n Cardiovascular Journal of South Africa - The ECG : what is 'normal'? : editorial




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 ..


Article metrics loading...

This is a required field
Please enter a valid email address
Approval was a Success
Invalid data
An Error Occurred
Approval was partially successful, following selected items could not be processed due to error