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Journal : Universa Medicina

Manual handling as risk factor of low back pain among workers Harrianto, Ridwan; Samara, Diana; Tjhin, Purnamawati; Wartono, Magdalena
Universa Medicina Vol 28, No 3 (2009)
Publisher : Faculty of Medicine, Trisakti University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18051/UnivMed.2009.v28.170-178

Abstract

Disorders of the musculoskeletal system constitute a considerable health problem in industrialized societies. Low back pain (LBP) remains a common and costly problem among the workers. Workplace injuries, primarily musculoskeletal disorders, are a persistent problem for nursing. A cross-sectional study was conducted to investigate prevalence of LBP as well as the potential risk factors associated with LBP. These potential risk factors include individual characteristics, job duration, type of work, and manual handling knowledge and practice. Seventy-six subjects consisting of 30 nurses and 46 administrative workers were recruited into the study. Symptoms of LBP cases were assessed by means of a simple questionnaire, and the diagnosis of LBP was confirmed by clinical examination. The study showed that the overall point prevalence rate of LBP was 42.1%, while the overall 12-month prevalence rate was 69.7%. Occupational group and manual handling practice were independent predictors for point prevalence of LBP. Nursing occupation significantly increased the risk of point prevalence rate of LBP by 2.703 (95% C.I. OR 1.046 – 6.984) compared to administrative workers. Nurses with frequent manual handling practice had a 2.917-fold higher risk of developing a point prevalence of LBP, although this risk was statistically not significant (OR=2.917;95% C.I. 0.094-3.003). The study indicates that an association exists between manual handling practice and LBP prevalence.
Musculoskeletal pain and posture decrease step length in young adults Rachmawati, Maria Regina; Samara, Diana; Tjhin, Purnamawati; Wartono, Magdalena; Bastian, Yefta
Universa Medicina Vol 28, No 2 (2009)
Publisher : Faculty of Medicine, Trisakti University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18051/UnivMed.2009.v28.92-99

Abstract

Pain of the musculoskeletal system, especially low back pain, is one of the most frequent problems with a high risk of disability. The aim of this research study was to determine the existence of an association between low back pain on one hand,  posture and step length on the other. This cross-sectional study was conducted on 77 healthy young adult subjects. Step length was measured with the Biodex Gait Trainer 2 (230 VAC). The study results indicate that 62.3% of the young adult subjects had suffered from low back pain. There was no significant association between gender and pain. In male subjects no significant association was found between pain on one hand and mean difference in step length and posture on the other. However, in female subjects with abnormal posture, there was a highly significant difference in left step length between subjects with back pain and those without (p=0.007).  The results of a multiple regression analysis indicate that posture has the greatest influence on left step length (B=4.135; 95% Confidence Interval 0.292-7.977). It is recommended that in the examination of low back pain an assessment be made of posture, step length and difference in step lengths.
High toluene exposure risk increases risk of olfactory dysfunction in furniture workers Magdalena Wartono; Herkutanto Herkutanto; Niken Lestari
Universa Medicina Vol. 34 No. 1 (2015)
Publisher : Faculty of Medicine, Universitas Trisakti

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18051/UnivMed.2015.v34.68-76

Abstract

BACKGROUNDFew studies have investigated the impact on olfactory functioning ofoccupational exposure to toluene, an industrial solvent used in paints andcleaning fluids. The estimated olfactory dysfunction prevalence is 0.5–5%. Patients frequently do not complain about olfactory dysfunction.However, occupational exposure to chemicals may affect workers’ healthand safety, because of their continuous inhalation. This study aimed toexamine the relationship between toluene exposure and olfactorydysfunction in furniture workers.METHODSThis was a cross-sectional study involving 65 workers. Data collectionwas by observation and interview on demographic characteristics, historyof habits, and symptoms of chronic rhinitis. Risk of exposure scores wereevaluated from potential hazard, exposure level, duration of employment,type of work, use of masks, ventilation of work space, and education andtraining. Olfactory function was tested using Sniffin’ Sticks, anddetermination of environmental toluene level was by personal sampling.The odds ratio was used to test correlations between variables.RESULTSOnly 44 subjects could be analyzed, 37 (84.1%) of whom had olfactorydysfunction. Workers with high toluene exposure had a significantly 12.5-fold risk of olfactory dysfunction in comparison with those with lowexposure (OR=12.5; CI 95% 1.35 – 115.79).CONCLUSIONSToluene exposure increases risk of olfactory dysfunction in furnitureworkers. Olfactory function testing should be considered for initialscreening or periodic testing of furniture workers. Low toluene levels witha high proportion of olfactory dysfunction indicate that olfactory dysfunctionis an early negative impact of chemical inhalation.