Developing a New Computer-Aided Clinical Decision Support System for Prediction of Successful Postcardioversion Patients with Persistent Atrial Fibrillation

Table 2

Comparison of signal processing methods.

Method	Study size	Significance	Sensitivity	Specificity
P-wave duration 1997 [10]	35	0.001	73%	71%
Heart rate variability 2001 [29]	93	—	76%	90%
Fibrillatory rate 2003 [30]	44	0.021	—	—
Clustering of RR intervals 2004 [31]	66	0.034	—	—
P-wave duration 2005 [32]	118	0.0001	72%	77%
P-wave duration 2006 [8]	122493	0.02	90%	21%
Fibrillatory rate 2006 [13]	175	0.0001	79%	80%
Fibrillatory rate 2006 [6]	54	0.002	—	—
Harmonic decay 2006 [6]	54	0.0004	92%	47%
Sample entropy 2011 [14]	66	0.02	—	—
Wavelet transform 2007 [33]	30	—	100%	89%
P-wave dispersion 2011 [9]	26	0.001	86%	95%
Wavelet sample entropy 2008 [34]	40	—	95%	93%
Proposed MP-based method 2014	40	0.005	100%	95%