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Featured researches published by Willem Stassen.


Emergency Medicine Journal | 2013

Burnout among advanced life support paramedics in Johannesburg, South Africa

Willem Stassen; Benjamin Van Nugteren; Christopher Stein

Objectives To establish the prevalence of burnout among advanced life support (ALS) paramedics in Johannesburg, South Africa and assess the relationship between burnout and a number of demographic characteristics of the sampled ALS paramedics. Design Cross-sectional internet-based survey. Method Survey invitations were sent via email to 98 registered ALS paramedics in the Johannesburg area. The survey questionnaire was created by combining the Copenhagen Burnout Inventory (CBI) with numerous distractor questions. Burnout was defined as a CBI score >50. Descriptive analysis was performed and results subjected to Chi-square testing in order to establish dependencies between burnout scores and demographic factors. Results A 46% (n=45) response rate was obtained. Forty responses were eligible for analysis. 30% of these respondents had total burnout according to their CBI score, while 63% exhibited some degree of burnout in one of the CBI subcategories. The results of the subcategory analyses showed that 23% of respondents experienced burnout in the patient care-related category, 38% experienced burnout in the work-related category and 53% experienced burnout in the personal burnout category. There were no statistical differences in the burnout scores according to gender (p=0.292), position held (p=0.193), employment sector (p=0.414), years of experience (p=0.228) or qualification (p=0.846). Distractor questions showed that paramedics feel overworked, undervalued, poorly remunerated and unsupported by their superiors. Conclusion This sample of Johannesburg-based paramedics had a greater prevalence of burnout compared with their international counterparts. Further research is needed to identify the true extent of this problem.


South African Medical Journal | 2018

Attitudes of prehospital providers on transport decision-making in the management of patients with a suicide attempt refusing care: A survey based on the Mental Health Care Act of 2002

Katya Evans; Heike Geduld; Willem Stassen

Background Given the frequency of suicidal patients making attempts prior to a completed suicide, emergency access to mental health care services could lead to significant reduction in morbidity and mortality for these patients. Aim To describe the attitudes of prehospital providers and describe transport decision-making around the management of patients with a suicide attempt. Setting Cape Town Metropole. Methods A cross-sectional, vignette-based survey was used to collect data related to training and knowledge of the Mental Health Care Act, prehospital transport decision-making and patient management. Results Patients with less dramatic suicidal history were more likely to be discharged on scene. Few respondents reported the use of formal suicide evaluation tools to aid their decision. Respondents displayed negative attitudes towards suicidal patients. Some respondents reported returning to find a suicidal patient dead, while others reported patient attempts at suicide when in their care. Eighty per cent of respondents had no training in the management of suicidal patients, while only 7.0% had specific training in the Mental Health Care Act. Conclusion A critical lack in the knowledge, training and implementation of the Mental Health Care Act exists amongst prehospital providers within the Western Cape. A further concern is the negative feelings towards suicidal patients and the lack of commitment to transporting patients to definitive care. It is essential to urgently develop training programmes to ensure that prehospital providers are better equipped to deal with suicidal patients.


Air Medical Journal | 2018

Clinical Interventions Account for Scene Time in a Helicopter Emergency Medical Service in South Africa

Garth van Niekerk; Tyson Welzel; Willem Stassen

INTRODUCTION Helicopter emergency medical services (HEMS) have been associated with a prolonged scene time, compromising the time benefit in an urban setting. Therefore, the clinical benefit offered through additional equipment, skills, and experience of HEMS crews must be investigated to propose the value of HEMS. This study aimed at establishing whether HEMS scene time was associated with the number of clinical interventions performed and improved patient stability. METHOD This retrospective, cross-sectional chart review included all primary HEMS cases from June 1, 2013, to May 31, 2015, from a South African helicopter service and extracted the number of clinical interventions and patient stability using the Mainz Emergency Evaluation Score (MEES). We correlated this with scene time using analysis of variance. RESULTS Five hundred fourteen clinical interventions were performed on 204 patients. A median of 2 clinical interventions per patient was performed on scene. Performing 1 additional clinical intervention was associated with an approximate 4-minute increase in on-scene time. Some improvement in patient stability was shown by a mean change in the MEES of 0.65 after on-scene intervention, but this did not reach MEES clinical cutoff measures. CONCLUSION The number of clinical interventions performed by helicopter crews can account for scene time in a South African HEMS. The clinical interventions performed by helicopter crews tend to have a positive effect on patient stability.


