![Heart Rate Variability (HRV) features: can we use SDNN instead of rMSSD? A data-driven perspective on short term variability analysis Heart Rate Variability (HRV) features: can we use SDNN instead of rMSSD? A data-driven perspective on short term variability analysis](http://www.hrv4training.com/uploads/1/3/2/3/13234002/hrv-correlation-matrix_orig.png)
Heart Rate Variability (HRV) features: can we use SDNN instead of rMSSD? A data-driven perspective on short term variability analysis
![Heart Rate Variability (HRV) features: can we use SDNN instead of rMSSD? A data-driven perspective on short term variability analysis Heart Rate Variability (HRV) features: can we use SDNN instead of rMSSD? A data-driven perspective on short term variability analysis](http://www.hrv4training.com/uploads/1/3/2/3/13234002/img-5764_orig.png)
Heart Rate Variability (HRV) features: can we use SDNN instead of rMSSD? A data-driven perspective on short term variability analysis
![Twenty-Four Hour Time Domain Heart Rate Variability and Heart Rate: Relations to Age and Gender Over Nine Decades - ScienceDirect Twenty-Four Hour Time Domain Heart Rate Variability and Heart Rate: Relations to Age and Gender Over Nine Decades - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0735109797005548-gr2.gif)
Twenty-Four Hour Time Domain Heart Rate Variability and Heart Rate: Relations to Age and Gender Over Nine Decades - ScienceDirect
![Frontiers | Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages Frontiers | Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages](https://www.frontiersin.org/files/Articles/256955/fphys-09-00424-HTML/image_m/fphys-09-00424-t001.jpg)
Frontiers | Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages
![Heart rate variability with photoplethysmography in 8 million individuals: a cross-sectional study - The Lancet Digital Health Heart rate variability with photoplethysmography in 8 million individuals: a cross-sectional study - The Lancet Digital Health](https://www.thelancet.com/cms/asset/0d649219-4f2f-4f2c-98b9-1e19ceb29c48/gr1.jpg)
Heart rate variability with photoplethysmography in 8 million individuals: a cross-sectional study - The Lancet Digital Health
![Twenty-Four Hour Time Domain Heart Rate Variability and Heart Rate: Relations to Age and Gender Over Nine Decades - ScienceDirect Twenty-Four Hour Time Domain Heart Rate Variability and Heart Rate: Relations to Age and Gender Over Nine Decades - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0735109797005548-fx1.gif)
Twenty-Four Hour Time Domain Heart Rate Variability and Heart Rate: Relations to Age and Gender Over Nine Decades - ScienceDirect
![Reduced heart rate variability is related to the number of metabolic syndrome components and manifest diabetes in the sixth Tromsø study 2007–2008 | Scientific Reports Reduced heart rate variability is related to the number of metabolic syndrome components and manifest diabetes in the sixth Tromsø study 2007–2008 | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-022-15824-0/MediaObjects/41598_2022_15824_Fig1_HTML.png)
Reduced heart rate variability is related to the number of metabolic syndrome components and manifest diabetes in the sixth Tromsø study 2007–2008 | Scientific Reports
![Frontiers | Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages Frontiers | Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages](https://www.frontiersin.org/files/Articles/256955/fphys-09-00424-HTML/image_m/fphys-09-00424-t004.jpg)
Frontiers | Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages
![Table 4 from Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages | Semantic Scholar Table 4 from Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/b6d8e58a00524b4b48421ddeb44a2d19cf066509/5-Table4-1.png)
Table 4 from Normal Values of Corrected Heart-Rate Variability in 10-Second Electrocardiograms for All Ages | Semantic Scholar
![Twenty-Four Hour Time Domain Heart Rate Variability and Heart Rate: Relations to Age and Gender Over Nine Decades - ScienceDirect Twenty-Four Hour Time Domain Heart Rate Variability and Heart Rate: Relations to Age and Gender Over Nine Decades - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0735109797005548-gr4.gif)