos transferred

HFEA UK National Average 2023: 35%

35-37

Jan-Dec 2024, Live birth rate per embryo transferred

25 out of 67 embryos transferred

HFEA UK National Average 2023: 27%

38-39

Jan-Dec 2024, Live birth rate per embryo transferred

5 out of 32 embryos transferred

HFEA UK National Average 2023: 19%

40-42

Jan-Dec 2024, Live birth rate per embryo transferred

10 out of 41 embryos transferred

HFEA UK National Average 2023: 11%

43-44

Jan-Dec 2024, Live birth rate per embryo transferred

1 out of 20 embryos transferred

HFEA UK National Average 2023: 5%

Under 35

Jan-Dec 2024, Live birth rate per embryo transferred

35 out of 73 embryos transferred

HFEA UK National Average 2023: 34%

35-37

Jan-Dec 2024, Live birth rate per embryo transferred

27 out of 83 embryos transferred

HFEA UK National Average 2023: 26%

38-39

Jan-Dec 2024, Live birth rate per embryo transferred

8 out of 40 embryos transferred

HFEA UK National Average 2023: 18%

40-42

Jan-Dec 2024, Live birth rate per embryo transferred

5 out of 19 embryos transferred

HFEA UK National Average 2023: 11%

43-44

Jan-Dec 2024, Live birth rate per embryo transferred

1 out of 24 embryos transferred

HFEA UK National Average 2023: 5%

Under 35

Jan-Dec 2024, Live birth rate per embryo transferred

182 out of 417 embryos transferred

HFEA UK National Average 2023 (all ages) : 33%

35-37

Jan-Dec 2024, Live birth rate per embryo transferred

93 out of 274 embryos transferred

HFEA UK National Average 2023 (all ages) : 33%

38-39

Jan-Dec 2024, Live birth rate per embryo transferred

32 out of 137 embryos transferred

HFEA UK National Average 2023 (all ages) : 33%

40-42

Jan-Dec 2024, Live birth rate per embryo transferred

32 out of 139 embryos transferred

HFEA UK National Average 2023 (all ages) : 33%

43-44

Jan-Dec 2024, Live birth rate per embryo transferred

1 out of 30 embryos transferred

HFEA UK National Average 2023 (all ages) : 33%

Under 38

Jan-Dec 2024, Live birth rate per embryo transferred

50 out of 107 embryos transferred

HFEA UK National Average 2023 (all ages): 48%

38+

Jan-Dec 2024, Live birth rate per embryo transferred

47 out of 112 embryos transferred

HFEA UK National Average 2023 (all ages): 48%

Donor eggs

Jan-Dec 2024, Live birth rate per embryo transferred

5 out of 11 embryos transferred

HFEA UK National Average 2023 (all ages): 48%

Under 35

Jan-Dec 2024, Live birth rate per embryo transferred

46 out of 95 embryos transferred

 

35-37

Jan-Dec 2024, Live birth rate per embryo transferred

8 out of 21 embryos transferred

38-39

Jan-Dec 2024, Live birth rate per embryo transferred

3 out of 10 embryos transferred

40-42

Jan-Dec 2024, Live birth rate per embryo transferred

1 out of 5 embryos transferred

Frozen donor eggs, fresh transfer

Jan-Dec 2024, Live birth rate per embryo transferred

93 out of 226 embryos transferred

HFEA UK National Average 2023 (all ages): 38%

Fresh donor eggs

Jan-Dec 2024, Live birth rate per embryo transferred

18 out of 41 embryos transferred

Frozen donor eggs, frozen embryo transfer

Jan-Dec 2024, Live birth rate per embryo transferred

184 out of 523 embryos transferred

PGT

Jan-Dec 2024, Live birth rate per embryo transferred

5 out of 11 embryos transferred

Under 35

Jan 2022-Dec 2024, Live birth rate per embryo transferred

20 out of 45 embryos transferred

35-37

Jan 2022-Dec 2024, Live birth rate per embryo transferred

12 out of 58 embryos transferred

38-39

Jan 2022-Dec 2024, Live birth rate per embryo transferred

7 out of 43 embryos transferred

40+

Jan 2022-Dec 2024, Live birth rate per embryo transferred

6 out of 38 embryos transferred

PGT

Jan 2022-Dec 2024, Live birth rate per embryo transferred

11 out of 31 embryos transferred

Own eggs

Jan 2022-Dec 2024, Live birth rate per embryo transferred

15 out of 44 embryos transferred

Donor eggs

Jan 2022- Dec 2024, Live birth rate per embryo transferred

35 out of 100 embryos transferred

PGT

Jan 2022- Dec 2024, Live birth rate per embryo transferred

25 out of 58 embryos transferred

Donor eggs

Jan 2022-Dec 2024, Live birth rate per embryo transferred

52 out of 112 embryos transferred

Own eggs

Jan 2022-Dec 2024, Live birth rate per embryo transferred

8 out of 39 embryos transferred

PGT

Jan 2022-Dec 2024, Live birth rate per embryo transferred

8 out of 12 embryos transferred

Under 35 Stimulated Cycle

Jan-Dec 2024, Live birth rate per IUI cycle

35+ Stimulated Cycle

Jan-Dec 2024, Live birth rate per embryo transferred

Under 35 Stimulated Cycle

Jan-Dec 2024, Live birth rate per embryo transferred

17 out of 99 cycles

HFEA UK National Average 2023 (all ages): 14%

35+ Stimulated Cycle

Jan-Dec 2024, Live birth rate per embryo transferred

11 out of 151 cycles

HFEA UK National Average 2023 (all ages): 14%

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