Noeroel Widajati
Departemen Keselamatan Dan Kesehatan Kerja, Fakultas Kesehatan Masyarakat Universitas Airlangga, Surabaya, Jawa Timur, Indonesia

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PERBEDAAN GANGGUAN PENDENGARAN AKIBAT BISING ANTARA OPERATOR CCR PLTU DENGAN PLTGUDI PT PJB UP GRESIK Prayogo, Irvan; Widajati, Noeroel
The Indonesian Journal of Occupational Safety and Health Vol 4, No 2 (2015): The Indonesian Journal Of Occupational Safety and Health
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (5641.573 KB) | DOI: 10.20473/ijosh.v4i2.1741

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ABSTRACTThe role of central control room (CCR) operator in Steam Power Plant (PLTU) or Gas and Steam Power Plant (PLTGU) of a work environment has high noise intensity with range (62.2– 99.8 dBA). Noise resulting from the process of production of electrical energy by machinery such as power generation unit boiler/HRSG, turbine, generator, condenser and other supporting equipment can cause Noise Induced Hearing Loss (NIHL). Study with cross-sectional design aims to analyze the difference in Noise Induced Hearing Loss between shift operator CCR PLTU and PLTGU PT PJB UP Gresik. Research on samples taken with the technique of simple random sampling with the majority of respondents were ≥ 40 years old, have a working periode ≥ 4 years, have a work area with a level of intensity noise > 85 dBA, long exposure noise ≤ 1 hour and good level of compliance of the use of ear protection in both of units. There was a difference of NIHL shift operator CCR PLTU and PLTGU. The number ofoperator who have experienced hearing loss due to noise on the shift operator CCR PLTU greater than PLTGU. Shift operator CCR PLTU and PLTGU are advised to obey and comply with safe working hours in areas with particular noise intensity has been set and the use of ear protection with right, also have to perform regular an audiometry exam tests so that the function of hearing of shift operator CCR could in monitor continuously.Keywords: central control room operator, power plant, noise induced hearing loss
Association of Noise Exposure and Physical Workload on Systolic Blood Pressure of Ceramic Industry Workers Erike Anisa Nurshafa1, Noeroel Widajati1
Indian Journal of Forensic Medicine & Toxicology Vol. 14 No. 2 (2020): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v14i2.3074

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Noise is a major problem in modern industrial activities. The use of machines in industry and inseparable design of work between humans and machines makes workers exposed to noise as one of the physical hazards in the work environment. Noise can cause physiological reactions such as systolic and diastolic blood pressure disorders. However, systolic blood pressure response is more sensitive to changes. The systolic pressure after loading is normally up (20 mmHg), the rest is considered abnormal and is considered one of the risk factors for cardiovascular disease. Blood pressure is a multifactorial health indicator. In addition to noise, blood pressure is also influenced by the physical workload that workers receive as one of the factors of workload. The purpose of this study is to examine the relationship of noise and physical workload to an increase in systolic blood pressure. This is a cross sectional design and observational analytical study with statistical tests using spearman. Respondents were determined through simple random sampling technique that results in a sample of 36 ceramics industry workers in the production line section. The results showed the value of the noise relationship (r = 0.581) towards the increase in systolic blood pressure. Physical workload showed a relationship value of (r = 0.666) towards the increase in systolic blood pressure. The direction of the relationship between the independent variable and the dependent variable is positive, which means that the higher the noise level and physical workload, the higher the risk of abnormal systolic blood pressure.
The Relationship of Age, Working Periode, and Work Attitude with Complaints of Carpal Tunnel Syndrome on Workers in the Sumenep Batik Industry Indonesia Nanik Khomairoh1, Noeroel Widajati2
Indian Journal of Forensic Medicine & Toxicology Vol. 14 No. 2 (2020): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v14i2.3104

