n Cardiovascular Journal of South Africa - The ECG : what is 'normal'? : editorial
|Article Title||The ECG : what is 'normal'? : editorial|
|© Publisher:||Clinics Cardive Publishing|
|Journal||Cardiovascular Journal of South Africa|
|Author||R.N. Scott Millar|
|Publication Date||Jan 2003|
|Pages||5 - 7|
Extracted from text ... Many errors of clinical interpretation have arisen (and no doubt may continue to arise) from a failure to recognise the variability that is characteristic of man in all his measurable features. Such variability between one person and another is clearly a necessary and distinctive attribute of life. How then in this situation can we define a "normal" value? On what point of the scale should we begin to regard them as abnormal, i.e. pathological? Sir Austin Bradford Hill, 19771 The above quote identifies a problem common to medicine and life in general. 'Normality' is partly a statistical concept, but also ..
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