Research Article
Heart Rate Variability in Patients with Hypertension: the Effect of Metabolic Syndrome and Antihypertensive Treatment
Table 2
Comparison of HRV parameters in subgroups stratified by concomitant MetS (before treatment initiation).
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DBP: diastolic blood pressure; HF: power in the high frequency range; HR: heart rate; LF: power in the low frequency range; n.u. : normalized units; pNN50: percentage of NN50; rMSSD: square root of the mean of the sum of the squares of differences between adjacent NN intervals; SBP: systolic blood pressure; SDNN: standard deviation of the average of NN intervals; TP: total power of variance of all NN intervals. |