Differences in pulse rate variability with measurement site

Table 2 Deviation from HRV measures and site-to-site variations of PRV measures

	Mean interval	LF power	HF power	LF/HF
Supine
CD, %
Left forearm	1.0 ± 1.3	15.3 ± 18.3	26.1 ± 38.8	− 10.7 ± 34.7
Left wrist	2.1 ± 4.7	9.2 ± 12.4	22.9 ± 28	− 27.3 ± 37.5
Right forearm	0.6 ± 0.9	8.9 ± 10.3	18 ± 24.7	− 10.8 ± 47.7
Right wrist	1.3 ± 2.4	19.6 ± 16.9	31.1 ± 38.0	− 11.3 ± 44.4
Average of 4 sites	1.2 ± 2.6	13.2 ± 14.4	24.5 ± 30.6	− 15.0 ± 38.7
CV, %	0.8 ± 1.1	4.0 ± 3.5	3.8 ± 3.2	18.0 ± 6.3
Sitting
CD, %
Left forearm	0.0 ± 1.6	7.2 ± 9.9	15.5 ± 16.9	− 25.7 ± 32.7
Left wrist	0.2 ± 1.9	7.8 ± 8.0	22.1 ± 16.6	− 43.3 ± 30.8
Right forearm	− 0.4 ± 1.1	3.3 ± 3.6	12.2 ± 7.7	− 32.8 ± 26.2
Right wrist	0.5 ± 1.3	13.2 ± 17.8	23.3 ± 19.8	− 30.2 ± 35.6
Average of 4 sites	0.1 ± 1.4	7.9 ± 10.8	18.3 ± 15.3	− 33.0 ± 29.6
CV, %	0.5 ± 0.3	3.6 ± 3.8	4.7 ± 3.0	17.5 ± 5.2

CD coefficient of deviation, CV coefficient of variance, other abbreviations are explained in foot note to Table 1
Data are mean ± SD

ISSN: 1880-6805