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Record W451688

[Androgen and 17-hydroxyprogesterone concentrations in blood serum versus menstrual patterns in women with polycystic ovary syndrome (PCOS)].

2010· article· en· W451688 on OpenAlexaff
Ewa Rudnicka, Michał Kunicki, Stanisław Radowicki

Bibliographic record

VenuePubMed · 2010
Typearticle
Languageen
Field
Topic
Canadian institutionsASTER
Fundersnot available
KeywordsPolycystic ovaryMedicinehirsutismTestosterone (patch)AndrogenDehydroepiandrosterone sulfateInternal medicineEndocrinologySex hormone-binding globulinHydroxyprogesteroneAmenorrheaHyperandrogenismGynecologyHormonePregnancyObesityInsulin resistanceSteroidBiology
DOInot available

Abstract

fetched live from OpenAlex

THE AIM OF THE STUDY: to evaluate correlation between androgen and 17-hydroxyprogetserone concentrations in blood serum and menstrual patterns of women with polycystic ovary syndrome. MATERIAL AND METHODS: 227 patients with polycystic ovarian syndrome (PCOS), aged 18 to 35 years, hospitalized at the Department of Gynecological Endocrinology All patients with PCOS presented clinical and biochemical evidence of hyperandrogenism with oligoovulation and/or ultrasonographic appearance of polycystic ovaries. PCOS was diagnosed according to the Rotterdam Criteria after excluding reasons such as: congenital adrenal hyperplasia, adrenal and ovarian tumors, hyperprolactinemia and hypo- hyperthyreosis. The following hormone concentrations were measured in each patient: total testosterone (TT), androstendione (A), dehydroepiandrosterone sulphate (DHEAS) and 17-hydroxyprogesterone (17-OHP). The patients were divided into 4 groups: I--eumenorrhoeic (n = 66), II--polymenorrhoeic (n = 32), III--oligomenorrhoeic (n = 93), IV--with secondary amenorrhea (n = 36). The control group consisted of 40 patients with normal regular menstrual cycles and no clinical/biochemical sings of hyperandrogenism. Statistical analysis was performed using one-way Anova and NIR test. P < 0.05 were considered to be statistically significant. RESULTS: The mean TT concentrations were as follows: Group I-- 0.91 +/- 0.56 ng/ml, II--0.91 +/- 0.22, III--0.91 +/- 0.48, IV--1.66 +/- 1.78 ng/ml; Androstendione: I-- 3.34 +/- 1.32, II--2.77+/- 0.75 ng/ml, III--3.28 +/- 1.00 ng/ml, IV--4.29 +/- 2.18 ng/ ml, 17-OHP: I--1.08 +/- 1.61 ng/ml, II-- 0.89 +/- 0.62ng/ml, III--0.94 +/ - 0.37 ng/ml; IV--1.68 +/-1.28 ng/ml and DHEAS: I--5.69 +/- 2.49 micromol/, II-- 6.11 +/- 3.11 micromol/l, III--6.04 +/- 3.00 micromol/l, IV-- 6.12 +/- 3.25 micromol/l respectively. The hormone concentrations in the control group were as follows: TT--0.58 +/- 0.35 ng/ml, A--2.33 +/- 0.52 ng/ml, 17-OHP--0.67 +/- 0.30 ng/ml, DHEAS--5.24 +/- 2.33 micromol/I. We found significantly higher TT A, 17-OHP concentrations in all PCOS subgroups than in the healthy subjects (p < 0.05). The PCOS group analysis revealed that all the mentioned hormone concentrations were significantly higher in women with secondary amenorrhea (group IV) than in the remaining 3 groups (p < 0.05). We found no significant difference in DHEAS concentrations between the study and the control group. CONCLUSIONS: Higher total testosterone, androstendione and 17-hydroxyprogesterone concentrations, longer menstrual cycles in women with PCOS.

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 machine prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.001
Threshold uncertainty score0.004

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

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.

Opus teacher head0.013
GPT teacher head0.207
Teacher spread0.194 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

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".

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Citations4
Published2010
Admission routes1
Has abstractyes

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