Organizational-level interventions to reduce occupational stressors

Occupational stress research continues to grow, and is increasingly being used to inform national policy on worker health and well-being. Most models of occupational stress emphasize notions of person-environment fit. Two approaches for intervention to minimize adverse consequences of occupational stress follow from such models. One emphasizes the strengthening and enhancement of indwiduals and their resources, the other emphasizes the reduction ofcommon workplace-based sources ofoccupational stress. This paper reviews 10 organizational-level interventions to reduce stress at work which have been examined in various field studies. These interventions were generally found to have positive effects, and, given the limited success of individual-level interventions in addressing occupational sources of stress, should be encouraged.     

Occupational stress in universities: Staff perceptions of the causes,consequences and moderators of stress

In recent years, the Australian university sector has undergone large-scale organizational change, including restructuring, downsizing and government funding cuts. At the same time, research from across the globe reports an alarming increase in the occupational stress experienced by university staff. We report on the first phase of a longitudinal investigation of occupational stress. A total of 22 focus groups were conducted with a representative sample of 178 academic and general staff from 15 Australian universities. The groups focused on understanding staff 's experience of occupational stress, and perceptions of the sources, consequences and moderators of stress. Both general and academic staff reported a dramatic increase in stress during the previous 5 years. As a group, academic staff reported higher levels of stress than general staff. Five major sources of stress were identified including: insufficient funding and resources; work overload; poor management practice; job insecurity; and insufficient recognition and reward. The majority of groups reported that job-related stress was having a deleterious impact on their professional work and personal welfare. Aspects of the work environment (support from co-workers and management, recognition and achievement, high morale, flexible working conditions), and personal coping strategies (stress management techniques, work/ non-work balance, tight role boundaries and lowering standards), were reported to help staff cope with stress. The findings provide a timely insight into the experience of stress within universities.     

Job Strain,Effort-Reward Imbalance and Mental Distress: A study of occupations in general medical practice

There is increasing evidence to support the predictive power of social epidemiological models such as Effort-Reward Imbalance (Siegrist, 1996) and the Job-Strain Model (Karasek, and Theorell, 1990) for explaining occupational stress, although it has been suggested that the models may have distinctive contributions towards explaining work stress in specific work settings. Alternatively, it has been suggested that the explanatory power of the different models might be enhanced if they were combined. The aim of this paper is to explore these questions by examining the power of the two different models both separately and in combination for explaining job satisfaction and mental distress in general medical practice. This analysis was based on data collected from a postal survey of the members of staff (N=1089, response rate = 70%) of 81 practices, which were randomly selected from all general practices in the National Health Service Executive South East region. The results show that while both models were predictors of mental distress and job satisfaction the models that combined different dimensions were the strongest predictors.     

Sources of occupational stress: An examination of British prison officers

Abstract

The purpose of this paper is to identify the major sources of occupational stress experienced by British prison officers and to examine their effects on overall job stress and job satisfaction. Eighty-one officers from HM Prison, Maidstone, took part in a questionnaire study, and three main findings emerged. First, lack of stiff and resources were ranked as the most likely sources of stress, and areas of the prison where confrontations with inmates were most likely to occur were ranked as the most stressful locations. Second, officers who reported the highest levels of job stress overall had the lowest job satisfaction and the greatest wish for more emphasis on control and security of inmates. Third, when the sources of stress were factor-analysed and used to predict overall job stress and job satisfaction, using multiple regression, the sìngle most important predictor of job stress was found to be the factor labelled 'confrontations with inmates' and, for dissatisfaction with the job, it was 'poor morale and resentments'. The paper discusses the theoretical implications of the findings.     

Why aren't managers concerned about occupational stress?

