• Title/Summary/Keyword: Test-Retest

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A Preliminary Study on the Korean Version of Quality of Life-Alzheimer's Disease (QOL-AD) Scale in Community-dwelling Elderly with Dementia (지역사회 거주 치매환자에서 한국판 삶의 질 -알쯔하이머병 척도 개발을 위한 예비연구)

  • Shin, Hee-Young
    • Journal of Preventive Medicine and Public Health
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    • v.39 no.3
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    • pp.243-248
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    • 2006
  • Objectives: The Quality of Life-Alzheimer's Disease (QOL-AD) scale is a reliable and valid tool for assessing the quality of life (QOL) in the elderly with dementia. This study aimed to develop the Korean version of Quality of Life-Alzheimer's Disease (KQOL-AD) scale for the demented elderly living in the community. Methods: KQOL-AD was administered to two groups: 24 demented elderly and 72 cognitively impaired elderly with no dementia (CIND) who were living in the community Each elderly person and their caregiver rated the elderly QOL. The Korean version of mini-mental state examination (MMSE-K), the clinical dementia rating (CDR), the activities of daily living (ADL), and the neuropsychiatric inventory (NPI) were also assessed. The reliability and validity of the KQOL-AD were examined. Results: In the dementia group, the internal consistency (Cronbach's $\alpha$), the split half and the test-retest reliabilities of the KQOL-AD were excellent. Scores on the KQOL-AD were significantly correlated with the scores of the NPI, but they were not significantly correlated with scores of the MMSE-K, CDR and ADL. In addition, the CIND group showed similar results to the dementia group. Conclusions: KQOL-AD might be a reliable and valid instrument for assessing QOL in the elderly with dementia It could be used as an important outcome measure for research on the demented elderly.

Patients' Experiences of Sensations After Breast Cancer Surgery in Korean Women (유방암 수술 환자의 감각 변화에 대한 연구)

  • Jeong, Young-Hee;Kim, Dal-Sook
    • Asian Oncology Nursing
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    • v.9 no.2
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    • pp.145-154
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    • 2009
  • Purpose: The purpose of this study was to obtain information about the experiences of sensations after breast cancer surgery characterized by prevalence, frequency, and severity, distresses, and disturbances in ADL using the BSAS (Breast Sensation Assessment Scale) and to develop the standardized Korean BSAS. Methods: Thirty two women from 3 to 100 days after breast cancer surgery (BCS) completed Roberta's BSAS. The 18 sensations of BSAS were translated using the references of Lee's Korean Pain Rating Scale and English-English, English-Korean dictionaries and the consultation from two native Americans, one bilingual permanent resident of the States, and one nursing professor. The Korean-translated BSAS has high reliability in test-retest. Likert type 4-point scale and 100 mm VAS were used for assessment. Results: Certain sensations remained prevalent (tender, pull, pain), frequent (numb, nag, throb), severe (throb, shoot, numb), causing distress (throb, penetrate, shoot), and influencing on ADL (throb, penetrate, nag). The most frequently experienced sensation other than BSAS was itching. There was little difference in the prevalence of symptom experiences between sentinel lymph node biopsy and axillary lymph node dissection. Conclusion: The women after BCS are suffering from neuropathic sensations. The Korean- translated BSAS could be used in effectively assessing breast sensations after BCS in Korean women.

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The Usefulness of Quadriceps Exercise for Improvement of Knee Extensor Muscular Function after Cruciate Ligament Reconstruction (십자인대 재건술 후 슬관절 신전근의 근기능 향상을 위한 대퇴사두근 운동의 유용성)

  • Jang, Kyung-Mo;Seo, Dong-Ick;Seo, Kyung-Mook;Kim, Don-Kyu
    • Journal of Korean Physical Therapy Science
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    • v.16 no.3
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    • pp.29-34
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    • 2009
  • Background: The purpose of this study was to investigate the usefulness of quadriceps exercise for improvement of knee extensor muscular function after cruciate ligament reconstruction. Methods: Participate in 18 of patients with cruciate ligament reconstruction, ACL & PCL reconstruction was 9 of patients, respectively. All subjects instructed that quadriceps exercise repeated daily, composed to QSE(quadriceps femoris setting exercise) and SLR(straight leg raises). Knee extensor muscular function was measured before and after quadriceps exercise. Initial test was measured before cruciate ligament reconstruction, and retest was measured 6month after cruciate ligament reconstruction. Results: Knee extensor muscular function significantly increased in both ACL and PCL reconstruction(P<0.05). Conclusion: The results of this study indicated that quadriceps exercise useful for improve knee extensor muscular function in patients with cruciate ligament reconstruction.

