Percentage number of Mature Oocytes available for ICSI per Egg Collection (ICSI cycles only).
% IVF Fert
% Fertilisation Rate
Total number of 2PN zygotes/egg collection - includes both IVF and ICSI cycles
% ICSI Fert
ICSI Fertilisation Rate
Number of 2PN embryos/Number of oocytes Injected.
Cleavage Outcomes
% Cleavage
D2/D3 Cleavage Rates
Percentage number of zygotes that cleave over the number of zygotes (2PN embryos)on either day 2 or day 3 from insemination. [Value0-100]
% D2/3 UR
Embryo Utilisation
The proportion of 2PN embryos that were either transferred or cryostored on day 2 or day 3.
%D2 TQE
% Top Quality Embryos Day 2
% of 2PN embryos forming Top Quality Embryos [TQE] on Day 2. These would be 4 cell embryos with no fragmentation. Use QAPonline for EQA
% D3 TQE
% Top Quality Embryos Day 3
% of 2PN embryos forming Top Quality Embryos [TQE] on Day 3. These would be 7-9 cell embryos with no fragmentation and even blastomeres.- Use QAPonline for EQA.
Blastocyst Outcomes
% Blastocyst
Day 5 Blastulation Rate
The percentage of PN embryos that develop to the blastocyst on day 5. A blastocyst must contain a blastocoel cavitity, ICM and trophectoderm [Gardners grade 3 or more]
% D5/6 UR
Blastocyst Utilisation Rate
The percentage of 2PN embryos that are either transferred or cryostored on day 5 or day 6
%D5 TQE
% Top Quality Embryos Day
The percentage of PN embryos that develop to a top Quality Blastocyst on day 5. This must be Gardners Grade 4AA, 4AB or 4BA.
CryoPerservation Outcomes
%D2 Survival
% Survival Day 2 Embryos
Percentage of thawed/warmed Day 2 cleavage stage embryos that survived and available for transfer or continued culture.
% D3 Survival
% Survival Day 2 Embryos
Percentage of thawed Day 3 cleavage stage embryos that survived and available for transfer or continued culture.
% D5/6 Survival
% Survival Day 5/6 Embryos
Percentage of thawed Day 5/6 Blastocyst stage embryos that survived and available for transfer.
Clinical Outcomes
% PR(hCG)
hCG Pregnancies/ET
Number of fresh transfers with an elevated hCG expressed as % per embryo transfer
%CP (Sac)
Clinical Pregnancies/ET
Number of fresh transfers with a gestation sac confirmed by ultrasound expressed as % per embryo transfer
%CP (FH)
Pregnancy Rate by FH
Number of fresh transfers with a gestation sac containing a viable fetal heart beat confirmed by ultrasound expressed as % per embryo transfer
% D2/3 CP/ET
% Clinical Pregnancies/Fresh Embryo transfer D2/3
Percentage of clinical pregnancies following transfer of fresh embryos on either day 1,2 or 3.
% D2/3 CP/FET
% Clinical Pregnancies/Frozen Embryo transfer D2/3
Percentage of clinical pregnancies following transfer of embryos cryopreserved on day 1,2 or 3 and transferred on day 1,2 or 3.
% D4/5 CP/ET
% Clinical Pregnancies/Fresh Embryo transfer D4/5
Percentage of clinical pregnancies following transfer of fresh embryos on day 4,5 or 6.
% D4/5 CP/FET
% Clinical Pregnancies/Frozen Embryo transfer D4/5
Percentage of clinical pregnancies following transfer of embryos cryopreserved on any day and transferred on day 4, 5 or 6.
% D5 CP/FET -l
% Clinical Pregnancies/Frozen Blastocyst transfer D5
Percentage of clinical pregnancies following transfer of embryos cryopreserved only on day 5 or day 6 and transferred on day 5 or 6.
%MP_CP
% Multiple Pregnacy/Pregnancy
The percentage of multiple pregnancies per clinical pregnancy
Performance Measures
sMPR/ET
Multiple Pregnancy Rate /Fresh Transfer
The percentage of transfers with more than one gestational sac seen on ultrasound day 7 weeks
%SET
% Single Embryo transfer
% of embryo transfers where a single embryo was transferred (regardless of whether there was one or more embryos or the day of transfer)
%SELECT
% Single Elective Embryo transfers
The percentage of single embryo transfers where there was surplus to freeze.
About KPI List
This list is a DRAFT list only. It is anticipate that the list will expand considerably especially with specific age definitions and the creation of specific BenchMark sub groups. Any comments and suggestions should be made to office@fertaid.com