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Making batik pattern is a job involving hand pinning the canting spout (a small metal cup with a wooden handle) and bending. Unnatural working position for a long time can cause a variety of health problems to workers, one of which is the hands. This can cause Carpal Tunnel Syndrome (CTS) which is closely related to repeated and excessive use of hands. The purpose of this study was to analyze the relationship of age, working periode and work attitude with complaints of carpal tunnel syndrome on workers in the Sumenep Batik Industry. This study is an analytical research using observational methods and through a cross sectional approach. The population in the study were all worker in batik who worked using canting. The sample was 32 workers out of 47 workers in the population. Data was collected using interview, questionnaires, panel tests, and work attitude measurements using the RULA observation sheet. The results showed that 68.8% of respondents experienced complaints of Carpal Tunnel Syndrome. The majority of CTS complaints were from respondents aged 36-45 years, working for more than 10 years, and having high risk work attitude. The conclusion is that there is a relationship between age, working period and work attitude with CTS complaints. Industrial owners are expected to prepare the same number of melted-wax pan and the workers, so that the workers will have more ergonomic work attitudes. Workers are suggested to take short breaks, do CTS exercises, to immediately visit to the nearest health center if they experience CTS complaints
Analysis Of Work Climate And The Increase Of Blood Pressure Of Construction Workers In Pamekasan Regency Dzul Fahmi Afriyanto1 , Noeroel Widajati1
Indian Journal of Forensic Medicine & Toxicology Vol. 14 No. 3 (2020): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v14i3.10516

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The excessive exposure of work climate can cause health problems to workers. One of the problems is a change in physiological response in the form of increased blood pressure. The purpose of this study is to determine the relationship between the work climate and the increase of blood pressure in construction workers in Pamekasan Regency. This study is a descriptive observational study with a cross sectional design. The contingency coefficient correlation test was used to analyze and determine the relationship of the variables. The subjects were 19 construction workers in Pamekasan Regency, East Java, Indonesia drawn from the population according to the specified criteria. To collect the data, several different instruments were used. Questtemp 36 was used to measure the workclimate, direct observation with the standard of SNI 7269-2009 was carried out to assess the physical workload and sphygmomanometer was used to measure the blood pressure. The blood pressure measurement was carried out the someone with the medical competence. The result of work climate exposure showed that most of workers (84.3%) were exposed to beyond-threshold-value work climate. The results of blood pressure measurement showed that (36.8%) workers showed abnormal blood pressure. The statistical analysis for the correlation of work climate and the increase in blood pressure showed a moderate correlation with the contingency coefficient value of 0.314. It is recommended for companies in this construction project to add blower fan to the working areas where the work climate exceeds the threshold limit value (TLV) as well as at workers’ resting places. In addition, companies are suggested to hold periodic health checks, especially routine blood pressure checks.
The Correlation of Length of Work and Mental Workload with Work Stress at University Lecturers Kenia Bella Christy1 , Noeroel Widajati1
Indian Journal of Forensic Medicine & Toxicology Vol. 14 No. 3 (2020): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v14i3.10710

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The main role of lecturers at Tri Dharma University, namely education, research, and community service. That makes them have certain responsibilities which if it lasts a long time will cause stress. This study aims to determine the correlation between work time and mental workload with work stress on college lecturers in Surabaya. This descriptive study was conducted on 43 active lecturers who teach at a university in Surabaya. The results of this study were analyzed to determine the lecturer’s length of work, the mental workload of lecturers with categories from NASA TLX and their correlation with work stress. The results stated that 22 people had worked for more than 20 years, as many as 25 people had very high mental workloads, and 30 people with mild stress. Most of the lecturers already have a lot of experience and a large number of task demands but are still able to deal with everything well so that work stress does not arise. The correlation value between the length of work and work stress is 0.461, and the correlation value between mental workload and work stress is 0.808. This value states there is no correlation between the length of work and mental workload with work stress. Recommendations are given to universities, lecturers and all those involved in efforts to maintain the atmosphere and work culture to improve comfort for all parties, such as adding green areas in the workspace, providing remuneration for lecturers who excel, and maintaining communication between lecturers.
Relationship between Working Tenure and Working Posture with Musculoskeletal Grievance in Batik Madura Workers Galuh Sistha Prabarukmi1 , Noeroel Widajati2
Indian Journal of Forensic Medicine & Toxicology Vol. 15 No. 1 (2021): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v15i1.13379

