Table 3: The sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV) of the standard ECG and 12 lead smartphone ECG for ventricular arrhythmia Interpretation in comparison to cardiologist diagnosis.

Parameters

Sensitivity (%)

Specificity (%)

PPV (%)

NPV (%)

Gold standard 12 Lead ECG

15.625

97.2

48.38

87.29

Smartphone Spandan ECG

35.38

96.85

54.76

93.29