• Title/Summary/Keyword: Test-Retest

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Validation of Korean Version of the Social Appearance Anxiety Scale (한국판 사회적 외모불안 척도(Korean Version of the Social Appearance Anxiety Scale, K-SAAS) 타당화)

  • Minji Lee;Mirihae Kim;Jung-Ho Kim
    • Anxiety and mood
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    • v.19 no.1
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    • pp.1-9
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    • 2023
  • Objective : To translate and adapt the Social Appearance Anxiety Scale into Korean and validate the Korean version of the social appearance anxiety scale, which measures the fear and anxiety about being negatively evaluated by others based on one's overall appearance, including body shape. Methods : For item translation and adaptation, six bilingual translators participated in the process of forward-adaptation and back-adaptation. Data were collected from undergraduate students. The sample size is 105 for Study 1 and 212 for Study 2. Classical item discrimination and difficulty analyses, exploratory factor analysis (EFA), confirmatory factor analysis (CFA), and reliability analysis were performed. Results : A unidimensional structure was found with a high internal consistency (Cronbach's α=0.95) and a high test-retest reliability (r=0.918). In addition, the concurrent validity was examined by correlations of the scale and several other scales measuring constructs related to social appearance anxiety. Conclusion : K-SAAS appears to be a reliable and valid scale for screening and assessing social appearance anxiety.

Development and Validation of an Instrument to Measure the Job Satisfaction of Perioperative Nurses (수술실 간호사의 직무 만족도 측정 도구 개발 연구)

  • Yoon, Ke Sook;Park, Sung Ae
    • Journal of Korean Clinical Nursing Research
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    • v.15 no.1
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    • pp.93-106
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    • 2009
  • Purpose: The purpose of this study was to develop a valid and reliable instrument to explore and measure job satisfaction as perceived by perioperative nurses, specifically from the perspective of contemporary perioperative nursing in Korea. Method: Items (69) were developed from the responses to two open-ended questions by 168 perioperative nurses in one teaching hospital; (a) reasons that make work enjoyable, (b) reasons that make work unpleasant. Finally 55 items were selected, excluding items with lower correlation with the total scale. The instrument was completed by 885 perioperative nurses from 89 different hospitals nationwide who were attending the annual conference of the Korean Association Operating Room Nurses (KAORN), yielding a response rate of 95.6%. Results: Ten factors were extracted by factor analysis, which explained 60.0% of the total variance; Reliability and internal consistency were established (Cronbach's alpha=.95). A smaller sample of 39 perioperative nurses completed the instrument on two occasions, with a 2-week interval between. Mean scores were computed and two sets of scores were analyzed by Weighted Kappa (W-Kappa=0.680, p=.029). Conclusion: This instrument is a concise, highly practical and flexible tool, which can be used for the perioperative nurse in a wide range of hospital settings.

Development and Validation of a Dignity in Care Scale of Terminally Ill Patients for Nurses (간호사를 위한 말기 환자 존엄간호 측정도구 개발)

  • Ahn, Yun Sil;Oh, Pok Ja
    • Journal of Korean Academy of Nursing
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    • v.53 no.3
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    • pp.340-358
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    • 2023
  • Purpose: This study aimed to develop an instrument to showcase Dignity in Care of Terminally Ill Patients for Nurses and to examine its validity and reliability. Methods: A total of 58 preliminary items on dignity in care of terminally ill patients for nurses were selected using content validity analysis and expert opinions on 97 candidate items derived through a literature review and qualitative focus group interviews. Questionnaires were administered to 502 nurses caring for terminally ill cancer patients at hospice and palliative care institutions. The data were analyzed using item analysis, exploratory and confirmatory factor analysis, convergent and discriminant validity, and Pearson correlation for criterion validity, reliability was tested using Cronbach's alpha. Results: The final instrument consisted of 25 items, with four factors identified through confirmatory factor analysis. Four factors-ethical values and moral attitudes, interaction-based communication, maintaining comfort, professional insight and competence-accounted for 61.8% of the total variance. Cronbach's α for total items was .96, and test-retest reliability of intraclass correlation coefficient was .90. Conclusion: Since its validity and reliability have been verified through various methods, the Dignity in Care Scale of Terminally Ill Patients for Nurses can be used for develop nursing interventions and improve dignity in care of terminally ill patients.

