| Year | Author | Predictor | Data | AUC | SES(%) | SPE(%) | 
      
        | 1991 | Dalzell et    al. [68] | PPA | 70 patients    within or outside hospital | / | / | / | 
      
        | 1994 | Strohmenger    et al. [48] | MF | 20 patients during aortocoronary bypass grafting | / | 100 | / | 
      
        | 1997 | Strohmenger    et al. [45] | PPA and PF | 26 patients    with OHCA | / | 100 | 25 | 
      
        | 2003 | Podbregar    et al. [60] | Combination    of PPA, total energy of PSD and Hurst exponent by GP | 47 patients    with OHCA (79 success shock, and 124 unsuccess shock) | / | 100 | 97 | 
      
        | 2010 | Lin et al. [64] | DFA(DFAα2) | 155 OHCA    subjects (37 successful and 118 unsuccessful defibrillations) | 0.65 | 61 | 63.2 | 
      
        | 2011 | Endoh et    al. [40] | FC based on    CWT | 152    patients with OHCA(164 unsuccessful and 69 successful episodes) | 0.77 | 76.8 | 62.8 | 
      
        | 2012 | Shanmugasundarama    et al. [67] | Slope | 44 patients    with OHCA: In    recurrent VF
 | / | 91 | 14 | 
      
        | In    shock-resistant | / | 83 | 70 | 
    
    SES, sensitivity; SPE, specificity; “/ ” denotes the corresponding values were not reported.