TY - JOUR T1 - Serial peak flowmetry changes in workers of colour production part of paint factory TT - بررسی تغییرات سریال پیک فلومتری در شاغلین سالن تولید رنگ کارخانه رنگ سازی JF - IOH JO - IOH VL - 3 IS - 2 UR - http://ioh.iums.ac.ir/article-1-479-en.html Y1 - 2006 SP - 9 EP - 0 KW - Color KW - factory KW - peak flowmetry KW - paint N2 -   Background and aims   Respiratory diseases are one of the more Prevalence occupational diseases in colour Production industries. Because chemical hazard that are present in such  industries improving screening methods is essential. There is some kind of respiratory function  evaluation methods it seems that serial peak flowmetry has found a new place.   MethodS   In this cross sectional study we did serial peak flowmetry in 30 workers of a colour  production factory in 14days.Crude and means data were collected from each day and then were compared to another days data. Evaluation of two weeks data helped us to omit confounding   variables.So coherency of two weeks data were confirmed validity of study.   Results   Mean degree of peak flowse due to last workday in propotion of first work day were significantly different (p M3 ER -