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Public centreOfficial 2023 data

Hospital Universitario Son Espases

Results for Hospital Universitario Son Espases in Islas Baleares 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:
carretera de valldemosa,79, Islas Baleares
Medical director:
Ana Belén Castel Seguí

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
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 3538.6 – 83.6%
Between 35 and 3922.1 – 50.6%
Over 4011.6 – 49.2%

Frozen embryos

Under 3524.5 – 45.5%
Between 35 and 3932.3 – 53.4%
Over 4020.1 – 48.1%

Embryo implantation rate

Probability that a transferred embryo implants in the uterus.

Fresh embryos21.2 – 37.9%
Frozen embryos29.6 – 42.2%

Embryos per transfer

The SEF recommends transferring 1 or 2 embryos whenever possible.

Fresh (85 transfers)

  • 1 embryo: 55
  • 2 embryos: 30
  • 3 embryos: 0

Frozen (208 transfers)

  • 1 embryo: 196
  • 2 embryos: 12
  • 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
Singleton100%100%Not applicable
Twin0%0%Not applicable
Triplet or more0%0%Not applicable
Frozen embryo transfers
PregnancyWith 1 embryoWith 2 embryosWith 3 embryos
Singleton100%100%Not applicable
Twin0%0%Not applicable
Triplet or more0%0%Not 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 3514.5 – 43.4%
Between 35 and 392.1 – 34.3%

Recorded pregnancies (under 35): 9 singleton · 2 twin · 0 triplet or more

Recorded pregnancies (35–39): 3 singleton · 1 twin · 0 triplet or more

AID — artificial insemination (donor sperm)

Donor sperm placed in the uterus.

Under 350 – 10.8%
Between 35 and 398.6 – 39.7%

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

Recorded pregnancies (35–39): 6 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)Not applicable0 – 40.2%
Thawing of own eggs (devitrification)100 – 100%Not applicable
Thawing of donor eggs (devitrification)100 – 100%Not applicable
Sperm donation19.4 – 68.1%Not applicable
Embryo donationNot applicable

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).