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Introduction: Batik is one of the cultural heritages of Indonesian people. Batik is the result of acculturationof Javanese, Hindu and Islam which is written on a sheet of fabric. The process of making batik fabrictakes a long time. This condition causes many batik workers experience work related disease, such asmusculoskeletal grievance. This research aimed to analyze the relationship between working tenure andworking posture with musculoskeletal grievance in Batik Madura workers.Methods: This research was an observational research with a cross sectional design. The research populationwas all Batik Madura workers. The sample in this study was 61 Batik Madura workers. The variablesresearched included working tenure, working posture and musculoskeletal grievance.Data were collected by observation, filling out research questionnaires, and Nordic Body Map (NBM). Thedata analysis used was the Spearman correlation.Results: There was no relationship between working tenure with musculoskeletal grievance with a value ofp = 0.837 and there was relationship between working posture with musculoskeletal grievance with a valueof p = 0.000.Conclusion: The working tenure didn’t have relationship with musculoskeletal grievance. The workingposture had a relationship with musculoskeletal grievance.
The Correlation between Body Mass Index and Lifting Frequency with Low Back Pain Complaints on Rice Transport Workers in Warehouse of Perum BULOG Subdivre Pematangsiantar Ita Riyana Limbong1 , Noeroel Widajati2
Indian Journal of Forensic Medicine & Toxicology Vol. 15 No. 1 (2021): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v15i1.13576

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Introduction: Rice transport workers are at risk for Low Back Pain (LBP) complaints because their workis lifting heavy loads repeatedly and affected by individual characteristics. This research aimed to analyzethe strength of the correlation between body mass index and lifting frequency with LBP complaints on ricetransport workers in Perum BULOG Pematangsiantar Subdivre.Methods: This type of research was an observational research with a cross sectional design. The samplingtechnique used total populated sampling with 30 respondents. The variables researched included body massindex, lifting frequency, and LBP complaints.Data were collected by observation, filling out research questionnaires, and Nordic Body Map (NBM). Thedata analysis used was the Spearman correlation.Results: The strength of the correlation between body mass index with low back pain complaints had a valueof r = 0.203, the strength of the correlation between the lifting frequency with low back pain complaints hada value of r = 0.415.Conclusion: Body mass index with LBP complaints had a weak and positive correlation. The liftingfrequency with LBP complaints had a moderate and positive corelation.
Determining the Exposure of Benzene, Toluene, Xylene (in Condensate ) in a Chemical Laboratory of Natural Gas Company by Chemical Health Risk Assessment (CHRA) Nora Putri Sabilla1 , Noeroel Widajati2
Indian Journal of Forensic Medicine & Toxicology Vol. 15 No. 1 (2021): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v15i1.13608

