. 2015 Apr 10;3:1900112. doi: 10.1109/JTEHM.2015.2421901

TABLE 4. Performance of the Double-Blinded Validation of the QRS Detection Algorithm on the eVDB.

Subject	Records^a	Beats^b	MATLAB		Offline C code		Embedded
Subject	Records^a	Beats^b	Se (%)		Se (%)		Se (%)
Subject1	20	11,510	99.83	99.72	99.83	99.72	99.83	99.72
Subject 2	20	12,396	99.99	99.85	100	99.86	100	99.86
Subject3	21	14,523	99.92	99.80	99.91	99.79	99.89	99.80
Total	61	38,429	99.92	99.79	99.92	99.79	99.91	99.79

^{^a}

The number of records extracted from each healthy test subject.

The total number of beats in the evaluation period for each test subject.