Abstract

To explain the rarity of workplace stress management interventions, it is thought that managers are not concerned with the risks of occupational stress to health and job performance. Some writers consider either (1) deficiencies in theory, and/or (2) deficiencies in methodology to be the cause of this apparent lack of concern. The aim of this paper is to illustrate another perspective on this issue; that of risk perception. Two perspectives on risk perception are discussed; the psychometric view and the cultural view. The psychometric view suggests that senior managers may underestimate the risks associated with stress. The cultural view suggests that managers may consider stress management to be inappropriate, since individuals, not organizations, should be responsible for coping with stress. Both perspectives indicate that very few managers may consider stress to be a risk that should be actively managed by the organization. The associated disciplines of risk management and particularly risk communication are discussed to suggest ways to overcome lack of managerial interest in stress management.     

Job stress,social support and health amongst shrimp fishermen

Abstract

Samples of shrimp fishermen (n = 211) and land-based workers (n = 99) drawn from a US Gulf Coast community are compared with regard to their degree of exposure to occupational stressors, level of social support, and extent of non-clinical depression and somatization. As hypothesized, shrimp fishermen report significantly greater levels of stressor exposure, support, depression and somatization at the zero-order level. At the multivariate level, with several covariates controlled, shrimpers report greater levels of stressor exposure, support and somatization. A model of the stress process which hypothesizes positive effects of stressors, and direct and indirect negative effects of social support on distress, is evaluated for each group. Occupational stressors predict as hypothesized, but social support does not. An explanation is offered which emphasizes the migratory character of shrimping as an occupation.     

Occupational health psychology

Abstract

An individual's beliefs in relation to stress are likely to affect their perceptions, and hence their work-related actions (such as absenteeism). In this paper, lay representations of work stress were investigated utilising semi-structured interviews with 45 individuals from a range of occupations. The meaning of occupational stress, its antecedents and outcomes, and ways by which it may be managed were examined. Dominant factors were established through the use of thematic content analysis. Similarities and differences were found between lay and professional discourses on work stress. Results indicate that lay representations of occupational stress are multi-faceted. Little consensus was found in how participants interpreted the concept: a diverse range of personal, environmental, and societal factors was highlighted. A different (and arguably more complex) range of definitions of job stress and the manner in which it impacts on individuals was revealed than has been reported in previous studies. The causes of stress at work were perceived as being predominantly organisational, but the impact of stress on the employee was more salient than organisational outcomes. Paradoxically, secondary and tertiary stress management techniques were thought to be more effective than interventions designed to prevent stress at work. Interviewees with line management responsibility were more likely to emphasise individual responsibility for managing stress, most others maintained that the individual and the organisation are equally responsible. The potential value of examining lay representations of job stress to the discipline of Occupational Health Psychology is discussed and suggestions for future research are made.     

Evaluation of an intervention programme based on empowerment for eldercare nursing staff

Abstract

This study evaluated the impact of an intervention programme at individual, worksite, and organizational level, for eldercare nursing staff at 12 eldercare units. The project aimed at empowering auxiliary nurses and nursing assistants, thus promoting good working conditions, health and well-being of eldercare staff, and improving their evaluation of the quality of nursing care. Questionnaire responses from the nursing staff (n=200) before and after an 18-month intervention programme evaluated the effects using ANOVA, repeated measures for the statistical analyses. Although the improvements were limited, the intervention seemed to impact on work conditions and on the perceived quality of nursing rather than on the health and well-being of staff. Work at nursing homes or at home-care was shown to modify the outcome due to different needs and priorities for work unit improvements. Staff turnover and multiple reorganizations are discussed as inhibiting factors for performance as well as for the evaluation of workplace interventions. The sharing of power between occupational groups or organizational levels must be carefully considered. The study emphasizes the importance of involving the middle management in early project planning and decisions.     

