Boletín, 1998, Vol. 90 (Classic Reprint)

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Excerpt from Boletín, 1998, Vol. 90In 1975, 88 new malignant melanoma cases were reported to the Puerto Rico Cancer Registry, 45 were diagnosed in males. In 1991, a total of 194 new mela noma cases were diagnosed, 121 of them diagnosed in Puerto Rican males, as shown in Table 1. The age adjusted melanoma incidence rates in Puerto Rico by gender from 1975 to 1991 are shown in Figure 1. These varied from in 1978, the lowest incidence rate in the study period to per in 1991 for males. For males and females a decreasing trend was observed from 1975 to 1978. However, from 1978 until 1991, the latest available data on cancer in Puerto Rico, an increasing trend in melanoma is evident (figure Puerto Rican males experienced times the risk of being diagnosed with malignant melanoma in 1991 compared to their risk in 1978. For Puerto Rican females the relative risk was 3 times higher. After 1979.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.