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Developing Standards for Measuring Consumption Style and Analysis of Characteristics (소비스타일 척도개발 및 특성분석)

  • Chang, Hyun-Sun;Kim, Kee-Ok
    • Journal of Families and Better Life
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    • v.27 no.2
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    • pp.11-28
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    • 2009
  • This study is intended to make a tool which can identify how consumers consume by presenting a concept of "consumption style" and by developing the scale to measure it. In order to study the scope and meaning of consumption for modern consumers, "the meaning of consumption" was theoretically considered. Based on it, the concept and perspective of 'consumption style'was formed and then the scale for measuring it was developed. To develop the scale, the scale was formed by extracting questions through a literature survey, and verifying validity through experts' opinion. Then, the final scale was developed by conducting a questionnaire survey for consumers. A preliminary 150- item scale was developed through a literature review. 1000 consumers responded to an online survey using the preliminary scale. This research was made with the intention of not only supplying the academic data on the consumer's "consumption style" but also understanding the consumer's basic behavior patterns. Then A series of tests, such as test-retest, item-to-total correlation, Cronbach's reliability coefficient and factor analysis, were conducted using the survey data. The final scale with 68-items was constructed in the end. The "consumption style" Scale for Consumers consisted of 4 factors.

Reliability and Validity of the Early Trauma Inventory Self Report-Short Form among Korean Adolescents

  • Park, Subin
    • Journal of the Korean Academy of Child and Adolescent Psychiatry
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    • v.29 no.1
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    • pp.2-6
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    • 2018
  • Objectives: Experiencing early childhood trauma is related to multiple psychiatric problems in adolescents and adulthood. This study aimed to examine the reliability and validity of the Korean version of the Early Trauma Inventory Self Report-Short Form (ETISR-SF) among Korean adolescents. Methods: A total of 86 adolescents aged 12-17 years (mean age $14.50{\pm}1.35years$, range 12-17) were assessed using the ETISR-SF. Other instruments, including the Children's Depression Inventory (CDI), the revised Children's Manifest Anxiety Scale (RCMAS), and the List of Threatening Experiences Questionnaire (LTE-Q), were used to assess clinical symptoms. After 2 months, 51 of the 86 participants were evaluated using the ETISR-SF to assess test-retest reliability. Results: The Cronbach's coefficient alpha for the ETISR-SF was high (0.803). Adolescents with depressive disorder showed higher ETISR-SF scores compared to healthy controls. The ETISR-SF scores were correlated higher with the scores on the LTE-Q (r=0.485) than with the scores on the CDI or RCMAS (r=0.165 and 0.347, respectively). Conclusion: The ETISR-SF was temporally stable, showing acceptable reliability (r=0.776). These findings suggest that the Korean version of the ETISR-SF appears to be a reliable and valid instrument for the measurement of reported childhood trauma.

Validity and Reliability of an Inertial Measurement Unit-Based 3D Angular Measurement of Shoulder Joint Motion

  • Yoon, Tae-Lim
    • The Journal of Korean Physical Therapy
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    • v.29 no.3
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    • pp.145-151
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    • 2017
  • Purpose: The purpose of this study was to investigate the validity and reliability of the measurement of shoulder joint motions using an inertial measurement unit (IMU). Methods: For this study, 33 participants (32 females and 1 male) were recruited. The subjects were passively positioned with the shoulder placed at specific angles using a goniometer (shoulder flexion $0^{\circ}-170^{\circ}$, abduction $0^{\circ}-170^{\circ}$, external rotation $0^{\circ}-90^{\circ}$, and internal rotation $0^{\circ}-60^{\circ}$ angles). Kinematic data on the shoulder joints were simultaneously obtained using IMU three-dimensional (3D) angular measurement (MyoMotion) and photographic measurement. Test-retest reliability and concurrent validity were examined. Results: The MyoMotion system provided good to very good relative reliability with small standard error of measurement (SEM) and minimal detectable change (MDC) values from all three planes. It also presented acceptable validity, except for some of shoulder flexion, shoulder external rotation, and shoulder abduction. There was a trend for the shoulder joint measurements to be underestimated using the IMU 3D angular measurement system compared to the goniometer and photo methods in all planes. Conclusion: The IMU 3D angular measurement provided a reliable measurement and presented acceptable validity. However, it showed relatively low accuracy in some shoulder positions. Therefore, using the MyoMotion measurement system to assess shoulder joint angles would be recommended only with careful consideration and supervision in all situations.

