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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
311

The effects of differential rearing and abstinence period on post-synaptic glutamate receptors and amphetamine seeking

Garcia, Erik Joseph January 1900 (has links)
Doctor of Philosophy / Department of Psychological Sciences / Mary E. Cain / Drug addiction is a chronic cyclical disease characterized by periods of drug use and abstinence. Drug craving increases as a function of abstinence period, such that longer periods of abstinence result in greater feelings of craving. Longer periods of abstinence may render cues to become more powerful motivators of drug seeking behavior because of the greater craving response. Neurobiological evidence suggests that changes in glutamatergic transmission in the nucleus accumbens (NAc) plays a pivotal role in the incubation of craving and drug seeking motivation. Specifically, the upregulation of Ca²⁺ permeable AMPA receptors may increase drug seeking following the presentation of a drug cue. Environmental housing manipulations also change the expression of metabotropic glutamate receptors (mGlur) and psychostimulant self-administration. In the current experiments, Sprague-Dawley rats were reared in enriched (EC) or isolated (IC) conditions from PND 21-51. Then rats were implanted with indwelling jugular catheters and allowed to self-administer amphetamine (0.1 mg/kg/infusion) or saline paired with a cue light for 16 days for 1h. Then rats went through a forced abstinence period of 1 day and were then tested in a cue-induced seeking test. Immediately after the seeking test, half the rats were sacrificed and the NAc was dissected and prepared for western blot analyses. The other half of rats rested for 40 days and were tested again in the cue-induced seeking test. Immediately following the seeking test, rats were sacrificed and their NAc was dissected. Factorial ANOVA results indicate that rearing in the IC environment increased drug seeking when compared to EC rats after 1 day of abstinence and after 40 days of abstinence, but drug seeking did not increase after 40 days. Rats in the saline groups showed an increase in seeking after 40 days of abstinence, providing evidence of increased responding. Saline responding was significantly lower when compared to rats that responded for amphetamine. When rats self-administered saline, generally IC rats had more responding than EC rats. Western blot analyses indicated that expression of AMPA subunits GluA1, and GluA2, as well as metabotropic glutamate receptors 1 and 5 (mGlur1, and mGlur5) were not different across the experimental groups, suggesting another mechanism could be implicated in drug seeking after short and long abstinence periods. These results suggest that early life experience can have long lasting effects into adulthood and increase the vulnerability of drug abuse. Our results provide mixed results of incubated seeking. Positive early life experiences reduce drug seeking motivation after short and long abstinence periods, providing evidence for further research to examine how early life experience changes the reward seeking and subsequent structures in the mesocorticolimbic pathway.
312

Methed up : how do street youth with methamphetamine-induced psychosis access mental health services?

Lasting, Olivia Lambert 05 1900 (has links)
This study explored the experiences of street-involved youth who have received mental health services for symptoms of methamphetamine-induced psychosis. Specifically, the study investigated what factors were perceived by participants to promote and hinder access to mental health services. The researcher interviewed nine street youth at Covenant House, a Vancouver agency serving street-involved youth. Interview data and the researcher's field notes were coded and analyzed within a grounded theory paradigm. Youth discussed formal and informal sources of help and routes to both. Two distinct perspectives to treatment were identified: an addictions perspective and a concurrent disorders perspective. Respondents outlined the typical pathway into methamphetamine use and described barriers and supports for accessing services while undergoing drug-induced psychosis. Significant factors that encouraged access to services were positive relationships with helpers, strong peer supports, and the use of involuntary services when necessary. Identified barriers included fear of being stigmatized, lack of problem awareness, and systemic barriers. The current research proposed a model of access to mental health services that positions outreach and frontline workers as key figures to mediating street youth's access to appropriate services. / Arts, Faculty of / Social Work, School of / Graduate
313

A grounded theory study of attitudes towards mental illness and help-seeking amongst police officers with a military background

