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  • Title: Improved prediction of defibrillation success for out-of-hospital VF cardiac arrest using wavelet transform methods.
    Author: Watson JN, Uchaipichat N, Addison PS, Clegg GR, Robertson CE, Eftestol T, Steen PA.
    Journal: Resuscitation; 2004 Dec; 63(3):269-75. PubMed ID: 15582761.
    Abstract:
    We report an improved method for the estimation of shock outcome prediction based on novel wavelet transform-based time-frequency methods. Wavelet-based peak frequency, energy, mean frequency, spectral flatness and a new entropy measure were studied to predict shock outcome. Of these, the entropy measure provided optimal results with 60 +/- 6% specificity at 91 +/- 2% sensitivity achieved for the prediction of return of spontaneous circulation (ROSC). These results represent a major improvement in shock prediction in human ventricular fibrillation.
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