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Private centreOfficial 2023 data

IVI BILBAO

Results for IVI BILBAO in Vizcaya from Spain’s official Ministry of Health registry: reporting is mandatory, and more than 10% of centres are audited each year by an independent body.

Address:
Paseo Landabarri, 1, Vizcaya
Medical director:
Marcos Ferrando Serrano

Registered services: FIV/ICSI · Donación de ovocitos · PGT · IAC · IAD

IVF/ICSI with own oocytes

In vitro fertilisation using the patient’s own eggs.

Fresh cycles
> 500
Cycles with frozen embryos
> 500

Pregnancy probability per transfer, by the woman’s age

The registry publishes intervals, not exact figures. Scale 0–100%.

Fresh embryos

Under 3553.7 – 75.9%
Between 35 and 3934.5 – 61.7%
Over 40Not applicable

Frozen embryos

Under 3554.2 – 69.4%
Between 35 and 3951.8 – 61.9%
Over 4049.4 – 62.6%

Embryo implantation rate

Probability that a transferred embryo implants in the uterus.

Fresh embryos48.1 – 65.3%
Frozen embryos54.5 – 61.5%

Embryos per transfer

The SEF recommends transferring 1 or 2 embryos whenever possible.

Fresh (124 transfers)

  • 1 embryo: 121
  • 2 embryos: 3
  • 3 embryos: 0

Frozen (739 transfers)

  • 1 embryo: 726
  • 2 embryos: 13
  • 3 embryos: 0

Type of pregnancy achieved

A singleton pregnancy is the best outcome after fertility treatment.

Fresh transfers
PregnancyWith 1 embryoWith 2 embryosWith 3 embryos
Singleton98.6%Not applicableNot applicable
Twin1.4%Not applicableNot applicable
Triplet or more0%Not applicableNot applicable
Frozen embryo transfers
PregnancyWith 1 embryoWith 2 embryosWith 3 embryos
Singleton98.3%25%Not applicable
Twin1.7%75%Not applicable
Triplet or more0%0%Not applicable

Egg donation

In vitro fertilisation with eggs provided by a donor.

Fresh cycles
100-500
Cycles with frozen embryos
100-500

Pregnancy probability per transfer, by the woman’s age

The registry publishes intervals, not exact figures. Scale 0–100%.

Fresh embryos

Under 3523.1 – 88%
Between 35 and 3951.3 – 84.2%
Over 4053.7 – 75.2%

Frozen embryos

Under 3514.2 – 47.9%
Between 35 and 3937.5 – 67%
Over 4047.1 – 63.1%

Embryo implantation rate

Probability that a transferred embryo implants in the uterus.

Fresh embryos56.3 – 73.6%
Frozen embryos44.8 – 58%

Embryos per transfer

The SEF recommends transferring 1 or 2 embryos whenever possible.

Fresh (116 transfers)

  • 1 embryo: 115
  • 2 embryos: 1
  • 3 embryos: 0

Frozen (220 transfers)

  • 1 embryo: 220
  • 2 embryos: 0
  • 3 embryos: 0

Type of pregnancy achieved

A singleton pregnancy is the best outcome after fertility treatment.

Fresh transfers
PregnancyWith 1 embryoWith 2 embryosWith 3 embryos
Singleton98.7%Not applicableNot applicable
Twin1.3%Not applicableNot applicable
Triplet or more0%Not applicableNot applicable
Frozen embryo transfers
PregnancyWith 1 embryoWith 2 embryosWith 3 embryos
Singleton100%Not applicableNot applicable
Twin0%Not applicableNot applicable
Triplet or more0%Not applicableNot applicable

Artificial insemination

Pregnancy rate per cycle in women under 40.

AIH — artificial insemination (partner’s sperm)

The partner’s sperm, prepared and placed in the uterus.

Under 351.7 – 18.7%
Between 35 and 395.7 – 34.3%

Recorded pregnancies (under 35): 4 singleton · 1 twin · 0 triplet or more

Recorded pregnancies (35–39): 6 singleton · 0 twin · 0 triplet or more

AID — artificial insemination (donor sperm)

Donor sperm placed in the uterus.

Under 359.3 – 32.3%
Between 35 and 3913.5 – 37.5%

Recorded pregnancies (under 35): 7 singleton · 3 twin · 0 triplet or more

Recorded pregnancies (35–39): 12 singleton · 1 twin · 0 triplet or more

Other techniques

Pregnancy probability per transfer (intervals as published by the registry).

TechniqueFresh embryosFrozen embryos
PGT (preimplantation genetic testing)10 – 90%56.1 – 64.6%
Thawing of own eggs (devitrification)29.1 – 70.9%17.2 – 54.8%
Thawing of donor eggs (devitrification)55.8 – 67.6%39.3 – 49.1%
Sperm donation34.5 – 68.6%46.2 – 64.7%
Embryo donation23.2 – 66.8%

Source: “Registro Nacional de Actividad 2023-Registro SEF” (Spanish National ART Activity Registry) — registrosef.com, retrieved 31 July 2026. 2023 activity data, the most recent published by the registry (it publishes with a ~2-year lag).