Differences in the effects of age on the development of entheseal changes among historical Japanese populations

摘要: Objective This study aims to determine the impacts of both age and physical activity on entheseal changes at sites muscle ligament attachment, proposes that influence may depend specific social systems. Methods Entheseal markers 193 individuals excavated from archaeological in Japan were examined, evidence those was used subsistence activities engaged in. Fifteenth-century samples either fishermen or Agehamashiki salt manufacturers, while between late 17th century 19th peasants, townspeople, samurai. Nineteen entheses examined using scoring method Hawkey Merbs (1995) clarify degree which influenced severity a given sample as well differences among samples. Results Results indicated changes; however, development dependent characteristic associated with an individual's class occupation. Furthermore, certain groups, aging did not significantly impact changes. Discussion The This lifestyle, along age, major factors contributed changes. Based these results, it concluded could serve useful tool reconstruction past populations. Am J Phys Anthropol, 2015. © 2015 Wiley Periodicals, Inc.