Reproducibility Validation Study Comparing Analog and Digital Imaging Technologies for the Measurement of Intima-Media Thickness
Author(s) -
Damiano Baldassarre,
Elena Tremoli,
Mauro Amato,
Fabrizio Veglia,
A Bondioli,
Cesare R. Sirtori
Publication year - 2000
Publication title -
stroke
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.397
H-Index - 319
eISSN - 1524-4628
pISSN - 0039-2499
DOI - 10.1161/01.str.31.5.1104
Subject(s) - repeatability , reproducibility , medicine , intima media thickness , correlation coefficient , coefficient of variation , mean difference , biomedical engineering , nuclear medicine , digital imaging , digital image , carotid arteries , surgery , mathematics , statistics , image processing , artificial intelligence , computer science , confidence interval , image (mathematics)
New advances in B-mode imaging technologies have led to improved quality in the detection of minute changes in the surface of intima-media thickness (IMT) and plaques. The new digital systems, with increased numbers of imaging channels, multiple frequency probes, and increased microprocessing speeds, now generate images comparable to those of the analog predecessors. Can these digital systems have reproducibility comparable to that of a pure analog system? We compared the Biosound 2000II (analog) system with the Esaote AU4 (digital) system.
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