Research on Gastroesophageal Reflux Disease Based on Dynamic Features of Ambulatory 24-Hour Esophageal pH Monitoring

Table 3

Performance of the features.

	Wavelet energy	Information entropy	Wavelet entropy	All features
Sensitivity	83.6%	87.3%	58.2%	87.3%
Specificity	97.1%	94.3%	80.0%	100%
False negative rates	16.4%	12.7%	41.8%	12.7%
Correlation coefficient with DeMeester scores

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