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Unidad Reproducción, Servicio Ginecología y Obstetricia del H.C.U. De Valladolid

Results for Unidad Reproducción, Servicio Ginecología y Obstetricia del H.C.U. De Valladolid in Valladolid 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:
Av. Ramon y Cajal 3, Valladolid
Phone:
670097213
Medical director:
Julio Alberto Gobernado Tejedor

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 3532.3 – 58.6%
Between 35 and 3925.7 – 43.4%
Over 408.1 – 44%

Frozen embryos

Under 3522.9 – 43.8%
Between 35 and 3922.4 – 36.2%
Over 404.3 – 23.2%

Embryo implantation rate

Probability that a transferred embryo implants in the uterus.

Fresh embryos29 – 42.2%
Frozen embryos21.6 – 31.3%

Embryos per transfer

The SEF recommends transferring 1 or 2 embryos whenever possible.

Fresh (188 transfers)

  • 1 embryo: 174
  • 2 embryos: 14
  • 3 embryos: 0

Frozen (296 transfers)

  • 1 embryo: 278
  • 2 embryos: 18
  • 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%50%Not applicable
Twin0%50%Not applicable
Triplet or more0%0%Not applicable
Frozen embryo transfers
PregnancyWith 1 embryoWith 2 embryosWith 3 embryos
Singleton98.7%100%Not applicable
Twin1.3%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 3511.5 – 32.6%
Between 35 and 3911.1 – 33.3%

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

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

AID — artificial insemination (donor sperm)

Donor sperm placed in the uterus.

Under 359.4 – 42.5%
Between 35 and 398 – 28.4%

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

Recorded pregnancies (35–39): 9 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 applicable6.7 – 60%
Thawing of own eggs (devitrification)Not applicableNot applicable
Thawing of donor eggs (devitrification)31.9 – 80.6%Not applicable
Sperm donation27.4 – 68.2%16.5 – 50.2%
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).