Research Article
Monitorization of Autonomic Stress Response of Nurse Students in Hospital Clinical Simulation
Table 2
Differences in the measures through hospital clinical simulation.
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M: moment; HRV: heart rate variability; LF: the low-frequency band in normalized units (low-frequency); HF: the high-frequency band in normalized units (high-frequency); LF/HF ratio: a ratio of low frequency to high frequency; PNN50: the proportion of NN50 divided by the total number of NNs; RMSSD: square root of the mean of the sum of the squared differences between adjacent normal R-R intervals; n.u.: normalized unit; SD1: standard deviations of the scattergram 1; SD2: standard deviations of the scattergram 2. |