Summarizing the Evidence
Summarizing the Evidence When the research community synthesizes existing evidence thoroughly, it is certain that a substantial proportion of current notions about the effects of health care will be changed….
Summarizing the Evidence When the research community synthesizes existing evidence thoroughly, it is certain that a substantial proportion of current notions about the effects of health care will be changed….
Prevention If a patient asks a medical practitioner for help, the doctor does the best he can. He is not responsible for defects in medical knowledge. If, however, the practitioner…
Risk: From Disease to Exposure “… take two groups presumed to be representative of persons who do and do not have the disease and determine the percentage of each group…
Risk: Exposure to Disease From the study of the characteristics of persons who later develop coronary heart disease (CHD) and comparison with the characteristics of those who remain free of…
Risk: Basic Principles The lesson … is that a large number of people at a small risk may give rise to more cases of disease than the small number who…