The Practitioner Volume 62

The Practitioner Volume 62

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1899 edition. Excerpt: ...when corrected for age-distribution of population, is not so great as when uncorrected; that this increase is less among insured lives, whose deaths are, on the average, more carefully certified than those of the general population; and that the parallelism of the male and female curves of mortality throws grave doubt on the reality of the increase. It is evident that the question could be solved were all deaths accurately certified, and especially if the primary site of the cancer were stated in each case. An approximation to this has been found in the death-returns of the town of Frankfort-on-the Main. Here for a long series of years an accurate record of deaths from all causes has been kept, in which deaths from cancer are generally classified according to the parts of the body primarily affected. When these cancers were classified into "accessible" or easy of diagnosis, "inaccessible" or difficult of diagnosis, and "cancer, position undefined," the result may be briefly summarised as follows: cancer of undefined position fortunately showed very little change during the twenty-seven years under comparison; cancer of "accessible" parts, which occurred chiefly among women, was almost stationary; while cancer of "inaccessible" parts showed a very great increase. This classification was obviously imperfect, but the general truth of the conclusion drawn can be confirmed by a detailed examination of the figures in the original paper in the Proceedings of the Royal Society. Confirmation of its general result may be drawn from the fact that when cancer of the intestines, which had been placed in the " inaccessible" group, was sub-divided into cancer of the rectum (the most...show more

Product details

  • Paperback | 286 pages
  • 189 x 246 x 15mm | 513g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236981162
  • 9781236981165