fa بروز و عود (بازگشت) کمر درد و درد گردن -شانه ناتوان کننده در جامعه صنعتی ایران آلودگی هوا Air pollution پژوهشي Research <p align="right">چکیده</p> <p> <strong> Background and Aim </strong></p><p>  Epidemiologic data of LBPand NSPare sparse from developing countries for example iran .This prospective cohort study was conducted with 1 year follow - up to assess incidence and recurrence of disabling low back (LBP) and neck-shoulder pain (NSP) in Iran khodro industrial group .and to investigate the association with sex and job title during follow- up. </p><p> <strong> </strong></p><p> <strong> Methods </strong></p><p>  All employees (18.031) were invited to participate in a baseline survey Nordic questionnaire and followed for 1 year regarding new episodes of sickness absence due to LBP or  NSP(disabling pain). </p><p> <strong> </strong></p><p> <strong> Results </strong></p><p>  The 1- year incidence LBP was 2.1% and of NSP 0.1% Although the prevalence of LBP  in females was higher than in males. The incidence disabling LBP were higher in males. Both  prevalence and incidence of disabling LBP were high in unskilled workers. For NSP managers had the highest reported prevalence .but incident cases happened only among office workers and unskilled workers. </p><p> <strong> </strong></p><p> <strong> Conclusion </strong></p><p>  The incidence . especially for NSP . is much lower than from developed countries .  To study prevalence. Incidence and recurrence of LBP and NSP simultaneously leads to a better understanding of the natural pattern and distribution of LBP and NSP in a working population. </p> کمر درد و درد گردن -شانه درد،کارگران صنعتی،عود (بازگشت) back pain, neck-shoulder pain, Industrial worker, recurrence 36 42 http://ioh.iums.ac.ir/browse.php?a_code=A-10-1-42&slc_lang=fa&sid=1 M. Ghaffari مصطفی غفاری 1360031947532846002799 1360031947532846002799 No دانشکده بهداشت دانشگاه علوم پزشکی ایران A. Alipour اکبر علیپور 1360031947532846002800 1360031947532846002800 No A.A. Farshad علی اصغر فرشاد 1360031947532846002801 1360031947532846002801 Yes دانشکده بهداشت دانشگاه علوم پزشکی ایران M. Mirzaie Aliabadi مصطفی میرزایی علی آبادی 1360031947532846002802 1360031947532846002802 No دانشگاه علوم پزشکی ایران