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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.
41

Examining the Impact of Resilience on Work Stress and Strains in Nurses

Lanz, Julie J 27 May 2015 (has links)
To address commonly cited organizational and personal outcomes in the nursing industry, it is important to identify factors that may mitigate the relationship between workplace stressors and strains such as turnover intentions, job satisfaction, burnout, and injuries. The purpose of the current study is to explore the role of trait resilience on the emotion-centered model of job stress in a sample of U.S. nurses. The study uses a multiwave design to examine the mitigating role of trait resilience on work strains in nurses. In a sample of 185 nurses and 97 multiwave pairs, resilience was found to be significantly related to job-related affect, turnover intentions, job satisfaction, emotional exhaustion, and personal accomplishment. Using multiple regression analyses, the relative effects of four common stressors affecting nurses were compared: interpersonal conflict at work, quantitative workload, emotional labor, and traumatic events. After accounting for the common workplace stressors that nurses experience, interpersonal conflict at work was the only significant predictor of emotional and behavioral strains among nurses. Moreover, resilience was found to moderate the relationship between interpersonal conflict at work and job-related negative affect such that nurses that were high on resilience reported lower job-related negative affect. Given these significant relationships, resilience in the nursing industry should be further explored, as well as the potential for resilience training in the health care sector.
42

An Integrated Model of Eating Disorder Risk and Protective Factors: Implications for Research and Treatment

Davis-Waddle, Leslie Alison 01 August 2019 (has links)
Body dissatisfaction and disordered eating behaviors are significant public health concerns, especially among college-age women. Despite extensive research, the complex nature of disordered eating and its etiology has prevented a satisfactory predictive model from being developed and validated and has therefore hindered the development of effective prevention and intervention strategies. This study aimed to integrate four of the most common etiological theories into a model to predict disordered eating behaviors. Bivariate correlations and moderation analyses were conducted to determine the strength of relationships between variables and to determine whether a protective factor (i.e., self-compassion) moderates the effects of risk factors (i.e., media exposure, thin-ideal internalization, negative affect) on body dissatisfaction, drive for thinness, and bulimic behaviors. Results indicated that there were correlations between negative affect, thin-ideal internalization, and disordered eating behaviors. Contrary to hypotheses, media exposure had significant relationships with both bulimia and body dissatisfaction but was not significantly associated with thin-ideal internalization. Broadly, negative affect and thin-ideal internalization predicted disordered eating behaviors. Finally, self-compassion did not emerge as a consistent moderator of the relationship between the three risk factors and disordered eating behaviors – except with drive for thinness. Findings have potential implications for mental and physical healthcare interventions to reduce symptom experiences and increase well-being.
43

Negative affect, introversion and physiological markers of cardiovascular disease.

Martin, Luci A. 08 1900 (has links)
Cardiovascular risk factors have expanded to include personality and other psychological characteristics. Negative affect (NA) has a longstanding history in cardiovascular health, but the path by which NA leads to cardiovascular disease (CVD) is yet to be defined. The following study examined the relationship of high NA and low extroversion (EX) with physiological cardiovascular markers in a sample of non-medical, professional adults. Our results indicated that individuals high in NA and low in EX displayed a significantly lower platelet count and a significantly higher mean platelet volume. Individuals high in NA displayed a significantly lower cholesterol risk ratio, while individuals high in EX displayed significantly higher platelet counts. Personality was not significantly related to blood pressure, high or low density lipoproteins. Understanding the relationships among psychological variables and physiological markers will help clinical researchers design interventions that reduce the likelihood of CVD.
44

The Relationship Between Viewing ASMR Videos and Affect in College Students with Sensory Sensitivity

Baldwin, Emily Dawn 26 May 2020 (has links)
No description available.
45

Psykologin bakom miljöpåverkan : korttidsminnets effekt på konsumentbeteende / The psychology behind environmental impact : the effect of short-term memory on consumer behaviour

