Research Article

Pilot Study of Acupuncture Point Laterality: Evidence from Heart Rate Variability

Table 2

Time domain result of heart rate variability.

TimeLS groupRS group value value

Mean HR (BPM)R1 −1.9140.073
R2 −1.8860.077
R3 −1.5810.132
R4 −1.6410.119

STDRR (ms)R1 −0.0460.964
R2 2.2380.039
R3 0.8910.386
R4 1.7480.099

RMSSD (ms)R1 0.9930.335
R2 2.4920.023
R3 1.1220.277
R4 1.7140.105

LS: left Neiguan acupoint was stimulated; RS: right Neiguan acupoint was stimulated; HR: heart rate; STDRR: standard deviation of RR intervals; RMSSD: root mean square of successive differences between RR intervals; BPM: beat per minute. Data are expressed as Mean ± SD.