Development and Psychometric Evaluation of the Job Meaning Scale for Nutrition Teachers (영양교사 직무의미척도의 개발과 타당화 연구)

  • Sun-Jeung Jang;Young-Jin Lim
    • Journal of the Korean Dietetic Association
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    • v.30 no.1
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    • pp.1-10
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    • 2024
  • The purpose of this study was to verify the reliability and validity of the Job Meaning Scale for Nutrition Teachers (JMS-NT). The JMS-NT, the Nutrition Teacher Job Satisfaction Scale (NTJSS), and the Meaning in Life Questionnaire (MLQ) were administered to 180 nutrition teachers (female: 180, male: 0). The results showed that the JMS-NT had a three-factor structure in exploratory factor analysis. In addition, the test-retest reliability for all three factors of the JMS-NT was in the range of 0.69 to 0.85, and the internal consistency was in the range of 0.92 to 0.94, showing that they met the standards. The results of conducting Pearson correlation analyses between the JMS-NT and validity indicators such as the NTJSS and the MLQ were statistically significant, confirming the criterion validity of the scale. The above results show that the JMS-NT is a reliable and valid tool to measure the three factors of the job meaning of the nutrition teachers. Finally, the theoretical and practical significance, limitations, and future research tasks of the study were discussed.

DEVELOPMENT OF THE KOREAN FORM OF MORAL DEVELOPMENT INVENTORY FOR ADOLESCENTS (한국판 청소년용 도덕발달수준 평가도구의 개발)

  • Shin, Jee-Yong;Cho, Soo-Churl
    • Journal of the Korean Academy of Child and Adolescent Psychiatry
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    • v.8 no.2
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    • pp.183-198
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    • 1997
  • Objects:This study was carried out to develop the Korean form of Moral Development Inventory for Adolescents designed to assess the principled morality in adolescents. And the auther also intended to find the demographic variables that influence the moral development. Methods:The Korean form inventory was applied to 507 middle and high school adolescents, and retest was done in 42 second year middle school adolescents with 3 weeks interval. Together this inventory, short form of Rest moral development which had been proved its reliability and validity, were administered to the all subjects for concurrent validity. And then the author examined whether this inventory discriminates between conduct disorder patients, psychiatric controls and normal controls in the level of moral development. Results:Test-retest reliability and internal consistency were very satisfactory. Concurrent validity with this inventory was also high level. And conduct disorder patients were scored significant lower than psychiatric and normal controls in the level of principled morality. The mean PM scores did not show significant difference according to the variables such as sex, birth order and religion. But there was significant difference according to the educational level of mother and places. Conclusions:These results indicate that the Korean form of Moral Development Inventory is a reliable and valid rating inventory to assess the moral development level in Korean adolescents.

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The Evaluation of the Korean Advance Directives (K-AD) (한국형 사전의료의향서 평가)

  • Kim, KiSook;Kim, Shinmi;Hong, Sunwoo;Kim, JinShil
    • Journal of Hospice and Palliative Care
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    • v.19 no.2
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    • pp.109-118
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    • 2016
  • The purpose of this study was to evaluate Korean advance directives (K-AD) by examining the degree of adults' acceptance and reliability of the directive itself. Methods: Survey was performed with 181 adults aged 20 or older who were recruited from three regions. A questionnaire used to examine the participants' acceptance of their K-AD in terms of visual analogue scale score of complexity, difficulty, necessity, satisfaction, recommendation. Then, a retest was carried out by asking participants to write up a K-AD again to confirm the reliability of the directives. Results: On a scale of 100, the average acceptance score was 70 or above, which represents rather high level of acceptance in all five categories. The test-retest reliability kappa values ranged from 0.592 to 0.950, and the conformity degree was moderate or high. Regarding K-AD components such as values, treatment preference, proxy appointment, differences among age groups were observed in each component. Conclusion: The results of this study suggest that K-AD is a feasible instrument to analyze its acceptability and reliability for adult population. K-AD could be utilized to help people make their own decision on their end-of-life care. Further studies are needed to confirm this study results and promote widespread use of K-AD.

DEVELOPMENT OF THE KOREAN FORM OF LEYTON OBSESSIONAL INVENTORY-CHILD VERSION(LOI-CV) (한국판 아동용 Leyton 강박증 척도의 개발)

  • Lee, Jeong-Seop;Shin, Min-Sup;Hong, Kang-E
    • Journal of the Korean Academy of Child and Adolescent Psychiatry
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    • v.5 no.1
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    • pp.162-171
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    • 1994
  • Objects : This study was carried out to develop the Korean form of Leyton Obsessional Inventory-Child Version(LOI-CV) designed to assess the obsessive compulsive symptoms in children and adolescents. The LOI-CV was modified into a paper-and-pencil form in order to administer it to group. Methods : We applied the Korean form LOI-CV to 127 elementary, middle and high school children, and retest it to 82 children with 3 weeks interval. Together with LOI-CV, Korean form of SCL-90-R which had been proved its reliability and validity, were administered to the all subjects for examining of concurrent validity. And then we examined whether this scale discriminates between obsessive patients, psychiatric controls and normal controls in the level of obsessive symptoms. Results : Test-retest reliability, internal consistency were very satisfactory. Concurrent validity with SCL-90-R was moderate level. And obsessive patients was scored significantly higher than psychiatric and normal controls in the level of obsessive symptoms. In factor analysis, items are clustered to 5 factors. In the global obsessive symptom, obsessive scores of female elimentary school students were higher than that of male students. Conclusions : These results indicate that the Korean form of LOI-CV is reliable and valid self-rating scale to assess the obsessive-compulsive symptoms in Korean children and adolescents. Author suggests that future research is needed for Korean version standardization study in normal and clinic-refered population.