WebStress: A web interface to explore a multidatabase bibliographic corpus on occupational stress

A bibliographic study on a multidisciplinary subject, such as occupational stress, requires a multidatabase query facility. Given this, we searched eight databases belonging to different fields (medicine, psychology, etc.) and from different countries. Thus, more than 26000 references on occupational stress were gathered. A bibliographic corpus of this sort is unusable because of the heterogeneous format of the records and the number of duplicate entries. Considering the limitations of commercial programs, we have developed a system, called WebStress, for reformatting the data and removing duplicates. The huge number of references and the research needs of updating and searching have necessitated the addition of several other functions to WebStress. Therefore WebStress comprises a web interface that makes it possible to search the corpus with advanced features (using clustering, a specialized thesaurus on stress and Boolean queries). In addition to the usual bibliographic queries on a specific database such as Medline, WebStress provides bibliometric analysis of the corpus, which might contribute to a detailed analysis on occupational stress in order to highlight the networks of researchers and to find the main topics studied in this area. WebStress is not yet available to researchers in general. It is being further developed, and also permission needs to be obtained from the eight commercial bibliographic databases that it consults.     

The importance of context specificity in work stress research: A test of the Demand-Control-Support model in academics

Abstract

The Demand-Control (D-C) (Karasek, 1979) and the Demand-Control-Support (D-C-S) (Johnson & Hall, 1988; Johnson, Hall, & Theorell, 1989; Karasek & Theorell, 1990) models of work stress suggest that jobs with high demands and low control (and low support) are stressful. In line with the support in the literature for context-specificity in occupational stress research (Sparks & Cooper, 1999) and the limited and even contradictory support for interaction effects, the main aim of the present study was to examine how the D-C-S model applied in a well-defined occupational group. Using hierarchical regression analyses, and controlling for negative affect, the D-C-S model accounted for 26%, 6%, and 8% of the variance in job satisfaction, psychological distress and burnout, respectively, among 166 academics in a UK university. No two-way or three-way interactive effects were evident, but additive effects of job demands and control on psychological well-being and of job demands and support on both burnout and job satisfaction were shown, corroborating research showing that high job strain is linked to ill health and job dissatisfaction in this homogenous occupational sample. It is recommended that, in future, research includes more variables that are specific to a particular occupation.     

Job stress,burnout and substance use among urban transit operators: The potential mediating role of coping behaviour

Abstract

Urban transit operators, compared to other occupational groups, have higher rates of mortality and morbidity. A major risk factor is the highly stressful objective environment. This study used structural equation modelling to test a model hypothesizing that transit operators’ coping behaviours in responding to daily job hassles mediate the associations of work stress with burnout and substance use. The study sample consisted of 1231 transit operators who participated in the San Francisco MUNI Health and Safety Study. The results showed a direct and strong association between transit operators’ daily job stress and symptoms of occupational burnout even when a series of controls and coping behaviours were considered. In addition, use of “disengage-deny” and escapist strategies to cope with job stress was positively associated with burnout; the job stress–burnout association was partially mediated through such coping practices. Daily job stress was related to substance use only indirectly and mediated through burnout and use of “disengage-deny” and escapist coping strategies. “Disengage-deny” coping strategies might help reduce substance use whereas escapist coping strategies might increase such use. Overall, our findings suggest that coping behaviour may be an important correlate of transit operators’ ill health. Interventions enabling healthy coping behaviours may help reduce health risks for this occupational group.     

Employee reactions to behavioural control under conditions of stress: The moderating role of self-efficacy

Extensive research conducted in the occupational stress literature has failed to provide convincing support for the stress-buffering effects of work control on employee adjustment. Drawing on research conducted in the laboratory context, it was proposed that the stress-buffering effects of work control on employee adjustment would be more marked at high, rather than low, levels of self-efficacy. In a sample of 100 customer service representatives, a significant three-way interaction among role conflict, work control and self-efficacy (measured at Time 1) was observed on (low) depersonalization (measured at Time 2). Consistent with expectations, work control reduced the negative effects of work stress on this outcome measure only for employees who perceived high levels of self-efficacy at work. In addition, there was evidence to suggest that self-efficacy moderated the main effects of work control on job satisfaction and somatic health. These findings are discussed in terms of their theoretical contribution to the job strain model, and also in relation to workplace interventions designed to improve levels of employee adjustment.     