Royle, Elizabeth January 2014 (has links)
Introduction: Both police and Armed Forces personnel are at increased risk of encountering psychological trauma with the prevalence of mental health problems higher than in the general population. Appropriate and effective mental health services are crucial but there is a marked lack of take-up of services. This research considered how the attitudes of police officers with a military background affected their help-seeking for mental health problems. Methodology: A phenomenological approach was used with the aims of producing rich data with the insider viewpoint and generating theory about the process. Semi-structured interviews were conducted with 11 male ex-Armed Forces police officers. A social constructivist Grounded Theory approach was used to analyse the data. Findings: Police officers with an Armed Forces background viewed themselves as a discrete social group. There was significant cognitive separation between them and their non-service peers, the police organisation, those with mental illness and mental health services. Four group norms, formed during military service, were identified as relevant to the research topic: a) Mission Focus, b) Strength and Control, c) Cohesion and d) Be the Best. These norms were used to determine the stigma associated with both on-set and off-set responsibility for mental health problems within the group. Group norms underpinned the acceptable strategies for managing mental health problems. Education around mental health was not seen as personally relevant at the time. Accepting a mental health problem was the greatest barrier to care and meant an acceptance of norm violation in oneself often triggering an existential crisis. Potential helpers were judged against the group norms and this either hindered or facilitated the process. As the individual recovered, they reframed the group norms in relation to their experience of mental illness and reported Post Traumatic Growth. A theoretical model for the help-seeking process is proposed. Implications: Anti-stigma interventionists need to consider the individual’s perception of their loss of a valued identity and their violation of group norms. The stereotyping and generalisation of police managers and mental health services as “other” reduces the likelihood of accepting offers of support from those sources. Education must connect with the early beliefs from military service in order to effect change. Organisational denial or ambivalence about the subject needs tackling just as much as the denial in the group and individuals. The group holds much of the solution to the problem within its own membership and peer supporters who have overcome their own mental health challenges can be better used by the organisation to both prevent and manage the problem. They need to able to provide timely, trusted referrals to competent mental health services.
314

What are the personal and cultural criteria of Indo-Canadian women in deciding to seek counselling help?

McLellan, Marla 11 1900 (has links)
The purpose of this study was to explore the decision-making process of Indo-Canadian women in seeking counselling help. Little research regarding help-seeking behaviours and attitudes of minority groups has been done in the area of counselling psychology. Even less attention has been given to the Indo-Canadian community. The aim of this study was to contribute to existing research through a contextual understanding of the influences on an Indo-Canadian woman whe/n faced with the decision to pursue counselling help. It was further intended to provide mental health services with information on ways of encouraging this cultural group to utilize the available help resources. This study used narrative and multiple case study methodology. Seven Indo-Canadian women, all having previously used mental health services, were interviewed. Interviews were then transcribed, and 'straightened' into individual narratives based on the unique story of each participant. Factors of hindrance and facilitation with regard to help-seeking were extracted from the narratives and then analyzed for commonalities. The transcripts and narratives were validated by an external examiner to ensure freedom from distortion and bias. Five of the seven stories along with the factors of hindrance and facilitation were further validated by the respective participants. In addition, an abstract story was constructed from the individual accounts. Findings extended the research through the identification of facilitating factors in the decision-making process of Indo-Canadian women in seeking counselling. / Education, Faculty of / Educational and Counselling Psychology, and Special Education (ECPS), Department of / Graduate
315

Enhancement of spatial ability in girls in a single-sex environment through spatial experience and the impact on information seeking.

Swarlis, Linda L. 12 1900 (has links)
The test scores of spatial ability for women lag behind those of men in many spatial tests. On the Mental Rotations Test (MRT), a significant gender gap has existed for over 20 years and continues to exist. High spatial ability has been linked to efficiencies in typical computing tasks including Web and database searching, text editing, and computer programming. The relationships between the components of visuospatial ability and performance are complex. However, research strongly indicates that a connection exists, and further research is necessary to determine the interactions between the variables of environment, genetics, and spatial training. Spatial experience can enhance spatial skills. However, to what extent spatial skills can be enhanced in female adolescents through a spatial curriculum to reduce the gap in scores has not been fully researched, nor has the impact of spatial skill on information seeking. This research project investigated spatial skill in adolescent females by examining (1) the extent to which the intervention of teaching a spatial curriculum in a single-sex setting could improve mental rotation test scores, and (2) the impact of spatial skills on an information seeking task in a single-sex setting. The extent to which a spatial visualization curriculum can improve MRT scores from a pretest to a posttest for girls was the first factor examined using a spatial visualization curriculum. The information seeking task used 4 tasks from a doctoral study and utilized the scholarly journal database JSTOR® (JSTOR, Ann Arbor, MI, www.jstor.org).
316

