BACKGROUND In South Africa, nurses are the largest category of the health care providers. Their optimal performance is critical for the successful implementation of impending health sector reforms. OBJECTIVE This paper examines the occurrence of agency nursing, moonlighting, and overtime among nurses in South Africa, and the factors influencing moonlighting. DESIGN This cross-sectional surv...

Several studies on job stress have been conducted among nurses, teachers, clerks, lecturers, laboratory technicians, petroleum and automotive workers and the calculated prevalences ranged from 20-35%; associated factors identified include high job demand, low job control and poor social support. Thus, the aim of the present study was to determine the prevalence and associated factors of stress ...

BACKGROUND Fatigue is one of the most common symptoms encountered in medical practice. However, little is known about the causal relationship between change in lifestyle and fatigue. AIM To help prevent fatigue-related disorders, we investigated the association between changes in lifestyle and fatigue among employees. METHODS We studied data sets from the High-risk and Population Strategy f...

This paper examines the incentive effects of different payoff structures in the National Hockey League. A rule change prior to the 1999-2000 season, which changed the way that teams were awarded points in overtime games, provides a natural experiment to test the reaction of teams to a change in the payoff structure. The rule change had the desired effect of increasing excitement during overtime...

We consider a manufacturer that must fill stochastic demand. When shortages occur, the manufacturer may choose to meet the unmet demand with overtime production and/or by premium freight shipments. We derive optimal production policies for regular and overtime production and discuss the tradeoffs involved.

PT. XYZ is a company engaged in manufacturing metal or iron plate processing. The problem being faced that the does not plan for right number of operators. This causes production target met because it has limited human resources. In working time analysis, standard results are 108,33 seconds 1,8 minutes each unit. Based on Work Load Analysis (WLA), average workload at work station 90%. However, ...

The authors prospectively investigated associations between potentially stressful work characteristics and type 2 diabetes incidence in 62,574 young and middle-aged women, aged 29-46 years at baseline in 1993, from the Nurses' Health Study II; 365 cases of type 2 diabetes accrued over 6 years of follow-up. Cox proportional hazards regression was used to simultaneously evaluate associations of h...

OBJECTIVES Many studies have reported an association between overwork and hypertension. However, research on the health effects of long working hours has yielded inconclusive results. The objective of this study was to identify an association between overtime work and hypertension in wage workers 45 years and over of age using prospective data. METHODS Wage workers in Korea aged 45 years and ...