Work-related reproductive health: A review

This paper reviews the literature concerning the impact of work on reproductive health. In doing so, it offers a framework model for guiding future research and practice. Contemporary models of occupational health usually identify at least two pathways linking exposure to workplace hazards to their effects on health. The study of work-related reproductive health has been largely restricted to the effects of the more tangible and physical hazards of work mediated by a largely physico-chemical pathway. However, the growth of research into the psycho-physiological influence of stress on reproductive health provides a new direction for research in this domain with the exploration of a complementary pathway. The extension of this new approach into the investigation of the effects of work design and management on reproductive health represents a potentially important and further development.     

Rail safety in Britain: An occupational health psychology perspective

As occupational health psychology matures, it will become involved in a more detailed way in areas ofspecific concern, and it will outgrow its recent over-dependence on a small number of very generalconcerns such as work stress and burnout. One example of all area of potential interest andopportunity is that afforded by rail safety. This paper discusses the position in Britain. It outlines thehistory and nature of safety management in the rail industry following privatisation in the 1990s. Itthen describes recent changes in safety thinking that could represent a mini-paradign shift and thatopen the door to the more active involvement of occupational health psychologists.     

Individual differences in the perception of occupational stress and their association with blood pressure status

Abstract

Casual blood pressure (BP) was recorded in a sample of 217 working adults. A questionnaire was used to obtain subjective reports of job stress. comparisons were made between a group with elevated BP and a normotensive group. The high BP group appeared to perceive more stress. In particular, scores on the role conflict, job versus non-job conflict and type A scales reliably differentiated the groups. In contrast, for the job satisfaction items, no difference between the groups was observed. There appeared to be some association between reported occupational stress and BP level.     

Job stress and employee strain in Indian executives

Abstract

This paper reports a study which examined: the effects of job stress on strain, the pattern of stress and strain in three different work groups, and differences in the levels of job stress and strain due to occupational level The respondents consisted of ‘executives’ from a large steel manufacturing organization. Regression analyses indicated that job future ambiguity had a significant negative effect on job satisfaction in each group of executives. Further, role overload (in the case of production executives) and role ambiguity (in the case of data processing executives) had negative effects on job satisfaction. Role overload accounted for fatigue among the personnel as well as among production executives. The data indicated that the patterns of stress and strain were different in the three groups of employees. The examination of differences due to occupational level indicated that the employees of middle levels had more role ambiguity than those at the higher levels. No significant differences were observed on other dimensions. The implications of these findings are discussed.     

Corporate financial performance and occupational stress

Abstract

Although a great deal of research has been carried out in the occupational stress field, little work has focused on the link between corporate financial performance and corporate culture on individual stress. The sample comprised senior marketing managers working in 14 electronics companies selected on the basis of their recent profit/loss performance. It was found that corporate financial performance and culture variables were more strongly associated with many of the felt stresses than were the individual and role-related predictors.     

Work-home interaction from a work psychological perspective: Development and validation of a new questionnaire,the SWING

Abstract

This paper reports upon an investigative study of stress in the Ambulance Service. The aims of the research were in part methodological and in part substantive. Methodologically, the study sought to validate as measurable constructs the perceptions of sources of stress reported by ambulance staff in response to questionnaire items. Substantively, it sought to identify these possible sources of stress and to measure the relationship between their perceived importance and such moderating variables as personality characteristics, length of service, and urban or rural location of operation and rank. Both aspects of the study are reported.     

Back to basics: Re-examination of Demand-Control Theory of occupational stress

The Demand-Control model of occupational stress posits an interaction between job demands and job control predicting psychological strain, but previous research has found such an interaction only rarely or inconsistently. Such research, however, has often failed to measure either demands or strain faithfully to the model's constructs, or has simply failed to test for a statistical interaction. The present study corrected these shortcomings by going back to basics. Using a sample of 115 employees in a manufacturing company, it operationalized the variables more consistently with their original conceptualizations. However, when the hypothesized Demand-Control interaction was then tested, it still failed. Outcomes other than psychological strain (e.g. job dissatisfaction) were related negatively rather than positively to demands. This highlights the difference between psychological strain and dissatisfaction and casts doubt on models positing dissatisfaction as an intervening variable between stressors and strains.