The Information-Seeking Behavior of Police Officers in Turkish National Police

Guclu, Idris 08 1900 (has links)
A current trend that has emerged as a result of the information age is information-seeking behavior. From individuals to large social institutions, information-seeking behavior is utilized to attain a wide variety of goals. This body of work investigates the information-seeking behaviors of police officers who work in police stations in the Turkish National Police force. The study utilizes Leckie et al.’s (1996) model of information-seeking behavior of professionals. The findings indicated that police officers initially consulted their personal knowledge and experience. Next, officers rely upon their colleagues and then official documents. These information sources were consulted in the context of both conducting tasks and staying current. However, contrary to expectation, they rarely consulted informants. In addition police officers rarely consulted printed journals, libraries, books and attendance at conferences as information sources. The results of this study show that there were significant differences in the information sources used by police officers based on their gender in the context of staying current. On the other hand, there were no significant differences in the context of conducting police station tasks, by gender. Surprisingly, there were no significant differences in the information sources used by police officers based on their educational level. There were significant differences in the use of information sources by age, service years in police stations and service years in policing in the context of conducting police station tasks. Lastly, the results of this study indicated that service years in policing and the roles in police station were significantly correlated with the information sources used by police officers regarding staying current. This body of work offers insight into the factors that guide the information-seeking behaviors of police officers.
317

The Relationship Between Gender Role Conflict, Psychological Distress, and Attitudes and Intentions Toward Seeking Psychological Help in Divorced Gay Fathers

Mudd, James Edmund 22 October 2013 (has links)
The purpose of the study was to explore the statistical relationships among selected variables related to gay divorced fathers in order to develop a better understanding of their gender role conflict and help-seeking behaviors. Participants (N=105) self-identified as Caucasian (91%), resided in the United States (90%), holding a bachelor's degree or higher (80%), and annual incomes of less than $80,000 (52%). The men ranged in age from 29 to 78 (M= 54), married from 1 to 38 years (M= 18), and divorced from 5 months to just under 37 years (M= 10). Participants completed an on-line questionnaire that included (a) Gender Role Conflict Scale, (b) Attitudes Toward Seeking Professional Psychological Help Scale, (c) Intentions to Seeking Counseling Inventory, (d) Hopkins Symptom Checklist, (e) two open-ended prompts, and (f) demographic questions. Participants who had received mental health services in the past were asked to report on what prompted them to seek services and the helpfulness of those services. Analysis of Pearson r was used to answer each of the research questions related to (a) GRC and psychological distress (positive correlation); (b) GRC and attitudes and intentions towards seeking psychological help (negative correlation); and (c) years married and psychological distress (negative correlation). Significance was not identified between time since divorce and any other variable. Over 80% of the participants had used mental health services with the three main reasons being coming-out, depression, and sexual identity. The most beneficial resources they had available to them and/or they would recommend to others were support groups, counseling/therapy, and general support. Findings are limited by a lack of cultural and ethnic diversity among the sample. Implications include using group counseling methods and/or a coaching model for service delivery. An informed integrated approach that focuses on systems, role development, and strategic thinking is recommended. Interventions should include depression and suicide assessments, brief solution focused methods, narrative work, social networking, and community resource guides. Future research should seek to determine between group differences with regards to the impact GRC has on one's ability to adjust to change, establish and maintain relationships, and willingness to seek help. / Ph. D.
318

Help-seeking pathways followed by caregivers of mentally ill persons in Sinthumule-Kutama, Limpopo Province

Ratombo, Faith January 2020 (has links)
Thesis (M.A. (Clinical Psychology)) -- University of Limpopo, 2020 / Mental illness is one of the major health challenges that significantly contribute to the global burden of diseases worldwide. Several studies reveal that mental illness often triggers or prompts people to embark on some help-seeking pathways in order to ameliorate their condition. These help-seeking pathways are often not linear routes, but rather recursive and complex. The aim of the study was to explore the pathways followed by caregivers of mentally ill persons seeking mental health care services in Sinthumule Kutama area. The objectives of the study were: a) to examine the experiences of caregivers in caring for persons suffering from mental illness; b) to explore pathways that caregivers often engage in when they are seeking treatment options for mentally ill patients before and/or after they have been diagnosed with their condition; and, c) to find out whether or not caregivers make use of other forms of management in addition to the formal treatment interventions that they may receive from the health care facilities. A qualitative approach was followed; and participants were selected through a snowball sampling method. The sample comprised twelve participants (female=11; Male=1) residing in and around the Sinthumule-Kutama District area, Limpopo Province. The participants’ ages ranged from 24 to 88 years. The data was collected using in-depth, semi-structured individual interviews and analysed using interpretative phenomenological analysis (IPA). The following themes emerged from the study: a) the perceived causes of the mental illness; b) the pathways followed in the management of mental illness; and c) the use of alternative forms of management interventions. The findings of this study revealed that the participants hold different perceptions and beliefs about the probable causes of mental illness. Secondly, the study further revealed that the participants visited a number of alternative management agencies to seek treatment for their mentally ill family members. Thirdly, the pathways that were followed were influenced by several factors such as the perceived cause of the illness, religious or cultural beliefs, severity of symptoms and/or advice from general practitioners and school teachers. This clearly suggests that participants have made use of more than one service provider to seek help for their family members. The path either started with the formal setting, then moved to the informal setting and vice versa. For instance, as soon as individuals with mental illness are discharged from the hospital, the caregivers consulted with other alternative service providers mainly to enhance the treatment they have received for protection from evil forces. The results suggest that help-seeking behaviour and the pathways chosen in the management of mental illness are largely influenced by socio-cultural factors and beliefs about the causes of the disease.
319

