Revisiting the potential of time-domain indexes in short-term HRV analysis. Export

@article{citeulike:5974874, abstract = {In the context of HRV analysis, we evaluated the information content of two measures that can easily be derived from the classical RR time-domain indexes. The two measures are: 1) the ratio sd/rmssd, where sd is the RR standard deviation and rmssd is the root mean square of squared differences of consecutive RR beats; and 2) the ratio sd2/sd1, where sd2 and sd1 are extracted from the Poincar\'{e} plot and represent the transversal and longitudinal dispersion of the cloud of points (RR(i),RR(i)(+1)). We compared the performance of the two measures with that of the classical LF/HF ratio in a group of healthy subjects who underwent a 70 degrees upright tilt test. The goodness of the results obtained by the two measures, the simplicity of their calculation and their applicability free from a priori assumptions on the characteristics of the data are proposed to the attention of the community involved in the HRV analysis as a possible alternative to the LF/HF ratio.}, author = {Balocchi, Rita and Cantini, Federico and Varanini, Maurizio and Raimondi, Gianfranco and Legramante, Jacopo M. and Macerata, Alberto}, citeulike-article-id = {5974874}, citeulike-linkout-0 = {http://dx.doi.org/10.1515/BMT.2006.034}, citeulike-linkout-1 = {http://view.ncbi.nlm.nih.gov/pubmed/17061936}, citeulike-linkout-2 = {http://www.hubmed.org/display.cgi?uids=17061936}, doi = {10.1515/BMT.2006.034}, issn = {0013-5585}, journal = {Biomedizinische Technik. Biomedical engineering}, keywords = {hrv, nonlinear\_dynamics, spectral\_analysis, vfc}, number = {4}, pages = {190--193}, posted-at = {2009-10-20 16:19:30}, priority = {2}, title = {Revisiting the potential of time-domain indexes in short-term HRV analysis.}, url = {http://dx.doi.org/10.1515/BMT.2006.034}, volume = {51}, year = {2006} }

TY - JOUR ID - citeulike:5974874 L3 - citeulike-article-id:5974874 N2 - In the context of HRV analysis, we evaluated the information content of two measures that can easily be derived from the classical RR time-domain indexes. The two measures are: 1) the ratio sd/rmssd, where sd is the RR standard deviation and rmssd is the root mean square of squared differences of consecutive RR beats; and 2) the ratio sd2/sd1, where sd2 and sd1 are extracted from the Poincaré plot and represent the transversal and longitudinal dispersion of the cloud of points (RR(i),RR(i)(+1)). We compared the performance of the two measures with that of the classical LF/HF ratio in a group of healthy subjects who underwent a 70 degrees upright tilt test. The goodness of the results obtained by the two measures, the simplicity of their calculation and their applicability free from a priori assumptions on the characteristics of the data are proposed to the attention of the community involved in the HRV analysis as a possible alternative to the LF/HF ratio. IS - 4 JF - Biomedizinische Technik. Biomedical engineering SN - 0013-5585 EP - 193 TI - Revisiting the potential of time-domain indexes in short-term HRV analysis. VL - 51 SP - 190 KW - hrv KW - nonlinear_dynamics KW - spectral_analysis KW - vfc AU - Balocchi, Rita AU - Cantini, Federico AU - Varanini, Maurizio AU - Raimondi, Gianfranco AU - Legramante, Jacopo AU - Macerata, Alberto PY - 2006/// UR - http://dx.doi.org/10.1515/BMT.2006.034 ER -