Kim, Young-Nam;Choi, Youn-Hee;Jeon, Hyun-Sun;Lim, Ji-Jun;Chung, Won-Gyun;Jang, Sun-Ok;Lee, Keung-Ho
The Journal of Korea Assosiation for Disability and Oral Health
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v.1
no.1
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pp.18-24
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2005
The purposes of this study were 1) to investigate the oral health problem of the disabled according to the handicapped types, 2) to collect the empirical data for developing and establishing the oral health policies for the handicapped, and 3) to find out the major obstacles against the dental services and oral health promotion. The handicapped subjects were collected by designed cluster sampling and interviewed with structured questionnaire in order to measure the oral health knowledge and behaviors. The subjects were attending the special schools and private or public welfare institutions for crippled disorder, encephalopathy disorder, mental retardation, visual disturbance, hearing defect, and developmental disorder. Oral examination was conducted by 13 trained dentists. 1,476 of handicapped people were finally surveyed. The results were as follows; The experiences of visiting dental office during the last one year in 18~64 year-old disabled people were 48.86% in crippled disorder, 52.50% in mental retardation, 58.24% in visual disturbance, 39.29% in hearing defect, respectively. To improve this challenging situation, we should find out the obstacles against the dental service and oral hygiene maintenance by the types of handicap, and develop the oral health policies which could support and advocate the Korean disabled.
The purpose of this paper is to examine the characteristics of consumption vision related to the apparel buying decision-making. They propose that consumers form mental images of future consumption situations and that these consumption visions influence their decision-making. Consumers can imagine themselves consuming apparel products and experiencing the consequences of this consumption. By imagining the likely outcomes, they are able to identify the salient characteristics of each alternative and develop beliefs about their outcomes. Also, they can experience affective reactions to the outcomes they imagines. In this way, they form the cognitive and affective basis for their preferences and construct several consumption visions in the apparel buying decision-making. A consumption vision is "a visual image of certain product-related behaviors and their consequences....(they consisted of concrete and vivid mental images that enable consumers to vicariously experience the self-relevant consequences of product use"(Walker & Olson, 1994). We conducted unstructured, depth interviews with 9 groups participating 48 students at universities located in Busan, based on the results of previous studies. The results show that consumption visions related to the apparel buying decision-making are characterized as self-image, reactions of others, affection and mood, visual imagine, and self-satisfaction. By constructing consumption visions based on the various perspectives, consumers are influenced in the apparel buying decision-making. Many subjects reported experiencing positive affect when imagining positive outcomes of product use. Other subjects mentioned using consumption visions for purely hedonic reasons. With no intention of purchasing apparel products, consumers may evoke consumption visions to escape from the daily life, to fantasize and daydream about pleasurable consumption situations, and to enhance the mood. That is, the consumption vision related to the apparel buying decision-making helps consumers anticipate an uncertain future and make the purchase of apparel products.
The previous studies showed that the visual imagery activated the occipital and posterior inferior temporal area of the brain, and the damage to the occipital cortex impaired the visual mental imagery. We studied current-source distribution of electroencephalography (EEG) to observe neuronal activity during imagery tennis playing. Eleven healthy volunteers were enrolled. All volunteers were right-handed males and novices for tennis playing. The mean age of them was 24.9 years. The EEGs were recorded on the scalp electrodes located according to the International 10~20 System. The number of electrodes was 25 channels including subtemporal electrodes. The EEG recording session was 13 min including 5 segments: resting-I, scenery-slide show, resting-II, watching tennis-game video, and imagery-tennis playing. The recoding durations were 3, 2, 3, 2, and 3 min respectively. Five 'artifact free 3-sec segments' were selected in each segment of 'imagery-tennis playing' and 'resting-II'. We did the frequency domain analysis with the EEG segments using a distributed model of current-source analysis. The statistical-nonparametric maps (SnPMs) were obtained between the segments of 'imagery-tennis playing' and the segments of 'resting-II' (p<0.01). The significant change of current-source density was observed only in alpha-2 frequency band (10~12 Hz). The current-sourcedensity was increased in the hippocampus, parahippocampus, and occipital fusiform gyrus in the right cerebral hemisphere (p<0.01). Imaginary-tennis playing may activate the hippocampal-occipital alpha networks of nondominant hemisphere.