Latching on to Information: Effects of Information-Seeking Behavior on Breastfeeding Self-Efficacy

Duchsherer, Amy Elaine January 2020 (has links)
Recommendations on breastfeeding in the United States suggest that infants should be exclusively breastfed for six months with continued breastfeeding in conjunction with complementary foods for at least one year. However, only 22.30% of women are exclusively breastfeeding when their infant reaches the age of six months, which indicates the existence of barriers hindering prolonged breastfeeding. In this study, I consider the factors related to information-seeking behavior that may influence breastfeeding rates. Specifically, I focus on the relationship between the sources a woman selects to receive information about breastfeeding and her level of breastfeeding self-efficacy, which has been shown to be a significant predictor of breastfeeding success. A sample of 222 breastfeeding women was recruited for participation in this study. Participants completed a mixed-methods survey, and the results of the survey were analyzed using applied thematic analysis, correlation, and regression analysis. Women who participated in this study used non-expert online information sources most frequently when searching for information related to breastfeeding. Criteria women used most frequently when choosing an information source included source affordances (e.g., convenience and quickness), information characteristics (e.g., variety of information and information quality), and source characteristics (e.g., source expertise). Hypotheses for this study posited a relationship between source characteristics (i.e., expertise, trustworthiness, goodwill, and social support) and breastfeeding self-efficacy; all hypotheses were supported, and expertise, trustworthiness, goodwill, and social support were found to have a significant positive relationship with breastfeeding self-efficacy. Source expertise was found to be the strongest predictor of breastfeeding self-efficacy among those that were measured for this study; however, it is not an individual significant predictor when modeled alongside the remaining source characteristics. Implications of this study stress the importance of access to quality information related to breastfeeding and continued research on the development of breastfeeding self-efficacy in various demographic populations and over the span of a breastfeeding relationship.
320

The cultural and spiritual factors influencing the health-seeking behaviours of the Indian Hindu in Lenasia

