Modelling and Simulation in Engineering / 2012 / Article / Tab 1

Research Article

SDNN/RMSSD as a Surrogate for LF/HF: A Revised Investigation

Table 1

HRV measurements of one subject.

01–04 04–0707–1010–1313–1616–19

Week 1
MH787574747879
MR772802814807768761
SD997992107108105
RM463746474748

S/R2.22.12.02.32.32.2

LF1731.21383.52087.41991.22335.93131.6
HF229.1193.3317.0436.9409.7511.8

L/H7.67.26.64.65.76.1

Week 2
MH959598979996
MR631629613618604628
SD545049475670
RM342824252332

S/R1.61.82.01.92.42.2

LF937.91149.5704.6548.6752.6787.4
HF131.3155.6192.5202.9101.4161.9

L/H7.17.43.72.77.44.9

Week 3
MH102102999995100
MR588590605609630598
SD465148495354
RM172019212520

S/R2.72.62.52.32.12.7

LF472.8630.6342.2499.0709.0623.7
HF58.3121.0110.1198.3141.3106.9

L/H8.15.23.12.55.05.8

Week 4
MH838888857877
MR719680685705766775
SD9365858310790
RM433140374544

S/R2.22.12.12.22.42.0

LF2022.5587.91601.31650.02215.51268.7
HF296.2219.7247.1374.5381.6325.9

L/H6.82.76.54.45.83.9

Week 5
MH777578767472
MR777806766786813830
SD97908510595102
RM475248615064

S/R2.11.71.81.71.91.6

LF1924.51300.2936.22771.71988.12188.6
HF339.7333.7353.1889.7356.7940.5

L/H5.73.92.73.15.62.3

Week 6
MH939086908582
MR643671700668705731
SD5466101769397
RM283750384855

S/R1.91.82.02.01.91.8

LF833.01392.12269.11842.21356.61736.3
HF193.3300.5372.3217.3579.0601.2

L/H4.34.66.18.52.32.9

MH: mean heart rate (/m), MR: mean RR intervals (ms), SD: standard deviation of normal to normal RR intervals, RM: root mean square of normal to normal RR intervals, S/R: ratio of SDNN and RMSSD, LF: low-frequency power (ms2), HF: high-frequency power (ms2), L/H: ratio of LF and HF, 01–04: epoch from 1 minute to 4 minute within the time sequence.

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