tailieunhanh - báo cáo hóa học: " The role of cumulative physical work load in symptomatic knee osteoarthritis – a case-control study in Germany"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành hóa học dành cho các bạn yêu hóa học tham khảo đề tài: The role of cumulative physical work load in symptomatic knee osteoarthritis – a case-control study in Germany | Journal of Occupational Medicine and Toxicology BioMed Central Research The role of cumulative physical work load in symptomatic knee osteoarthritis - a case-control study in Germany Andreas Seidler 1 Ulrich Bolm-Audorff2 Nasreddin Abolmaali3 4 Gine Elsner5 and the knee osteoarthritis study-group6 Address federal Institute of Occupational Safety and Health Berlin Germany 2Division of Occupational Health RP Darmstadt Wiesbaden Germany institute of Diagnostic and Interventional Radiology Johann Wolfgang Goethe-University Frankfurt am Main Germany 4OncoRay -MI OncoRay Dresden Germany institute of Occupational Medicine Johann Wolfgang Goethe-University Frankfurt am Main Germany and 6The members of the knee osteoarthritis study-group are defined under Acknowledgements Email Andreas Seidler - Ulrich Nasreddin Abolmaali - Gine Elsner - the knee osteoarthritis study-group - Corresponding author Open Access Published 14 July 2008 Received 7 March 2008 Journal of Occupational Medicine and Toxicology 2008 3 14 doi 1745-6673-3-14 Accepted I4 July 2008 This article is available from http content 3 1 14 2008 Seidler et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Objectives To examine the dose-response relationship between cumulative exposure to kneeling and squatting as well as to lifting and carrying of loads and symptomatic knee osteoarthritis OA in a population-based case-control study. Methods In five orthopedic clinics and five practices we recruited 295 male patients aged 25 to 70 with radiographically confirmed knee .