Rikhotso, Basani Innocent January 2020 (has links)
To ensure social workers advocate for the active participation and inclusion of cultural and spiritual practices and belief systems of patients within the healthcare system. It is essential that social workers develop an understanding and educate themselves on the wide variety of cultures and religions recognised and acknowledged in South Africa. The researcher recognised Hinduism is a culture and religion that is commonly practiced in South Africa and that the Hindu population actively participates and practices in accordance to their culture and religion. Hence, it was in the interest of the researcher to investigate the cultural and spiritual factors that influence the health-seeking behaviours of the Hindu population within the healthcare system. The goal of the research study was to explore the cultural and spiritual factors influencing the health-seeking behaviours of the Indian Hindu population in Lenasia. The objectives of the research study were to conceptualise and contextualise cultural and spiritual factors influencing health-seeking behaviours from a health belief perspective; to explore and describe the cultural and the spiritual factors influencing the health-seeking behaviours of the Indian Hindu population in Lenasia. Lastly, to make suggestions to improve social work services in health care, taking into consideration the cultural and spiritual factors influencing health-seeking behaviours amongst the Indian Hindu population. The qualitative research approach was appropriate as the researcher utilised applied research, specifically the evidence-based approach, as the approach enabled the researcher to explore and describe cultural and spiritual factors that influence the health-seeking behaviours of the Indian Hindu population within the healthcare system. Furthermore, practical solutions and recommendations for social workers to improve their social work services within the healthcare system specifically working with Indian Hindu population in Lenasia were provided. The instrumental case study design was appropriate for the research study as it enabled the researcher to develop an interview schedule that asked questions which permitted the participants to provide in-depth responses that express their personalised experiences of Hinduism as a culture and religion. The interview schedule contained sections which were as follows; Biographic information, knowledge of health care seeking behaviour, understanding of cultural and spiritual practices within your cultural/ethnic/spiritual group, spiritual and cultural factors, health-seeking behaviour and the family, services, social work intervention and, lastly, recommendations. The different sections in the interview schedule enabled the researcher to ask questions that were aligned with the goal and objectives of the research study. The population of the research study encompassed of the Indian Hindu population in South Africa and the specific study population for the research study was the Indian Hindu population that resides in the Lenasia community in Gauteng province. The non-probability sampling was appropriate as it enabled the researcher to utilise the purposive sampling method as the method enabled the researcher to develop a selection criterion that selected participants in accordance to the goal of the research study. The snowballing technique was appropriate as the researcher utilised a schoolteacher in Lenasia who referred participants that were in accordance to the selection criteria of the research study. Face-to-face interviews and telephone interviews were conducted to collect the data from the participants. The total number of participants interviewed for the research study were twelve participants which encompassed of nine female participants and three male participants. The participants were between the ages of 43-years-old and 74-years-old. A total of three participants were able to participate through face-to-face interviews. Due to the National lockdown in South Africa the researcher was unable to continue the face-to-face interviews. The most appropriate and applicable data collection was telephone interviews and were utilised to conduct the remaining nine interviews. The Health Belief Model (HBM) was the appropriate model for the research study as the model provides evidence to help develop expertise towards cultural and spiritual factors that influence the health-related decision making of patients. Based on the findings, the model guided the researcher to understand and acknowledge that cultural and spiritual factors play an essential role and influence the health behaviours of the Indian Hindu population within healthcare perspective. The self-efficacy of the participants was acknowledged, as their cultural beliefs and practices enable them to practice healthy living through healthy eating by means of a vegetarian diet, engaging in yoga and meditation and physical activity. The utilisation of home herbal remedies through use of daily household ingredients and the above-mentioned health-seeking behaviours, enable the participants to maintain and control their non-communicable diseases. The HBM referred to perceived benefits in which the participants share the accessibility and availability of family elders, priests, and Gurus within their family system, which permits them to receive valuable health advice and spiritual guidance with healthcare-related issues. The participants have family members who are medical professionals and three of the participants are medical professionals themselves, which enables each family system to have access to adequate healthcare. Access to a healthcare professional in the family system permits the participants to practice positive health-seeking behaviours and seek medical assistance for emergency and annual check-ups. Hindu believers do acknowledge that their vegetarian diet does come with health complications such as Iron deficiency and a lack of Vitamin B12, hence, they do consume medical supplements and medication for their deficiencies and modify their diet according to these deficiencies. The participants expressed there is a wide variety of healthcare systems within Lenasia: public clinics, private hospitals, and accessibility and availability to complementary and alternative healthcare services. Although, there is accessibility of healthcare services, the participants strongly believe that community members without medical aid, rely heavily on Chris Hani Baragwanath Academia Hospital for medical services and receive specialised services in surrounding areas. Therefore, it was concluded that healthcare professionals and social workers need to take into consideration that the Indian Hindu population in Lenasia has access to medical professionals within the family system and practice healthy living. Moreover, the practice and utilisation of complementary and alternative healthcare treatments and procedures such as Allopathic, Homeopathic, Acupuncture, Ayurveda and Aromatherapy is common within the Lenasia community. Additionally, the researcher has identified that Hinduism is a culture and religion that permits flexibility and permits its believers to engage in health-seeking behaviours within the healthcare system and receive essential medical treatment. Hindu families pray and meditate as a family system; thus, making it easier for them to follow a healthy lifestyle and practice Hindu health-seeking behaviours that produce positive health outcomes for the family and the patient. Hinduism as culture and religion live and practice according to a life of Karma, which is the law of cause and effect. The participants suggested social workers should be diverse and open towards the different cultures and religions especially the practices, rituals, and belief systems of Hindus. Based on these conclusions, it is recommended that healthcare professionals and social work professionals should be aware that Hinduism is an open and flexible culture and religion that integrates cultural and spiritual practices and beliefs together with a medical approach. Furthermore, an awareness needs to be created that Indian Hindu patients should be permitted to seek spiritual guidance from their priests and Gurus, be knowledgeable and that the family system plays an essential role in healthcare related decision-making. Key concepts: Behaviour, Cultural factors, Indian Hindu, Influence, Health seeking behaviours, Hinduism, Religion, Spiritual factors / Mini Dissertation (MSW (Health Care) )--University of Pretoria, 2020. / Social Work and Criminology / MSW (Health Care) / Unrestricted

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