A Review on the Nonlinear Dynamical System Analysis of Electrocardiogram Signal

Table 3

Recent studies performed for the diagnosis of clinical conditions using Poincaré plot analysis.

Clinical conditions	Classification method	Performance	Ref.
Dilated cardiomyopathy	Multivariate discriminant analysis	92.9% sensitivity, 85.7% specificity, and 92.1% AUC	[136]
Preeclampsia	Multivariate discriminant analysis	91.2% accuracy	[137]
Polycystic ovary syndrome	Statistical analysis of Poincaré plot-based measures	Statistically significant parameters obtained with value ≤ 0.05	[135]
Atrial fibrillation	SVM optimized with particle swarm optimization	92.9% accuracy	[138]