Hoxha, Berland, Johansson, Hanna January 2023 (has links)
Människor lämnar alla efter sig ett miljöavtryck när man inhandlar matvaror. Hur stort miljöavtryck man upplever att man lämnar efter sig är dock inte alltid korrekt. Syftet med studien var att undersöka om upplevelsen av en köprundas miljöavtryck påverkas särskilt av huruvida köprundan inleds med ett miljövänligt val eller avslutas med ett miljövänligt val. Detta för att få en bredare förståelse om kognitiva mekanismer som ligger till grund för miljörelaterat beteende. I denna kvantitativa studie så studerades psykologin i människors upplevelse av miljöpåverkan genom att undersöka hur miljömärkning påverkar upplevelsen av miljöavtryck från konsumentval. Studien undersökte ifall miljömärkta varor har större effekt på denna upplevelse om de märkta varorna inhandlas i början eller i slutet i en sekvens av inköp. Detta utfördes genom ett digitalt test som 32 deltagare (17 kvinnor, 15 män) vars ålder var mellan 22 och 63 år (M=32,31 år, SD=10,92) fick delta i och skattade sin miljöpåverkan som deltagarna tror att varorna hade under den fiktiva köprundan. Genom att undersöka ifall ordningen från första eller sista miljövalet har betydelse så får man en primacy eller en recency effekt. Denna studie indikerar på att under en köprunda när den avslutas med ett miljövänligt val så kommer människor uppleva att ens köprunda har lägre miljöavtryck i sin helhet. Studien visar alltså på en recency effekt samt duration neglect, däremot ingen primacy effekt. / Every single person who buys food products leave an environmental footprint. How big of an environmental footprint you feel you leave behind is not always accurate. The purpose of the study was to examine whether the experience of a shopping round's environmental footprint is particularly affected by whether the shopping round begins with an environmentally friendly choice or ends with an environmentally friendly choice. This is to gain a broader understanding of cognitive mechanisms which are the basis of environmental behaviour. In this quantitative study, the psychology of people's experience of environmental impact were studied by examining how environmental labelling affects the experience of environmental footprint from consumer choices. The study examines whether eco-labelled goods have a greater effect on this experience if the labelled goods are purchased at the beginning or at the end of a sequence of purchases. This is done through a digital test that 32 participants (17 women, 15 men) aged between 22 and 63 years (M=32,31 år, SD=10,92) can take part in where they estimate their environmental impact that the participants think the goods have had during the fictitious shopping round. By checking the order, if the first or last choice is important, you get a primacy or a recency effect. This study indicates that during a shopping spree when it ends with an environmentally friendly choice, people will experience that one's shopping spree has a lower environmental footprint as a whole. The study thus shows a recency effect and a duration neglect, but no primacy effect.
46

INVESTIGATING THE TIME-VARYING EFFECTS AND MEDIATION OF PHYSICAL ACTIVITY ON CRAVINGS, NEGATIVE AFFECT, AND DAILY SMOKING

Huffnagle, Nicholas, 0000-0001-6185-8260 January 2021 (has links)
Purpose: The purpose of this study was to investigate the effect physical activity has on an attempt to quit smoking, and whether this effect varies over time and/or is mediated by other variables. Previous research has demonstrated that cravings to smoke are associated with higher odds of relapse, and that the strength of this effect increases throughout a quit attempt. A bout of physical activity has also been shown to reduce cravings to smoke. We hypothesized that physical activity would have a time-varying effect on smoking mediated by cravings to smoke. Methods: The Wisconsin Smokers Health study was a randomized, placebo-controlled trial of five smoking cessation therapies. Each day, participants measured their steps with a pedometer and used their cell phone to complete Ecological Momentary Assessments of their cravings to smoke. We analyzed data from 7-days prior to a target quit day through 7-days following quit day. Participants were grouped by their daily step count and considered “less active” if they averaged less than 10,000 steps per day. Results: We found evidence among less physically active smokers that 1,000 additional steps per day on the first 1-3 days of a quit period is associated with a lower odds of smoking relapse on those days. This effect remained significant after including covariates in subsequent models, as well as both the effects of cravings and negative affect on smoking. We were also able to replicate the previous finding in this dataset that the effect of cravings to smoke on smoking odds increases during the first week post-quit day as time from quit day increases. Despite our finding that steps per day was associated with lower relapse among inactive smokers, and that inactive smokers had higher cravings and higher relapse rates, our study did not yield evidence for our mediation hypothesis that steps per day would associate with lower cravings to smoke. Conclusion: These findings could be used to tailor smoking cessation interventions to people at high risk of relapse and failure to successfully quit. A bout of 1,000 steps is roughly a 15-minute walk. Encouraging this kind of behavior when cravings are high could lead to successful quitting for less active smokers. Future cessation research with a focus on framing physical exercise as a protective tool against smoking relapse could be valuable for creating more efficient interventions. / Public Health
47

Stress Response in Individuals Diagnosed with Hoarding Disorder

Hamedani, Atayeh 11 1900 (has links)
Hoarding disorder (HD) is characterized by (a) the acquisition of and inability to discard a large number of possessions; (b) clutter that interferes with the use of appliances and general living areas in the home; and (c) clinically significant distress or impairment in functioning. Although previous studies have reported that individuals with HD exhibit emotional dysregulation when discarding personal items, this investigation is the first to examine the biological indices of distress. The current study aimed to examine whether individuals with HD differed from healthy controls in their psychological and biological responses to a general psychosocial stressor and to investigate whether individual differences in stress response relate to differences in symptom severity and impairment. Twenty-one individuals with HD and 22 healthy controls (CTLs) completed the Trier Social Stress Task and self-reported affect and salivary cortisol responses to the stressor were assessed. Individuals with HD did not significantly differ compared to CTLs in their salivary cortisol levels in relation to the stressor. However, individuals with HD significant-ly differed compared to CTLs in their subjective levels of distress in relation to the stressor. Contrary to our hypotheses, responses to stress were not significantly correlated with measures of symptom severity and impairment due to hoarding. The current findings indicate that individuals with HD exhibit a greater self-reported emotional response to a general stressor. The implications of these findings are discussed. / Thesis / Master of Science (MS)
48

