Journal Occupational Health Hygiene and Safety

The Effect of Nutritional Status and Workload Intensity on Fatigue and Productivity Levels Among Production Unit Workers at PT X in East Jakarta, DKI Jakarta

2026-06-18T01:45:01+00:00

Achieving health in the workplace is greatly influenced by how the workforce fulfills its nutritional requirements. Every worker needs nutrients according to the type of work they do. Heavy work requires consuming more calories compared to medium and light work, this is basically to achieve a balance between nutritional intake and workload. Fulfillment of nutrition that is not appropriate to the workload can cause a decrease in productivity and increase the potential for experiencing work fatigue. The aim of this research is to analyze the influence of nutritional status and workload intensity on the level of fatigue and work productivity of workers at PT X. The research method used is quantitative with multiple linear regression analysis. The way to obtain research data is by field observation and filling out questionnaires. Based on output the statistical significance value for the simultaneous influence of X1 and > F table 2.92. There is a significant influence between nutritional status and workload on the level of fatigue and there is a significant influence between nutritional status and workload on the level of work productivity

The The Relationship Between Workload, Work Stress, Work Environment, and Management Role on Firefighter Performance

2026-06-17T18:15:55+00:00

Employee performance is an important factor in determining the success of an organization in achieving its established goals. At the Semarang City Fire Department, employees are required to work quickly, accurately, and responsively in emergency situations, making optimal performance essential. However, high job demands, psychological pressure, work environment conditions, and organizational culture that have not been fully optimized may affect employee performance. In addition, firefighting is a high-risk occupation that may lead to increased workload and work stress. This study aimed to determine the relationship between workload, work stress, work environment, and organizational culture with employee performance at the Semarang City Fire Department. This study was conducted from October 2025 to April 2026 using a quantitative method with a cross-sectional approach. The sample consisted of 102 employees. The research instrument was a questionnaire that had been tested for validity and reliability. Data were analyzed using univariate and bivariate analyses with the Chi-Square test at a significance level of 5% (α = 0.05). The results showed that there was a significant relationship between workload and employee performance (p-value = 0.000), work stress and employee performance (p-value = 0.050), work environment and employee performance (p-value = 0.001), and organizational culture and employee performance (p-value = 0.000). It is recommended that the Semarang City Fire Department implement proportional workload management, enhance work stress prevention and management programs, improve work environment conditions, and strengthen organizational culture to optimize employee performance.

Analysis Of The Relationship Between Vendors’ Characteristics, Knowledge, And Attitudes Towards Preparedness For Fire Hazards In Karangayu Market Semarang

2026-05-14T02:34:13+00:00

Markets as public facilities with high activity have potential fire hazard risks due to electrical installations, flammable materials, and building and visitor density. This study aims to analyze the relationship between characteristics, knowledge, and attitudes with the preparedness of traditional market traders to potential fire hazard risks. This study was conducted from October 2025 to February 2026 using an observational analytical design with a cross-sectional approach on 95 Karangayu market traders determined by the Slovin formula and accidental sampling techniques. Data were collected using questionnaires and observations, then analyzed univariately and bivariately using Spearman's Rank and Eta Association. The results show that respondents were predominantly female (72.6%), with an average age of 45 years and 15 years of trading experience. Statistical results showed a relationship between length of service (p=0.042), knowledge (p=0.001), and attitude (p=0.001) with preparedness, while gender (p=0.961), age (p=0.405), education level (p=0.847), and fire experience (p=0.591) were not related. In conclusion, vendor preparedness is influenced by length of service, knowledge, and attitude. It is recommended that market managers improve fire protection facilities and vendors increase their awareness of potential fire risks.

Analysis of Factors Related to Safety Riding in Employees of the Karangmalang Health Center in Semarang City in 2025.

2026-05-04T07:47:02+00:00

Traffic accidents are still a public health problem, especially for motorcycle users in the productive age group. This study aims to analyze factors related to safety riding behavior in employees of the Karangmalang Health Center in Semarang City. This study is a quantitative analysis with a cross-sectional design on 45 respondents who were taken in total sampling. Independent variables include age, working period, use of PPE, road environmental conditions, and family support, while dependent variables are safety riding behavior. Data were collected using a questionnaire and analyzed with a Spearman Rank test at α < 0.05. The results showed that 53.3% of respondents had good safety riding behavior. There was a significant association between age (p = 0.027; r = -0.329), road environmental conditions (p = 0.017; r = 0.353), and family support (p < 0.001; r = 0.542) and safety riding behavior, while working time (p = 0.560) and PPE use (p = 0.089) were not significantly related. The conclusion of this study is that age, road environmental conditions, and family support are related to safety riding behavior, while working period and PPE use are not related, so it is recommended to improve driving safety education, strengthen family support, and improve road infrastructure to support employee work safety.

Factors Associated With Subjective Musculoskeletal Disorder (MSD) Complaints Among Fitness Instructors In Semarang City, 2025

2026-06-18T02:46:57+00:00

instructors due to repetitive movements, high physical load, and prolonged teaching duration. This study aimed to analyze factors associated with subjective MSD complaints among fitness instructors in Semarang City in 2025. A quantitative cross-sectional study was conducted with 110 instructors selected by accidental sampling. Data were collected using the Standardized Nordic Questionnaire (SNQ) and Rapid Entire Body Assessment (REBA). Bivariate analysis used Spearman Rank, Chi-square, and Fisher Exact tests (α=0.05). The prevalence of MSD complaints was 98.2% in the last 12 months and 97.3% in the last 7 days. There was no association between working period and MSD complaints (p=0.914; p=0.060). Working duration (p<0.001; p=0.017) and working posture (p<0.001; p<0.001) were significantly associated with MSD complaints, while exercise type was not (p=0.281; p=1.000). Strong correlations were observed for working duration (r=0.686) and working posture (r=0.763). Managing teaching duration and improving ergonomic posture are recommended to reduce MSD risk.