Icon conveys symbolic information which they have become ubiquitous as main element of GUI. However, users often cannot intuitively understand its functional meanings. Icon has to be designed for users to easily understand functional meanings. In order to evaluate icon, the spreading activation model can be used to effectively understand the process of information retrieval. In asymmetric spreading activation model is that in the two nodes the degree of spreading activation is different according to direction. Thus, asymmetric spreading activation theory was performed evaluating the strength of association when users see visual image to associate their verbal meaning (visual image - verbal meaning pair) and users see verbal meaning to associate their visual image (verbal meaning - visual image pair). According to the direction, this study hypothesizes that the well-designed icons have symmetric relationship rather than asymmetric relationship between the two pairs. The strength of association is measured through the reaction time and the accuracy rate. In performing SAT (spreading activation test), the ten icons were selected as word processing software icons. After first SAT, newly designed icons were developed based on Korean mental model, and second SAT was conducted using them. The results showed that the accuracy rate of newly designed icon has been improved. Also there is significant difference of reaction time between current icons and newly designed icons. Well-designed icon is confirmed that the strength of association relationship arises symmetrically rather than asymmetrically between the two pairs. User centered icons could be designed by improving the strength of association between the two pairs. Asymmetric SAT evaluates the strength of the association between the visual image and the verbal meanings to contribute to the development of icon which it related to human's association structure.
The Journal of Korean society of community based occupational therapy
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v.2
no.1
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pp.49-63
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2012
Objective : The purpose of study was to verify the clinical effect of a Korean Computer-based cognitive rehabilitation program(called CoTras) for recovering the visual perception function and ADL in stroke. Methods : A CBCRT was applied to 14 Stoke patients who rehabilitation professional medical treatment hospital. All participant were evaluated with four standardized assessment tolls(Motor-Free Visual Perception Test; MVPT, Korean version of Mini-Mental State Examination; MMSE-K, Assesment of Motor and Process Skills: AMPS) before and after the planned computer based cognitive rehabilitation sessions. Results : A significant effect was confirmed (p<.05) from the CBCRT which visual perception function. By each entry comparative result, visual memory, figure ground, visual close, spatial relation, visual discrimination, were the order of treatment. Neither was found any significant effect in improving process skills from AMPS. Conclusion : These results indicate that CoTras have effects on improving visual perception and ADL performance in stroke patients. Will be able to present with the fundamental data CoTras will be able to contribute to increase visual perception function & ADL performance to the stroke patient who has visual perception dysfunction.
The Journal of the Society of Korean Medicine Diagnostics
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v.17
no.3
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pp.179-188
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2013
Objectives This study was designed to development the diagnosis indicators for the fatigue group without disease using analysis of questionnaire data. Methods The subjects were divided into three groups, the fatigue group with disease, the fatigue group without disease, non-fatigue group without disease. Thirteen kinds of questionnaire (Fatigue visual analogue scale, Fatigue severity scale, Pain visual analogue scale, Short-form McGill pain questionnaire score, Headache impact Test-6, Neck disability index, Oswestry low back pain disability questionnaire score, Blood stasis assessment scale, Physical activities questionnaire score, Beck depression inventory, Anger expression inventory score, Mood disability scale, Job stress scale) were carried out for the subjects. Results The results of this study are ; 1) The weight, the systolic and diastolic blood pressure were different among three groups. 2) Among nine questionnaires related to the physical or life conditions, the averages of eight questionnaires were not same one another. 3) Among four questionnaires related to the mental condition or autonomic nervous system, the averages of Beck depression inventory were not same one another. Conclusion The fatigue group without disease can be diagnosed through using the both the questionnaires related to the physical or life condition and the those related to the mental condition or autonomic nervous system.
Purpose : The purpose of this study is to analyze the factors affecting the mental health of students in the department of optometry by the gender and to provide differentiated help to student life and career guidance. Methods : Questionnaire for 132 students in the department of optometry in Chungcheong region was analyzed and mental health was compared and analyzed by the gender. In this study, a questionnaire by SCL-90-R was used, and all statistical information was statistically processed with a significance level of p<0.05 using SPSS 18.0 (SPSS 18.0 was used for processing statistical information with a significance level of p<0.05). Results : Students of the department of optometry presented mental health problems; somatization was 22.7%, psychasthenia was 28.3% and hostility was 12.8%. Depression and paranoia were 27.7% and 10.2% respectively, followed by interpersonal sensitivity, psychosis, phobia, and anxiety disorder with 14.7%, 10.4%, 5.9% and 17.4% respectively. Conclusion : About 28.7% of the students of the department of optometry students experienced somatization, psychasthenia or hostility due to negative mental health and female students ranked relatively higher in all variables than males. Therefore, it is judged that differentiated counseling and guidance in life will be needed for students based on their gender differences.