Daily Survey of Negative Affect and Social Interactions in Young Adults with High Levels of Social Stress

Limon, Danica L. 11 August 2022 (has links)
Background: Few studies have focused on the contextual influences that impact negative affect (NA) and risk for mood disorders in young adults. Research using ecological momentary assessment (EMA) methods has shown that neurotypical adults with elevated social anxiety may be more sensitive to their social environment. To date, little is known about how types of social interactions impact autistic adults, who may show varying levels of social anxiety and social motivation. Aim: Our goal was to examine the heterogeneity in daily social experiences for autistic and socially anxious adults. Method: Using EMA surveys, we tracked daily self-reported face-to-face interactions and examined how these interactions influenced daily affect. We likewise examined how social anxiety (using the Liebowitz Social Anxiety Scale) and autism traits (using the Autism Spectrum Quotient) influenced day-to-day social experiences while controlling for potential covariates (age and biological sex). Participants consisted of 88 young adults who participated in a mental health longitudinal study. We used a multilevel model approach (MLM) to examine predictors of NA. Results: MLM analysis showed that a model with face-to-face interactions and social anxiety predictors best explained outcomes in NA. AQ scores, age, and sex covariates did not improve model fit. Social anxiety was a significant negative predictor of NA after controlling for face-to-face interaction. Conclusion: These findings highlight that autism traits do not predict NA after controlling for social anxiety, and that social anxiety interventions may improve overall moods by addressing types of interactions.
49

The impact of contextual factors on participation restriction of adults with or at risk of knee osteoarthritis

Vaughan, Mary Willcox 07 July 2016 (has links)
BACKGROUND: Knee osteoarthritis is a chronic disease that frequently results in pain, activity limitations and difficulties performing social and community activities. Despite the growing prevalence of arthritis and associated participation restrictions, few studies have measured the long-term impact of the environment and psychological factors on participation restriction in this population. METHODS: Participants from the Multicenter Osteoarthritis Study (MOST) self-reported participation at baseline, 30, 60, and 84 months using the Instrumental Role subscale of the Late Life Disability Index. For study 1, participants’ environmental features were assessed at baseline from the Home and Community Environment questionnaire administered in the MOST-Knee Pain & Disability study, an ancillary study of MOST. The relative risk of participation restriction at 60 months due to community mobility barriers and transportation facilitators was calculated using binomial regression, adjusting for covariates. For study 2, baseline levels of positive and negative affect were assessed with the Center for Epidemiological Studies Depression Scale. The relative risk of incident participation restriction over 84 months due to 1) low positive affect (vs. high positive affect), 2) high negative affect (vs. low negative affect), and 3) combinations of low/high positive and negative affect (vs. high positive affect/low negative affect) were calculated in separate analyses using binomial regression, adjusting for covariates. RESULTS: In study 1, 69 (27%) of the 322 participants developed participation restriction by 60 months. Participants reporting high community mobility barriers at baseline had 1.8 times the risk [95% CI: 1.24, 2.73] of participation restriction at 60 months, after adjusting for covariates, whereas the risk due to high transportation facilitators was not significant. In study 2, 470 participants (26%) had incident participation restriction over 7 years. The adjusted relative risks of incident participation restriction over 7 years across the three analyses were: 1) low positive affect (vs. high positive affect): RR: 1.2 [95% CI: 1.0, 1.4], 2) high negative affect (vs. low negative affect): RR: 1.5 [95% CI: 1.3, 1.7], 3) low positive affect and high negative affect (vs. high positive and low negative affect): RR: 1.8 [95% CI: 1.4, 2.1]. CONCLUSIONS: These studies highlight that people with knee osteoarthritis who have certain contextual features, such as environmental barriers or low positive and high negative affect, are at increased risk of participation restriction over time. / 2018-07-07T00:00:00Z
50

The Effects of Generational Stereotypes and Attribute Affirmation on the Collection of Audit Evidence

Kabutey, Monica 05 1900 (has links)
As the workplace has evolved over the past few years, several studies have documented perceived differences in personalities, values, and preferences between generations in the workplace, including in public accounting. In this study, I examine whether exposure to a negative preconceived belief about a staff auditor's generation (generational stereotype) influences the affective state of staff auditors and ultimately causes them to reduce the extent to which they communicate with a client manager to gather the necessary information to perform an audit adequately. I also investigate whether attribute affirmation from a work buddy helps elicit positive affect to mitigate the effects that exposure to negative generational stereotypes may have on audit evidence collection. I conducted a 2 x 2 experiment using graduate auditing students as a proxy for staff auditors. I find that general affect (i.e., mood) rather than interpersonal affect (i.e., likability), drives the negative effect of exposure to generational stereotypes on willingness to collect more audit evidence. I also find that high levels of negative mood can negatively impact participants' self-efficacy. I, however, failed to find evidence of a moderated mediation. The presence of an attribute affirmation results in an insignificant increase in positive affect. When staff auditors are exposed to a negative generational stereotype, attribute affirmation does not evoke enough positive affect to help auditors overcome the generational stereotype threat.

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