The Case Against Intracytoplasmic Sperm Injection for All
Bibliographic record
Abstract
While intracytoplasmic sperm injection (ICSI) is the most significant advance in assisted reproductive technology (ART) for the alleviation of male factor subfertility, its use has become increasingly widespread and indiscriminate in ART clinics, extending well beyond the reasons for its necessary application. But ICSI is not "better" than IVF using any established outcome metric. Indeed, available evidence indicates that ICSI yields fewer embryos per treatment cycle, embryos which may have impaired developmental potential compared to IVF-derived embryos. This chapter investigates the basis for the over-use of ICSI, and identifies risks to which couples are exposed by the unjustified use of ICSI: a debate that has been raging for two decades, and is now also extending into considerations of "andrological ignorance", how ICSI has effectively blocked scientific advances in andrology, and how obligate ICSI has effectively transferred the treatment burden for male factor infertility to the female partner, who is expected to undergo possibly unnecessary controlled ovarian hyperstimulation, oocyte retrieval and embryo transfer procedures.
Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.
How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.001 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".