This is one of the Medical Research Council's special report series and is an attempt to compare mortality in England, Wales and the United States as to seasons. The author states that the study was limited to the use of official data and to a consideration of the large group of "unspecified causes" of death. However, it is without doubt the best study published to date in such compact form.
The conclusions are that the mortality during the winter in England and Wales is higher than in the United States, but the mortality in summer is lower. The more frequent causes of death during the winter period in England are the respiratory disturbances, including pneumonia and tuberculosis. It is an interesting fact that the more favorable balance of mortality for England and Wales for the summer months over the United States is due to less cardiac disease and fewer violent