What question did this study set out to answer?

This study aims to evaluate a new automated computerized analyzing system for measuring intima-media thickness.

November 1, 1997Stroke

A New Automated Computerized Analyzing System Simplifies Readings and Reduces the Variability in Ultrasound Measurement of Intima-Media Thickness

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Why the study?

Does an automated computerized analyzing system reduce variability and time consumed compared to manual tracing for ultrasound measurement of intima-media thickness?

Population

Ultrasound images of carotid and femoral arteries for measurement of intima-media thickness and lumen diameter

Comparison

Automated computerized analyzing system based on… vs Manual analyzing system with manual tracing of…

Design

Other

Authors

IWInger WendelhagSahlgrenska University Hospital QLQuan LiangChinese Academy of Sciences TGTomas GustavssonKarlstad University

Discussion

Member takes

Implication

May standardize carotid IMT measurements across readers; leaves open effects on cardiovascular risk stratification.

Key Points

This study aims to evaluate a new automated computerized analyzing system for measuring intima-media thickness.
Developed a new system based on dynamic programming with interactive human modification.
Extracted local vessel echo intensity and continuity for analysis.
Minimized a cost function to determine optimal vessel interface locations.
Automated system reduced dependence on the reader's experience, improving consistency.
Variability between readers was significantly lower compared to manual methods.
Measurement speed increased, and drift in results over time was prevented.

Structured PICO

Does an automated computerized analyzing system reduce variability and time consumed compared to manual tracing for ultrasound measurement of intima-media thickness?

Population

Ultrasound images of carotid and femoral arteries for measurement of intima-media thickness and lumen diameter

Intervention

Automated computerized analyzing system based on dynamic programming for detection of echo interfaces

Comparator

Manual analyzing system with manual tracing of echo interfaces

Outcome

Variability between readers and dependence on reader's experiencesurrogate

A new automated computerized analyzing system for ultrasound measurement of intima-media thickness reduces inter-reader variability and measurement time compared to manual tracing.

Cite This Study

Wendelhag et al. (1997) studied this question.

synapsesocial.com/papers/6a6fe84ff44fa9f079dd6703 https://doi.org/10.1161/01.str.28.11.2195

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A New Automated Computerized Analyzing System Simplifies Readings and Reduces the Variability in Ultrasound Measurement of Intima-Media Thickness

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

A New Automated Computerized Analyzing System Simplifies Readings and Reduces the Variability in Ultrasound Measurement of Intima-Media Thickness

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

Also Consider

Also Consider