A method for detection of atrial fibrillation using RR intervals

被引:52
作者
Tateno, K [1 ]
Glass, L [1 ]
机构
[1] McGill Univ, Dept Physiol, Montreal, PQ, Canada
来源
COMPUTERS IN CARDIOLOGY 2000, VOL 27 | 2000年 / 27卷
关键词
D O I
10.1109/CIC.2000.898539
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
This work describes a method for automatic detection of atrial fibrillation (AF) based on RR intervals. We define Delta RR to be the difference between successive RR intervals. The standard density, histograms of RR and Delta RR intervals are determined from data in the MIT-BIH atrial fibrillation/flutter database. The present method estimates the similarity between the standard density histograms and a test density histogram by the Kolmogorov-Smirnov (KS) test. The algorithm returns significance (p) of difference between given histograms. If the p value is smaller than a value (P-c), the test density histogram is significantly different from the standard density histogram. If the rest density histogram is not significantly different from the standard density histogram, we say the data is AE Using the standard density histogram of Delta RR with P-c = 0.01, the average sensitivity is 93.2% and the average specificity is 96.7%.
引用
收藏
页码:391 / 394
页数:4
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