Evidence map›Paper›PMID 23836486›Full record

ArticleUltrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology2014

Estimation of shear wave speed in the human uterine cervix.

L C Carlson, H Feltovich, M L Palmeri, J J Dahl, A Munoz del Rio, T J Hall

Registry-linked trialAbstract read
In one paragraph

Article in Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06968364 (Evaluation of the Safety and the Preterm Birth Predictive Capacity of the Clinical Investigation Device 'Cervisense TPTL'), which is not on this map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing 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

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT06968364 narecruitingnot on this mapstarted 2025, after this paper: background citation

Evaluation of the Safety and the Preterm Birth Predictive Capacity of the Clinical Investigation Device 'Cervisense TPTL': an International Clinical Study

TypeinterventionalSponsorUltrasound-Innovation Medtech, S.L.Ran2025 to 2027Enrolled457ConditionsThreatened Preterm LaborArmsCervisense Intravaginal Probe V0.1 cervical stiffness evaluation., Transvaginal ultrasound
3 · Its place in the literature

Who cites it

51 citing papers in PubMed.

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  14. Menstrual Pain and Elasticity of Uterine Cervix.Journal of clinical medicine · 2021
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4 · The record

Corrections and comments

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

6 authors.

L C CarlsonMedical Physics Department, University of Wisconsin, Madison, WI, USA.
H Feltovich
M L Palmeri
J J Dahl
A Munoz del Rio
T J Hall

Funding

U.W. RADIOLOGICAL SCIENCES TRAINING PROGRAMT32CA009206 · NCI · UNIVERSITY OF WISCONSIN-MADISON · PI Bryan Patrick Bednarz · 1985 to 2026
$12.1M
Monitoring Changes in Cervical Microstructure During PregnancyR01HD072077 · NICHD · UNIVERSITY OF WISCONSIN-MADISON · PI FELTOVICH, HELEN, HALL, TIMOTHY J · 2013 to 2022
$6.1M
Quantifying Cervical Softness with Elasticity ImagingR21HD063031 · NICHD · UNIVERSITY OF WISCONSIN-MADISON · PI FELTOVICH, HELEN, HALL, TIMOTHY J · 2010 to 2011
$415k
Detecting changes in cervical microstructure with quantitative ultrasoundR21HD061896 · NICHD · UNIVERSITY OF WISCONSIN-MADISON · PI HALL, TIMOTHY J · 2009 to 2010
$395k
NCI NIH HHS T32 CA009206NICHD NIH HHS R01 HD072077NICHD NIH HHS R01HD072077NICHD NIH HHS R21 HD061896NICHD NIH HHS R21HD061896NICHD NIH HHS R21 HD063031NICHD NIH HHS R21HD063031
6 · The paper itself

Abstract

objectivesTo explore spatial variability within the cervix and the sensitivity of shear wave speed (SWS) to assess softness/stiffness differences in ripened (softened) vs unripened tissue.

methodsWe obtained SWS estimates from hysterectomy specimens (n = 22), a subset of which were ripened (n = 13). Multiple measurements were made longitudinally along the cervical canal on both the anterior and posterior sides of the cervix. Statistical tests of differences in the proximal vs distal, anterior vs posterior and ripened vs unripened cervix were performed with individual two-sample t-tests and a linear mixed model.

resultsEstimates of SWS increase monotonically from distal to proximal longitudinally along the cervix, they vary in the anterior compared to the posterior cervix and they are significantly different in ripened vs unripened cervical tissue. Specifically, the mid position SWS estimates for the unripened group were 3.45 ± 0.95 m/s (anterior; mean ± SD) and 3.56 ± 0.92 m/s (posterior), and 2.11 ± 0.45 m/s (anterior) and 2.68 ± 0.57 m/s (posterior) for the ripened group (P < 0.001).

conclusionsWe propose that SWS estimation may be a valuable research and, ultimately, diagnostic tool for objective quantification of cervical stiffness/softness.

Indexed as

Elasticity Imaging TechniquesElastic ModulusAnalysis of VarianceCervix UteriFemaleHumansHysterectomyPhysical StimulationPregnancyPremature BirthReproducibility of ResultsSensitivity and Specificitycervixpreterm birthshear wave speedultrasound

Identifiers

PMID23836486
PMCPMC3894258

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Registered trials

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.