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Simonson has aimed to present the critical problem of differentiating the normal from the abnormal electrocardiogram in the adult. His book represents the collection of data from a number of services utilizing the standard twelve-lead electrocardiogram, all analyzed by the author. All diseases which might directly or indirectly affect the electrocardiogram were eliminated from the sample. The statistical analysis of the data is excellent and is given in great detail.
The objections to statistical analysis and the establishment of criteria by either the method of maximal or minimal sample range or by standard deviation from the mean are clearly explained,
Differentiation between Normal and Abnormal in Electrocardiograph.. Ann Intern Med. ;56:361–362. doi: 10.7326/0003-4819-56-2-361_2
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Published: Ann Intern Med. 1962;56(2):361-362.
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