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Introduction: Chemical risk assessment is needed to find out how high the hazard level of chemicals in thelaboratory. This chemical health risk assessment will assess how often the chemical is exposed to workers,how much exposure it is so that the level of risk can be understood. The purpose of enabling decisions to bemade on appropriate control measure, training of employees, monitoring and surveillance activities as maybe required to protect the health of employees who may exposed by hazardous chemicals to health at work.Methods: This research is research with a qualitative approach. Based on the data collected, this study isobservational. This study uses the Chemical Health Risk Assessment (CHRA) method. This method is carriedout by identifying chemicals, determining Hazard Rating, evaluating exposure, assessing the adequacy ofthe control measures that have been carried out, concluding the CHRA results, and identifying the effortsthat need to be made.Result: In this study, there are three work units, namely a wet laboratory, oil laboratory, and gas laboratory.The chemicals analyzed are benzene, toluene, and xylene in the condensate. The hazardous chemical havesignificant risk now and already adequately controlled could increase in future (C2) which mean that theemployees are at risk due to hazardous chemicals and it adequately controlled but the risk can increase inthe future.Conclusion : Therefore, several steps can be taken to control the risk of health hazards from benzene,toluene, and xylene in the condensate, for example: determine precaution to maintain controls and minimizechances of higher exposure occurring; determine additional measures for regaining control if a high-riskevent occurs despite precaution; identify measures, procedures, and equipment to prevent or control anyaccidental emission of chemical hazardous to health, determine if monitoring or health surveillance isrequired to check on the effectiveness of controls; and review assessment every five years or when is achange in circumstances
The Influence of Safety Management Practices on Safety Performance in Nurses of Emergency Installation on The Government Hospital of Surabaya Khaulah Syahidah; Noeroel Widajati; Nurhayati Saridewi
Indian Journal of Forensic Medicine & Toxicology Vol. 16 No. 1 (2022): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v16i1.17573

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Introduction: Hospital is one of the high-risk workplaces in terms of safety and health. Nurses arethe most vulnerable health workers to work accidents because they have the most number in a hospitaland most often interact with patients. Safety performance is very important for the prevention of workaccidents. This research aimed to analyze the influence of safety management practices on safetyperformance in nurses of the emergency installation at X Hospital of Surabaya.Methods: This research was an observational research with the cross-sectional design. It was conductedin May to June 2019. The population in this study was 208 nurses and the sample obtained using asimple random sampling technique involving 68 nurses. In assessing safety management practices andsafety performance, the researcher used questionnaires, observation, and interviews.Results: The results presented that safety training which was a dimension of safety managementpractices affected on the safety performance with a p-value 0.000. Suggestions in this research, toimprove safety performance, management can conduct specific and periodic safety training, holdingsafety briefing and safety talk on a regular basis, and implementing a safety award by applying a systemof reward and punishment.Conclusion: Hospital management still needs to schedule a specific and periodic safety training fornurses. Furthermore, to improve safety performance, management can holding safety briefing andsafety talk on a regular
The Effect of Nitric Oxide Supplement Intake on the Value of Hematological Examination of Health Workers Exposed to Covid-19 Didik Dwi Winarno; Abdul Rohim Tualek; Noeroel Widajati; Juliana Jalaludin; Nuh Huda; Raden Khairiyatul Afiyah; ,Firman Suryadi Rahman
Indian Journal of Forensic Medicine & Toxicology Vol. 15 No. 2 (2021): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v15i2.14706

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Objective: Examination of the diagnostic covid-19 gold standard with real time reverse polymerase chainreaction (RT-PCR) is still limited, so that the initial hematological examination (leukocytes, lymphocytes,neutrophils, platelets, hemoglobin, and neutrophil lymphocyte ratio (NLR) plays an important role inmonitoring the course of covid-19 disease Macrophages release nitric oxide (NO) to kill parasites NOinhibits migration and adhesion of leucocytes to the endothelium. Metode: The research design used preexperimental with one group pre-post test, the total sample was 80 health workers who were exposed toCovid-19, the independent variable was the provision of NO and the dependent variable was the result ofa hematological examination (leukocytes, lymposites, platelets, neutrophils, hemoglobin and NLR). Theintervention was given NO 500 mg mixed with warm water 250 cc, given 3 times a day for 5 days, dataanalysis used the T-test with a significance value of a<0.05. Results: There is a difference in the resultsof the pre and post-test hematology giving NO to the results of the examination of leucocytes a=0.001,lymphocytes a=0.000, platelets a=0.000, neutrophils a=0.000, hemoglobin a=0.031, and NLR a=0.000.Conclusion: Giving NO to health workers exposed to Covid-19 can improve the hematology and immunesystems to fight the corona virus.