Year Author Predictor Data AUC SES(%) SPE(%) 1991 Martin et al. [50] MF 7 patients / / / 1996 Brown et al. [44] Combination of PF and FC in certain ranges 55 patients with OHCA / 100 47.1 2000 Eftestol et al. [46] Combination of FC and PF 156 patients with OHCA (total 868 shocks:87 had caused ROSC and 781 had failed to cause ROSC ) / 92 ± 2 42 ± 1 2001 Strohmenger et al. [69] DF 89 patients with OHCA / 92 42 2001 Eftestøl et al. [43] Combination of CF and the energy 156 patients with OHCA (total 883 shocks:87 had caused ROSC and 781 had failed to cause ROSC ) / 91 ± 3 36 ± 4 2001 Hamprecht et al. [36] DF 54 patients with OHCA (artefact-free ventricular fibrillation episodes, 28 return to ROSC) / 59 52 2004 Jekova et al. [70] Energy between 2 and 7 Hz more than 700 out-of-hospital fibrillation cases / 61.8 79.6 2004 Young et al. [51] AMSA 46 patients with OHCA / 91 94 2004 Watson et al. [54] Entropy measure based on Morlet wavelet 87 success shock and 781 unsuccess shock / 91 ± 2 60 ± 6 2005 Watson et al. [49] COP based on a tunable Morlet wavelet 110 patients with OHCA / 97 ± 2 63 ± 4 2006 Watson et al. [71] COP based on CWT 110 patients with OHCA / 95 ± 4 66 ± 4 2007 Neurauter et al. [38] MdS 197 patients with in-hospital and out-of-hospital CA 0.848 95.2 52.6 2007 Jagric et al. [61] Irregularity 120 recordings of VF / / / 2008 Gundersen et al. [47] COP 86 patients with OHCA 0.877 / / 2008 Box et al. [55] COP based on wavelet transform 54 patients with OHCA / 100 60 2008 Sherman et al. [62] LAC 158 patients with OHCA 0.77     2008 Ristagno et al. [72] AMSA 90 patients with OHCA / 91  97 2008 Neurauter et al. [73] MdS(10-22Hz) 192 patients with in-hospital and out-of-hospital CA 0.863 95.2 49.7 2012 Nakagawa et al. [74] AMSA 83 patients with OHCA / 94 59 2012 Shandilya et al. [28] Feature based on complex wavelet transform 57 patients (34 successful and 56 unsuccessful defibrillations) ECG signals without addition of the PetCO2 signal 0.850  90 78.6 With addition of the PetCO2 signal 0.938 / / SES, sensitivity; SPE, specificity; “/ ” denotes the corresponding values were not reported.

Table 2: Performance of defibrillation predictors using Definition 2