Charles H. Van Wijk

ORCID: 0000-0003-4793-417X
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About
Contact & Profiles
Research Areas
  • Resilience and Mental Health
  • Health, psychology, and well-being
  • Occupational Health and Safety Research
  • Attention Deficit Hyperactivity Disorder
  • Workplace Health and Well-being
  • Gender Diversity and Inequality
  • Optimism, Hope, and Well-being
  • Adventure Sports and Sensation Seeking
  • Spaceflight effects on biology
  • Cardiovascular and Diving-Related Complications
  • COVID-19 and Mental Health
  • Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes
  • Child and Adolescent Psychosocial and Emotional Development
  • Psychological Well-being and Life Satisfaction
  • Early Childhood Education and Development
  • HIV-related health complications and treatments
  • Neural and Behavioral Psychology Studies
  • Posttraumatic Stress Disorder Research
  • Mental Health Treatment and Access
  • Gender, Security, and Conflict
  • Musculoskeletal pain and rehabilitation
  • Cognitive Abilities and Testing
  • Maritime Navigation and Safety
  • HIV Research and Treatment
  • Cognitive Functions and Memory

Stellenbosch University
2015-2025

Western Cape Department of Health
2020-2024

California Maritime Academy
2013-2024

City of Cape Town
2010-2011

IS practice
2011

University of Cape Town
2009

Measures of mood states and post-traumatic stress (PTS) symptoms are commonplace in many studies. However, the conventional application these measures conjointly raises questions whether they actually correlate, have a meaningful role predicting PTS symptoms. This study aimed to assess degree which Brunel Mood Scale (BRUMS) Impact Event Scale—Revised (IES-R) would be useful detecting adverse psychological experiences (e.g., PTS). A sample South African Navy sailors (N = 103) completed BRUMS...

10.7205/milmed-d-12-00422 article EN Military Medicine 2013-04-01

Providing mental health care in high-demand but resource-limited settings requires creative approaches. Group-based emotional regulation training has shown promise other contexts, its usefulness among South African adolescents primary not been fully examined. Emotional is crucial for long-term health, psychological wellbeing, and reducing common disorders. The study aimed to evaluate the potential utility of a 6-week group-based programme designed Africa provide recommendations future...

10.1177/00812463251317904 article EN South African Journal of Psychology 2025-02-08

Health literacy (HL) is the ability to access, process and understand information about health. It has been established that HL mediates health-related decisions behaviours. In naval environment, sailors are expected responsively address their healthcare needs maintain a holistic state of physical psychological wellbeing meet operational demands work. While studies in military populations have undertaken, none these explicitly examined active-duty personnel. The aim this study was examine...

10.5603/imh.101675 article EN PubMed 2025-01-01

ABSTRACT Introduction Submarines are challenging environments, where accidents, with fatalities, continue to occur. Nonetheless, available studies suggest low rates of post-traumatic stress disorder (PTSD) following submarine-specific accidents. In September 2023, 7 sailors were washed overboard from a South African submarine, resulting in 3 fatalities. The surviving crew received immediate defusing and ongoing counselling. This study investigated the psychological impact accident, assessing...

10.1093/milmed/usaf203 article EN Military Medicine 2025-06-06

Burnout among military nurses has been found to lead job absenteeism, staff conflicts, and a high turnover of personnel. Factors influencing working in smaller often isolated installations the South African National Defence Force were investigated using job-stress burnout questionnaire semi-structured interview. Investigation focused on registration categories, geographic location, age. It was that senior categories experienced more burnout, areas reported almost double number cases than...

10.1093/milmed/162.10.707 article EN Military Medicine 1997-10-01

The occupational demands placed on naval specialists require them to be individuals with high levels of resilience. In this study, I firstly measured the sense coherence (SoC) specialists, which included 97 divers and 318 submariners, results confirmed scores hypothesised. Secondly, explored relationship between certain personality traits known important for as by 16 Personality Factor Questionnaire (16PF), IPAT Anxiety Scale, Rotter's Intemality-Externality Scale (RIES). hypothesised...

10.1177/008124630803800412 article EN South African Journal of Psychology 2008-12-01

The symbols of organisation culture can both describe and prescribe human behaviour within that organisation. This paper examines experiences gender integration South African Navy ships through the use military culture. Accounts from female male sailors were collected interviews focus groups, 18 months after their ships, revealed symbolic rituals, metaphors, artefacts physical space. Military organisations typically do not allow deviations either hegemonic masculine orientation, or official...

10.1080/09589230802204266 article EN Journal of Gender Studies 2008-07-24

This study aimed to describe the mental health profile of South African Navy specialists working in extreme environments and investigate incidence expressed psychopathology among them. The authors used Minnesota Multiphasic Personality Inventory (MMPI)-2 major patterns abnormal personality functioning a sample 161 divers 152 submariners compared them with 139 general employees. displayed desirable profiles, although occupational-specific markers atypical behavior were found, such as slightly...

10.1037/mil0000185 article EN Military Psychology 2017-07-31

Objectives: Panic behavior poses a particular threat to the health and safety of subaquatic occupational specialists.Trait anxiety has previously been identified as marker panic under water, Spielberger's State-Trait Personality Inventory (trait subscale) used measure trait among specialists.Using archived data, scores specialists were analyzed meet 3 objectives: 1stly -to develop profile specialists; 2ndly investigate predictive value measures upon entering an field; 3rdly establish...