The purpose of this research was to determine whether multimodal cues in an online shopping environment could enhance tactile consumer mental imagery, purchase intentions, and attitudes towards an apparel product. One limitation of online retail is that consumers are unable to physically touch the items. However, as tactile information plays an important role in consumer decisions especially for apparel products, this study investigated the effects of multimodal cues on overcoming the lack of tactile stimuli. In experiment 1, to explore the product, the participants were randomly assigned to four conditions; picture only, video without sound, video with corresponding sound, and video with discordant sound; after which tactile mental imagery vividness, ease of imagination, attitude, and purchase intentions were measured. It was found that the video with discordant sound had the lowest average scores of all dependent variables. A within-participants design was used in experiment 2, in which all participants explored the same product in the four conditions in a random order. They were told that they were visiting four different brands on a price comparison web site. After the same variables as in experiment 1, including the need for touch, were measured, the repeated measures ANCOVA results revealed that compared to the other conditions, the video with the corresponding sound significantly enhanced tactile mental imagery vividness, attitude, and purchase intentions. However, the discordant condition had significantly lower attitudes and purchase intentions. The dual mediation analysis also revealed that the multimodal cue conditions significantly predicted attitudes and purchase intentions by sequentially mediating the imagery vividness and ease of imagination. In sum, vivid tactile mental imagery triggered using audio-visual stimuli could have a positive effect on consumer decision making by making it easier to imagine a situation where consumers could touch and use the product.
Subjective mental workload assessment technique becomes a standard human factors and human-machine interface evaluation tool for the evaluation of ITS(Intelligent Transport Systems)-oriented information systems as well as the drivers visual activity analysis, physiological indices(GSR, EEG, ECG, etc.), secondary task performance, reaction time. vehicle control parameters(speed, steering behavior, accelerator control) that are widely applied for transportation and vehicle systems to evaluate the safety, to decide the system or design alternatives, and to establish the design guidelines. This paper reviewed and compared the most globally employed four mental workload assessment techniques that have been designed for the use of various human-machine systems and ITS-oriented in-vehicle information systems. NASA-TLX(National Aeronautics and Space Administration-Task Load Index). SWAT(Subjective Workload Assessment Technique), MCH(Modified Cooper-Harper) scale, and recently developed RNASA-TLX(Revision of NASA-TH) were compared in terms of sensitivity and subjective evaluations to derive the human-machine interface evaluation guidelines for the application of ITS-oriented in-vehicle information systems. Then, experiment results supported that RNASA-TLX is the prospective tool for the mental workload assessment of ITS-oriented in-vehicle information systems.
Purpose: The purpose of this study was to compare health promoting behavior between working and non-working mothers with infants and toddlers, and to investigate factors affecting the mothers'health promoting behavior. Methods: This descriptive study was conducted through conveniently sampled 403 women who visited the child health clinics at two public health centers. The questionnaire included the Health Promoting Life Style Profile (HPLP) and a visual analogue scale for subjective health status. ANCOVA, one-way ANOVA, correlation analysis, and stepwise multiple regression were conducted using SPSS ver. 21. Results: Working mothers' average HPLP score ($2.30{\pm}0.37$) was higher than non-working mother's ($2.15{\pm}0.37$). The score of the physical activity subscale was lowest among the subscales and there was a difference between the two groups. Subjective mental health status was the only predictor of working mothers'health promoting behavior, and it explained 23.2% of variance in health promoting behavior. Subjective mental health status, education, and age were the predictors of non-working mothers' health promoting behavior and they explained 27.2% of variance in health promoting behavior. Conclusion: According to the findings, both working and non-working mothers' health promoting behaviors were low. To promote mothers' health, it is necessary to develop diverse community health promotion programs to support mothers.
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