Estimating respiratory frequency from autoregressive spectral analysis of heart period
Why the study?
Does the central frequency of the HF component derived from autoregressive spectral analysis accurately estimate respiration frequency compared to a traditional mercury strain gauge?
Comparison
Central frequency of the HF component derived… vs Traditional mercury strain gauge
Design
Other
Authors
Discussion
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Member takes
Implication
Should not yet replace strain gauges in practice; pilot data leave open accuracy of autoregressive HF analysis for respiration frequency.
Structured PICO
Does the central frequency of the HF component derived from autoregressive spectral analysis accurately estimate respiration frequency compared to a traditional mercury strain gauge?
I
Intervention
Central frequency of the HF component derived from autoregressive spectral analysis of heart period
C
Comparator
Traditional mercury strain gauge
O
Outcome
Relationship between respiration frequency assessed by the two methodssurrogate
Autoregressive spectral analysis of heart period is being evaluated as a potential alternative to traditional mercury strain gauges for assessing respiration frequency.
Cite This Study
Thayer et al. (2002) studied this question.