Description Usage Arguments Value See Also
Calculate the standard deviation of interbeat intervals or heart rate.
1 |
ibi |
An array with interbeat intervals in milliseconds. |
type |
String denoting whether to calculate the average interbeat interval (type = "ibi", default) or the average heart rate (type = "hr"). |
The standard deviation of interbeat intervals or heart rate.
Other HRV time-domain: analyse_timedomain
,
ibi_max
, ibi_mean
,
ibi_median
, ibi_min
,
ibi_nnx
, ibi_pnnx_helper
,
ibi_pnnx
, ibi_rmssd
,
ibi_var
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