Integrated Wearable System for Monitoring Heart Rate and Step during Physical Activity

Table 5

Step detection results from one subject in treadmill test.

Treadmill speeds; (km/h)	RSC; (steps)	A; DEF; (steps)	B; DEF; (steps)	C; DEF; (steps)	A; DER; (%)	B; DER; (%)	C; DER; (%)
1.8	144				95.83	95.83	97.92
2.7	155				100.00	98.06	83.23
3.6	164				98.78	98.78	90.24
4.5	173				99.42	98.84	97.11
5.4	184				100.00	100.00	99.46
6.3	200				97.00	99.00	99.50
7.2	216				98.15	98.61	99.54
8.1	225				99.56	95.56	98.22
9	237		1		99.58	99.58	96.20
Average					98.70	98.25	95.71

A: proposed device, B: Omron, and C: Yamax.