African Journal of Emergency Medicine | 2018

A descriptive analysis of endotracheal intubation in a South African Helicopter Emergency Medical Service

Willem Stassen; Alastair Lithgow; Craig Wylie; Christopher Stein

Introduction Helicopter Emergency Medical Services (HEMS) exists to supplement the operations of ground-based emergency care providers, mainly in high acuity cases. One of the important procedures frequently carried out by HEMS personnel is endotracheal intubation. Several HEMS providers exist in South Africa, with a mix of advanced life support personnel, however intubation success rates and adverse events have not been described in any local HEMS operation. Methods This was a retrospective chart review of intubation-related data collected by a HEMS operation based in Johannesburg over a 16-month period. First-pass and overall success rates were described, in addition to perceived airway difficulty, adverse events and other data. Results Of the 49 cases recorded in the study period, one was excluded leaving 48 cases for analysis. Most cases (n = 34, 71%) involved young male trauma patients who were intubated with rapid sequence intubation. The first pass success rate was 79% (n = 38) with an overall success rate of 98% (n = 47). At least one factor suggesting airway difficulty was present in 29% (n = 14) of cases, with most perceived airway difficulty related to the high prevalence of trauma cases. At least one adverse event occurred in 27% (n = 13) of cases with hypoxaemia, hypotension and bradycardia most prevalent. Discussion In this small sample of South African HEMS intubation cases, we found overall and first-pass success rates comparable to those reported in similar contexts.


African Journal of Emergency Medicine | 2017

Percutaneous coronary intervention still not accessible for many South Africans

Willem Stassen; Lee A. Wallis; Craig Lambert; Maaret Castrén; Lisa Kurland

Introduction The incidence of myocardial infarction is rising in Sub-Saharan Africa. In order to reduce mortality, timely reperfusion by percutaneous coronary intervention (PCI) or thrombolysis followed by PCI is required. South Africa has historically been characterised by inequities in healthcare access based on geographic and socioeconomic status. We aimed to determine the coverage of PCI-facilities in South Africa and relate this to access based on population and socio-economic status. Methods This cross-sectional study obtained data from literature, directories, organisational databases and correspondence with Departments of Health and hospital groups. Data was analysed descriptively while Spearman’s Rho sought correlations between PCI-facility resources, population, poverty and medical insurance status. Results South Africa has 62 PCI-facilities. Gauteng has the most PCI-facilities (n = 28) while the Northern Cape has none. Most PCI-facilities (n = 48; 77%) are owned by the private sector. A disparity exists between the number of private and state-owned PCI-facilities when compared to the poverty (r = 0.01; p = 0.17) and insurance status of individuals (r = −0.4; p = 0.27). Conclusion For many South Africans, access to PCI-facilities and primary PCI is still impossible given their socio-economic status or geographical locale. Research is needed to determine the specific PCI-facility needs based on geographic and epidemiological aspects, and to develop a contextualised solution for South Africans suffering a myocardial infarction.


South African Medical Journal | 2014

The prevalence of hypotension and hypoxaemia in blunt traumatic brain injury in the prehospital setting of Johannesburg, South Africa: A retrospective chart review

Willem Stassen; T Welzel


Cardiovascular Journal of Africa | 2018

The proportion of South Africans living within 60 and 120 minutes for a percutaneous coronary intervention facility

Willem Stassen; Lee A. Wallis; Craig Vincent-Lambert; Maaret Castrén; Lisa Kurland


The Southern African journal of critical care | 2015

The accuracy of Johannesburg-based ambulance personnel in identifying stroke

Devon Nel; Willem Stassen


Australasian Journal of Paramedicine | 2015

The accuracy of manual blood pressures obtained by paramedic students in a quiet simulated and roadside environment

Lucas M Ramothwala; Willem Stassen; Christopher Stein


African Journal of Emergency Medicine | 2015

An online learning programme improves traumatic brain injury guideline adherence in a South African Helicopter Emergency Medical Service

Willem Stassen; Craig Wylie; Robyn Holgate

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Christopher Stein

University of Johannesburg

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Craig Wylie

University of Johannesburg

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Alastair Lithgow

University of Johannesburg

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Craig Lambert

University of Johannesburg

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Devon Nel

University of Johannesburg

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Heike Geduld

University of Cape Town

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