Step Estimator Based on a Wearable ECG Monitor

Table 4

Detection accuracy of proposed algorithm from testing participants.

Treadmill speed (km/h)	Subject 6			Subject 7			Subject 8			Subject 9			Subject 10
	IMF 6 (%)	IMF 7 (%)	PA (%)	IMF 6 (%)	IMF 7 (%)	PA (%)	IMF 6 (%)	IMF 7 (%)	PA (%)	IMF 6 (%)	IMF 7 (%)	PA (%)	IMF 6 (%)	IMF 7 (%)	PA (%)
1.8	0.00	100.00	100.00	14.74	98.95	98.95	7.92	87.13	87.13	−22.22	97.78	97.78	−33.33	97.78	97.78
2.7	−5.94	93.07	93.07	8.33	95.83	95.83	3.92	100.00	100.00	30.61	91.84	91.84	−17.39	97.83	97.83
3.6	17.54	98.25	98.25	7.69	98.08	98.08	14.68	93.58	93.58	46.60	93.20	93.20	20.00	100.00	100.00
4.5	40.32	88.71	88.71	19.47	97.35	97.35	62.81	79.34	79.34	58.93	83.93	83.93	1.94	97.09	97.09
5.4	98.16	47.85	98.16	96.45	70.92	96.45	98.04	62.75	98.04	94.12	58.82	94.12	67.16	86.57	86.57
6.3	100.00	45.78	100.00	95.89	58.90	95.89	98.72	57.69	98.72	98.57	62.86	98.57	87.32	67.61	87.32
7.2	99.39	46.06	99.39	97.37	57.89	97.37	96.10	57.14	96.10	97.81	56.93	97.81	93.79	66.21	93.79
8.1	99.41	47.34	99.41	94.27	61.15	94.27	91.14	60.76	91.14	95.83	58.33	95.83	94.04	62.25	94.04
9.0	97.67	46.51	97.67	96.89	59.63	96.89	70.81	69.57	69.57	98.61	59.72	98.61	96.77	65.81	96.77
Avg.	60.73	68.17	97.18	59.01	77.63	96.79	60.46	74.22	90.40	66.54	73.71	94.63	45.59	82.35	94.58