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IRCT20180902040923N2 IRCT 2021-09-17 Iran University of Medical Sciences Review and comparison of ergonomic features of three types of insoles in prolonged standing tasks: a field study in a shoe manufacturing factory - Review and comparison of ergonomic features of three types of insoles in prolonged standing tasks: a field study in a shoe manufacturing factory 2021-11-21 anticipated 20 Complete https://irct.ir/trial/58229 interventional Randomization: N/A, Blinding: Double blinded, Placebo: Not used, Assignment: Single, Purpose: Prevention, Other design features: -, Blinding description: The examiner (or in other words, the researcher) and the participants will not have a role in choosing the type of insole, but when placing the insole in the subject's shoes, the examiner will notice the type of insole, but this will not affect the work process. Because all output variables are based on objective observations and opinions of the subject and the researcher will only be in charge of process management. N/A Musculoskeletal Disorders. Intervention group: Intervention group: 20 men participated in the study. The duration of the test for each subject is three weeks (one type of insole per week) and the number of working days per week and throughout the shift. The order of using the insoles for all people will be completely random and using the insole numbering method and then choosing randomly (lottery).. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is -
public Mohammad Sadeq Ghasemi
Ergonomic Department, School of Public Health, Iran University of Medical Sciences, Hemat Express way, Tehran
Tehran Iran (Islamic Republic of) 1449614535 +98 21 8670 2030 ghasemi.m@iums.ac.ir Iran University of Medical Sciences scientific MohammadSadegh Ghasemi
Iran University of Medical Sciences, Shahid Hemmat Highway, Tehran
Tehran Iran (Islamic Republic of) 1449614535 +98 21 86701 ghasemi.m@iums.ac.ir Iran University of Medical Sciences Iran (Islamic Republic of) Gender of male subjects with age range between 40 to 50 years Height and weight of 50th percentile Having 2 years of standing work experience People whose job requires standing for a long time (one shift). (In this study, a cutting job was selected for the study.) Placement in the standard range of spinal curvatures (thoracic vertebral kyphosis, lumbar lordosis, and cervical lordosis) 30 years 45 years Male Absence of musculoskeletal disorders and problems Absence of neurological defects Lack of autoimmune diseases such as rheumatoid arthritis and .... Absence of cardiovascular disorders No history of doing heavy sports activities Absence of congenital disorders in the foot area such as flat feet, excessive arch of the foot, wrist and knee deviations No history of accidents and injuries in the foot area during the past year Prevention Intervention group: Intervention group: 20 men participated in the study. The duration of the test for each subject is three weeks (one type of insole per week) and the number of working days per week and throughout the shift. The order of using the insoles for all people will be completely random and using the insole numbering method and then choosing randomly (lottery). The amount of pain and discomfort in the lower extremities after using three types of insoles. Timepoint: The beginning and the end of each day. Method of measurement: Borg Pain Scale and Scale. The amount of volumetric changes in the leg after using three types of insoles. Timepoint: The beginning and the end of each day. Method of measurement: Using the Gulick meter. The amount of foot pressure distribution after using three types of insoles. Timepoint: the end of each day. Method of measurement: FSR sensors. Iran University of Medical Sciences Approved 2021-08-03 Ethics committee of Iran University of Medical Sciences Iran University of Medical Sciences, Hemat Highway next to Milad Tower, Tehran Tehran Tehran Iran (Islamic Republic of)