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A Short form of the Gray-Wheelwright Test (단축형 그레이-휠라이트 검사)

  • Ju-Kab Lee;Sung-Hyun Kim;Yong-Wook Shin
    • Sim-seong Yeon-gu
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    • v.33 no.1
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    • pp.61-80
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    • 2018
  • We investigated whether the 81 items of the Gray-Wheelwright test correctly measure the concept of Jung's typology and aimed to refine the test. Participants (n=431) completed the Gray-Wheelwright test, and the results were analyzed using factor analysis with the varimax rotation and the maximum likelihood extraction method. A pair of opposing attitudes, introversion/extroversion, or one of the two pairs of opposing functional types, thinking/feeling or intuition/sensation, was labeled to the extracted factor according to the majority type of the items in the factor. The minority items or items not included in any factors were excluded from making a short form of the Gray-Wheelwright test with 45 items. We used intraclass correlation (ICC) coefficient and Cronbach's alpha for the test-retest reliability and internal consistency of the test, respectively. The newly developed short form of the Gray-Wheelwright test measured the Jung's personality types well, which was comparable to the original one while reducing time and effort required for the testing.

Development of Dual-task Based Cognitive Function Screening Test for the Elderly (이중과제를 활용한 노인인지기능 선별검사 개발)

  • Kwak, Ho-Soung;Yoo, Eun-Young;Park, Hae Yean;Lee, Seo-Hyun;Han, Dae-Sung;Park, Ji-Hyuk
    • Therapeutic Science for Rehabilitation
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    • v.9 no.4
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    • pp.69-81
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    • 2020
  • Objective : The purpose of this study was to develop a Yonsei dual task cognitive screening test (Y-DuCog) for the elderly. Methods : The reliability and validity test of Y-DuCog (Yonsei Dual Task Cognitive Screening Test) was developed by 229 elderly people aged over 60 years from community organizations at Gyeonggi-do and Chungcheong-do from May 2019 to August 2019. In addition, the criteria for classifying elderly with cognitive impairment were presented. Results : The correlation analysis between MMSE-K, MoCA-K and Y-DuCog were a correlation between the DTE and CRR of Y-DuCog. As a result of internal consistency, Cronbach's-α values of DTE and CRR showed .848 (p<.01) and .916 (p<.01), respectively. The test-retest reliability was high. The screening point showed 88.7% sensitivity and 83.5% specificity at 31.76 seconds in total DTE, and 84.5% sensitivity and 76.6% specificity at 0.38 in total dual-task CRR. Conclusion : This study verified the reliability and validity of Y-DuCog. It was found that the level of education was not a barrier to the undertaking of this test. Furthermore, the test could be performed easily and quickly. It is also expected to be used to evaluate the effectiveness of cognitive function assessment and intervention methods in the elderly.

A Study of stability in ratings for clothing styles (의복스타일에 따른 평가의 재현성 차이에 관한 연구)

  • 유경숙
    • Journal of the Korean Society of Clothing and Textiles
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    • v.27 no.8
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    • pp.924-934
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    • 2003
  • The aim of the present study was to measure intra-individual consistency in clothing style evaluation and to examine its relation to the ratings. For this study, a pilot test was conducted to 50 clothing majored university students to explore the stimulus of‘cute’,‘casual’,‘sexy’,‘elegant’,‘intelligent’,‘formal’,‘romantic’,‘individual’,‘refined’for the 9 each image styles from the 32 spring wears in fashion magazine$\boxDr$FARBE$\boxUl$(March, 2000). On the basis of the preliminary survey, the question items explored the 15 pairs of bipolar adjectives as seven-point Likert type. The main survey was preceded 94 female and 111 men of university students from March 13 to 24 in 2000, twice for 7-days interval. As a result of analyzing of correlation coefficients between the two ratings for each subjects, intra-individual consistency in the evaluation, ranged from -.11 to .87 and mean coefficient was .64 of female and .20 to .76 and mean coefficient was .57 of male. Female had higher intra-individual consistency in the evaluation than male. Based on the coefficients, the subjects were classified into three groups: high, medium, and low intra-individual consistency. Analysis of variance of mean ratings by the three groups revealed that significant difference existed in 42% of female and 25% of male in 135 combinations of 9 clothing and 15 semantic differential scales. There was an apparent tendency that subjects of female with high intra-individual consistency were mostly definitely to evaluate clothing, whereas the ones with low were least. But male shows opposit trend compare to each groups of female. The result of this study, it was found that female rated higher intra-individual consistency and definition in the two times evaluations than male and among the semantic differential scales'consistency differ depending on style and gender. It is believed that the result of this study is helpful clothing image evaluation, and clothing image selection tendency.