10.2478/s13382-014-0321-5 article EN cc-by-nc International Journal of Occupational Medicine and Environmental Health 2014-12-01

<p><strong>Objective:</strong> The Brunel Mood Scale (BRUMS) has proved useful to assess mood states in a range of clinical settings. Its local utility is restricted by the lack normative data from South Africa. This paper presents preliminary for use BRUMS African health care setting. <strong></strong></p><p><strong>Method:</strong> Participants (N=2200), ranging 18 59 years, employed public sector, and were recruited during routine...

10.4102/sajpsychiatry.v17i2.265 article EN South African Journal of Psychiatry 2011-06-01

Seafarers, whether on cargo, fishery, or naval ships, may be exposed to unique and unusual psychological demands related the often isolated, confined, extreme environments associated with ocean-going vessels. This necessitates optimal adaptation maintain individual well-being during mission afterwards. study set out explore psychometric measures could predict of seafarers, specifically navy sailors, after maritime operations. It used emotional regulation as marker adaptation, examined role...

10.5603/imh.2023.0005 article EN cc-by-nc-nd International Maritime Health 2023-03-24

The literature on psychological resilience provides significant theoretical developments to understand and enhance the health well-being of individuals. This article presents a case study implementation an interview model, using concepts from literature, deal with annual mental screening group naval specialists. model is based in salutogenic approach aims recognize depth experience human existence physical health, as well general coping, promote

10.7205/milmed.173.5.488 article EN Military Medicine 2008-05-01

The Grooved Pegboard is a widely used test of psychomotor speed, and currently in particular to assess HIV-associated neurocognitive decline. To accurately interpret any assessment, appropriate reference norms are required. Although South Africa has the highest number people living with HIV AIDS, no local large scale data available for Pegboard. main objective study was formulate healthy adult Africans formal employment; two secondary objectives aimed statistically explore performance data,...

10.1177/0081246315587692 article EN South African Journal of Psychology 2015-06-01

This paper considers the relationship between measures of personality and mood states, susceptibility to inert gas narcosis. It briefly reviews topics narcosis affecting personality, There appears be is a theoretical argument for possible Practically, such may speak issues in selection, training preparation, risk assessments, even accident investigation diving and/or hyperbaric environment.Twenty one divers completed were then compressed 709 kPa (equivalent 60 msw) dry compression chamber,...

10.5603/imh.2017.0009 article EN cc-by-nc-nd International Maritime Health 2017-03-30

Orientation: South Africa carries a high burden of mental ill-health. Screening to identify individuals for further referral is emerging as one pathway promote access health interventions. Existing occupational surveillance infrastructure may be useful mechanism clinical screening. Research purpose: This study explored the validity range brief measures in context surveillance. Motivation study: To meaningfully screen part surveillance, tools are required that empirically validated,...

10.4102/sajip.v47i0.1895 article EN cc-by SA Journal of Industrial Psychology 2021-08-30

Adjustment Disorder is among the most commonly diagnosed mental disorders in armed forces, with a mean prevalence estimated at 7.4% across military populations. The South African populations not known. This study aimed to estimate of Disorders Navy and explore potential risk factors.

10.2174/0117450179301661240528064329 article EN Clinical Practice and Epidemiology in Mental Health 2024-06-05

We report on a study that investigated sexual harassment within the South African Navy. firstly used survey to examine prevalence of in shore-based fleet, just prior gender integration naval ships, and found evidence widespread harassment. Secondly, we interviews focus groups experiences ships one year after integration, relative absence A number contributing factors are considered (e.g. methodological issues, organisational factors, contextual constructions masculinity), before informal...

10.1177/008124630903900203 article EN South African Journal of Psychology 2009-06-01

The third quarter phenomenon refers to the decline in performance during of missions isolated, confined, and extreme environments, regardless actual mission duration. This can be observed through changes cognitive interpersonal behavior, an increase reported negative experiences undesirable mood states. effect has been studied polar space missions, but there are no available reports on it submarine missions. study provides additional analysis previously published data that were collected a...

10.7771/2327-2937.1108 article EN Human performance in extreme environments 2018-12-13

In the South African context, resource constraints often preclude comprehensive assessment of large numbers people for likelihood Adult Attention-Deficit/Hyperactivity Disorder (ADHD). Primary screening through a self-report measure may be useful to stream at-risk individuals towards diagnostic services, as well being in population and workplace based research. The present study set out, first, investigate usefulness ADHD scale identify individuals, and, second, provide preliminary...

10.1177/0081246319870780 article EN South African Journal of Psychology 2019-08-15

10.1007/s11205-010-9629-0 article EN Social Indicators Research 2010-04-21

Tests like the Grooved Pegboard may have specific value in South Africa context of screening for HIV-associated neurocognitive disorders. However, there are inconsistent findings on relationship between self-reported anxiety and neuropsychological performance healthy adults, particular tests psychomotor functions such as Form Board Pegboard. Given potential value, it is important to clarify among African samples. Two studies presented here. One sample 170 young adults (19–30 years) completed...

10.1177/008124631204200102 article EN South African Journal of Psychology 2012-03-01
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