Why the study?
Does telephone transmission of cardiac and pulmonary data accurately preserve the original medical signal?
Population
Electrocardiograms and spirograms (medical signals)
Comparison
Telephone transmission of cardiac and pulmonary… vs Original medical signal
Design
Other
Authors
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Affirms early remote cardiopulmonary monitoring feasibility; leaves open validation against modern digital transmission standards.
Does telephone transmission of cardiac and pulmonary data accurately preserve the original medical signal?
Telephone transmission of electrocardiograms and spirograms is technically feasible and preserves signal quality satisfactorily for medical use.
Cooper et al. (1969) studied this question.
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