IMSI Procedure Improves Embryo Development in Infertile Couples
Author Information
Author(s): Knez Katja, Zorn Branko, Tomazevic Tomaz, Vrtacnik-Bokal Eda, Virant-Klun Irma
Primary Institution: University Medical Centre Ljubljana
Hypothesis
Does the IMSI procedure improve embryo development in infertile couples with poor semen quality?
Conclusion
The IMSI procedure improved embryo development and clinical outcomes in infertile couples with male infertility and poor embryo development in previous ICSI attempts.
Supporting Evidence
- IMSI group had a higher number of blastocysts per cycle compared to the ICSI group.
- 0% of cycles in the IMSI group had all embryos arrested, compared to 27% in the ICSI group.
- Pregnancy rates per cycle were higher in the IMSI group (25%) compared to the ICSI group (8.1%).
- All pregnancies from blastocyst transfers in the IMSI group were ongoing, while two pregnancies from ICSI ended in spontaneous abortion.
Takeaway
Using a special method to select sperm can help make better embryos for couples having trouble getting pregnant.
Methodology
Couples with poor semen quality were randomly assigned to receive either IMSI or conventional ICSI, and outcomes were compared.
Potential Biases
Potential biases due to the small sample size and specific inclusion criteria.
Limitations
The study involved a relatively small sample size and specific patient criteria, which may limit generalizability.
Participant Demographics
Couples with male infertility and poor semen quality; mean female age was 35.8 years in the IMSI group.
Statistical Information
P-Value
0.048
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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