Evidence map›Paper›PMID 17024520›Full record

ArticleInternational urogynecology journal and pelvic floor dysfunction2007

Biomechanical properties of prolapsed vaginal tissue in pre- and postmenopausal women.

Lingling Lei, Yanfeng Song, RiQi Chen

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Article in International urogynecology journal and pelvic floor dysfunction, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

49 citing papers in PubMed.

  1. Trial
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  5. Fiber-Reinforced Composites for Vaginal Tissue Engineering Applications.Journal of biomedical materials research. Part A · 2026
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4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Lingling LeiDepartment of Obstetrics and Gynecology, Fuzhou Dongfang Hospital, Fuzhou, 350025, Fujian, People's Republic of China.
Yanfeng Song
RiQi Chen

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim of this study was to explore the relationship between biomechanical properties and the occurrence of pelvic organ prolapse (POP) through analysis on biomechanical properties of vaginal tissue. The biopsy specimens were obtained from 43 patients undergoing transvaginal hysterectomy, who were assigned into premenopausal POP, postmenopausal POP, premenopausal control and postmenopausal control groups. Tissue specimens were biomechanically assessed by a purpose-built tissue puller system, and stress-strain curves were digitally recorded. The Young's modulus, Poisson's ratio, maximum elongation, maximum fracture of vaginal tissue were 9.45 +/- 0.70, 0.43 +/- 0.01, 1.50 +/- 0.02, 0.60 +/- 0.02 in premenopausal POP group; 12.10 +/- 1.10, 0.39 +/- 0.01, 1.14 +/- 0.05, 0.27 +/- 0.03 in postmenopausal POP group; 6.65 +/- 1.48, 0.46 +/- 0.01, 1.68 +/- 0.11, 0.79 +/- 0.05 in premenopausal control group and 10.26 +/- 1.10, 0.42 +/- 0.01, 1.37 +/- 0.04, 0.42 +/- 0.03 in postmenopausal control group. There was significant difference in biomechanical properties between premenopausal POP group and premenopausal control group (p < 0.01). There was significant difference in biomechanical properties between postmenopausal POP group and postmenopausal control group (p < 0.01). Biomechanical properties in POP group were significantly lower than that in control group, suggesting that degeneration of biomechanical properties in pelvic support construction might lead to the occurrence of POP.

Indexed as

Biomechanical PhenomenaAdultCase-Control StudiesFemaleHumansMiddle AgedPostmenopausePremenopauseStress, MechanicalUterine ProlapseVagina

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.