Population
6 healthy males aged 25-27 years
Comparison
Paced respiration at frequencies between 0.09… vs Spontaneous breathing for 20 minutes
Design
Other
Authors
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May indicate transient nonlinear cardiorespiratory coupling; leaves open clinical utility of bispectral analysis pending validation.
Time-phase bispectral analysis demonstrates that interactions between cardiac and respiratory processes are weak, time-varying, and can be nonlinear.
ek et al. (2004) studied this question.
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