http://www.cnr.it/ontology/cnr/individuo/prodotto/ID208177
European Medical Physics and Engineering conference EMPEC (Contributo in atti di convegno)
- Type
- Label
- European Medical Physics and Engineering conference EMPEC (Contributo in atti di convegno) (literal)
- Anno
- 2012-01-01T00:00:00+01:00 (literal)
- Alternative label
Bortolan, G.;Christov, I.;Simova, I.;Dimitrov, N.;Jekova, I.;Krasteva, V. (2012)
European Medical Physics and Engineering conference EMPEC
in Computing in Cardiology 2012, Krakow (Poland)
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Bortolan, G.;Christov, I.;Simova, I.;Dimitrov, N.;Jekova, I.;Krasteva, V. (literal)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#titoloVolume
- Computing in Cardiology 2012 (literal)
- Note
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- 1: Institute of Biomedical Engineering ISIB-CNR, Padova, Italy;
2, 5, 6: Institute of Biophysics and Biomedical Engineering, Bulg. Acad. of Sci, Sofia, Bulgaria;
3: Department of Noninvasive Cardiovascular Imaging and Functional Diagnostics, National Cardiology Hospital, Sofia, Bulgaria;
4: University Hospital \"St Ekaterina\", Sofia, Bulgaria. (literal)
- Titolo
- European Medical Physics and Engineering conference EMPEC (literal)
- Abstract
- The aim of the study is to investigate whether and how QRS-complex and T-wave heterogeneity is influenced by different cardiac risk factors and clinical data. Digital ECG during stress test was acquired in 106 patients (age 63±10 years, 45 males). Two indices obtained by Principal Component Analysis (PCA): complexity (PCA1) and non-linear components (PCA2) were used for the analysis of the heterogeneity of the different clinical groups. Mean, max, and standard deviation values were examined in the study. Significant difference (p<0.01÷0.05) between PCA1 of QRS (PCA1_QRS) was found between subgroups of patients defined according to the presence or absence of angina pectoris, diabetes mellitus, stroke and smokers. Significant difference for PCA2_QRS was obtained in the presence of angiographically significant coronary artery disease, diabetes mellitus, positive stress test and triglycerides. For the T wave significant difference was found respectively for PCA1_T in: myocardial infarction, angiographically significant coronary artery disease and gender and for PCA2_T in: angiographically significant coronary artery disease, percutaneous coronary intervention and gender. (literal)
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