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Observational Study
Copyright: ©Author(s) 2026.
World J Exp Med. Mar 20, 2026; 16(1): 111197
Published online Mar 20, 2026. doi: 10.5493/wjem.v16.i1.111197
Figure 1
Figure 1 Novel time-domain heart rate variability indices. Yeh DI: Yeh differential index; HR: Heart rate; HRV: Heart rate variability; II: Interval index; LTI: Long-term irregularity; LTV: Long-term variability; STV: Short-term variability; SD: Standard deviation; de Hann STI: De Hann sinus tachycardia index; van Geijn ID: Van Geijn interbeat interval difference; Huey STV: Huey short-term variability; Dalton MABB: Dalton mean absolute beat-to-beat; IQR: Interquartile range.


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