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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.
1

"Snart går det över!" En studie om missmatch mellan psykologisk risk och återhämtningsförväntningar bland patienter med ländryggsmärta / "It will soon be over!" A study of mismatch between psychological risk and recovery expectations among patients with low back pain

Andersson, Jenny, Gustafsson, Karin January 2014 (has links)
No description available.
2

Understanding Graduate Employability - Fit with the Company : The Employer Perspective / Nyexaminerades anställningsbarhet - anpassad med företaget : Arbetsgivarperspektivet

Farouq, Arshad, Adilovic, Senudin January 2014 (has links)
Today, there is a mismatch between business graduates and employers in the labor market, interms of fit. Much of this mismatch is due to a lack of understanding of the needs of individualemployers. Previous research has not taken into consideration contextual and individualdifferences, which significantly affects what employers want. Hence, in order to understand theemployability of business graduates, one has to recognize the diversity in employer needs,which entails studying the role of organizational identity in employer requirements. The purpose of this research was to get a more comprehensive understanding of how individualemployers in Sweden experience different aspects of Graduate Employability. The dissertationfurther builds on significant research on Graduate Employability, thus making it a study ofdeductive nature. In order to increase the understanding of Graduate Employability, we optedfor an exploratory and qualitative approach. With the use of interviews, we were able to collectin-depth empirical data that were based on real-life experiences and working environments offive individual employers. Our findings illustrated Graduate Employability from a more practical perspective, thusoffering a more nuanced understanding of what employers expect and want from businessgraduates. Not only did we illuminate the concept of Graduate Employability, but we alsohighlighted the importance getting to know the employers and their needs. The contribution of this thesis will help aspiring business graduates to improve theiremployability, but the findings also have implications for higher education institutions andemployers alike.
3

EEG and fMRI studies of the effects of stimulus properties on the control of attention

Mugruza Vassallo, Carlos Andrés January 2015 (has links)
In this dissertation the effects of variations in stimulus properties and CTOA, in auditory attention tasks were explored using recently developed approaches to EEG analysis including LIMO. The last experiment was structured using information theory, designing an effective experiment. Four studies were carried out using a number parity decision task, that employed different combinations of cueing Tone (T), Novel (N) and the Goal (G) stimuli. In the first EEG study, contrary to previous findings (Polich 2002, 2007) in control participants, no correlation between the time of a novel condition to the next novel condition and P300 amplitude was found. Therefore single trial across-subject averaging of participants’ data revealed significant correlations (r > .3) of stimulus properties (such as probability, frequency, amplitude and duration) on P300, and even r > .5 was found when N was an environmental sound in schizophrenic patients. In the second EEG study, simultaneously with fMRI recordings, the participants that showed significant behavioural distraction evoked brain activations and differences in both hemispheres (similar to Corbetta, 2002, 2008) while the participants, as a whole, produced significant activations mainly in left cortical and subcortical regions. A context analysis was run in distracted participants contrasting the trials immediately prior to the G trials, resulting in different prefrontal activations, which was consistent with studies of prefrontal control of visual attention (Koechlin 2003, 2007). In the third EEG study, the distractor noise type was manipulated (white vs environmental sounds) as well as presence or absence of scanner background noise in a blocked design. Results showed consistent P300, MMN and RON due to environmental noise. In addition, using time constants found in MEG results (Lu, Williamson & Kaufman, 1992) and adding the CTOA to the analysis, an information theory framework was calculated. After the simulation of the information of the experiment, a saddle indentation in the curve of the information measure based on the states of the incoming signal at around 300 ms CTOA was found. This saddle indentation was evident in more than 60 novel trials. In the fourth study, the CTOA and stimulus properties were manipulated in a parametric experiment. Based on the three studies, reducing complexity if the task (first study), using more than 60 stimuli in the novel conditions (third study). The CTOA randomly varying between 250 ms or 500 ms. Thirty-eight ANCOVA with 2 categorical and 1 continuous regressors were conducted and determined which time and channels elicited reliably signatures (p <.05) in the whole participants at short CTOA. Results revealed differences for the waveforms of current condition by depending on which condition appeared previously as well in terms of frequency and duration in scalp frontal electrodes (such as the second study). These results were interpreted as a consequence of switching between modes of attention and alerting states which resulted in the activation of frontal areas. Moreover, contextual analyses showed that systematic manipulation of stimulus properties allowed the visualization of the relationships between CTOA, executive function and orienting of attention.

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