Fine Structure of the Human Placenta in Prolonged Pregnancy Preliminary Report
Bibliographic record
Abstract
Placentas from 15 prolonged (is greater than 42 weeks), but otherwise normal pregnancies, and 8 normal-term placentas were studied. Placental villi from term placentas revealed intact syncytial and cytotrophoblast elements. All term placentas presented a minimal to mild degree of villous necrosis and deposition of fibrinoid material. Placental villi from cases of prolonged pregnancy presented a moderate to severe degree of necrosis in 11 of 15 placentas and a minimal to mild degree in 4 of 15 placentas. A moderate to severe degree of fibrinoid deposition was noted in 7 of 15 placentas, whilst 8 of 15 revealed a minimal to mild degree of deposition. The presence or absence of meconium was noted in the prolonged-pregnancy group and correlated with the above morphological features. Statistically, a correlation was found between prolonged pregnancy and necrosis (p is less than 0.001), prolonged pregnancy and fibrinoid deposition (p is less than 0.03) and between necrosis and deposition of fibrinoid (p is less than 0.05). There was no correlation between the incidence of meconium staining and the above parameters.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 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 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 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 source (direct Gemma or distilled Codex), 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".