Development of Korean the Version of the Developmental Coordination Disorder Questionnaire (DCDQ-K)

  • Ko, JooYeon;Lee, WanHee;Woon, JungJee;Kim, YoungA
    • The Journal of Korean Physical Therapy
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    • v.32 no.1
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    • pp.44-51
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    • 2020
  • Purpose: This study translated the developmental coordination disorder questionnaire'07 (DCDQ'07) into Korean and investigated the psychometric properties of the Korean DCDQ (DCDQ-K) using validation processes. Methods: The subjects were 300 parents with typically developing children aged 5-15 years (162 girls and 138 boys, mean age 9.24 years, SD 2.59) across the country. To develop the Korean DCDQ, a forward-backward-original author feedback-panel meeting-pilot study with parents was done. The internal consistency, test-retest reliability performed two weeks apart, content validity, discriminative validity, convergent validity, and constructive validity were examined with the pre-version of the DCDQ-K. Results: Approximately 15.33% of the subjects were probably shown DCD using DCDQ-K. Significant differences in age and province were observed in the DCDQ-K total score. The reliabilities and validities were good in the DCDQ-K. Conclusion: The DCDQ-K is a reasonable screening tool for DCD children.

Validity, Reliability and Efficiency of Pain Self-report Scale in Elderly with Dementia (치매노인의 통증사정에 대한 자가보고 도구의 타당도, 신뢰도 및 효율성 검증)

  • Ryoo, Eon-Na;Park, Kyung-Sook
    • Korean Journal of Adult Nursing
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    • v.23 no.2
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    • pp.111-122
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    • 2011
  • Purpose: The aim on this study was to establish the validity, reliability and efficiency of a Pain Self-Report Scale for elderly with dementia and compare these results with an observational pain rating scale. Methods: Study subjects were 136 elderly with dementia who were residents in a nursing home, geriatric hospital, or day care center. The subject's pain was measured by five self-report scales and observational scale. DS-DAT (discomfort scale-dementia of the Alzheimer's type) was used for pain behavior observational measure. Cognitive state was assessed using the MMSE (Mini-Mental State Examination). Results: Observational rating correlated moderately with self-report (r=.225~.585, p<.05) and tended to underestimate pain intensity. Test-retest reliability was high for all five self-report scales, and the correlation between these scales was very strong (r=.735~.856, p<.05). Comprehension rate of VDS (verbal descriptor scale) was 88.3%, and NRS (numeric rating scale) 69.9%, FPS (face pain scale) 66.9%, HVAS (horizontal visual analog scale) and VVAS (vertical visual analog scale) 65.4%. Conclusion: Nurses should not apply observational scales routinely in demented patients as many of these are capable of reporting their own pain. Self-report, the highest standard of pain measurement can be reliably performed in a large proportion of demented elderly.

The Validity and Reliability of the Korean Version of the General Health Questionnaire : KGHQ-20 & KGHQ-30 (한국판 일반정신건강척도(KGHQ)의 개발에 관한 연구 I : KGHQ-20과 KGHQ-30을 중심으로)

  • Shin, Sun-In
    • Korean Journal of Social Welfare
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    • v.46
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    • pp.210-235
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    • 2001
  • This study purposed to standardize the Korean versions of the General Health Questionnaire, especially KGHQ-20 and KGHQ-30, through the evaluation of their reliability and validity. The two KGHQs, along with several other scales that measure psychological symptoms, were administered to 916 students and 102 chronically mentally ill patients at mental health hospitals in Korea. Both of the KGHQs were found to have high reliability based on test-retest correlation coefficients, internal consistency (Chronbach's ${\alpha}$) as scales, and item-total correlations for most of the items. The two KGHQ scores were shown to have high validity based on three methods of analysis; first, both KGHQ scores had highly significant correlations with most of other measures for psychopathology, such as SCL-90, CES-D, SDS, BAI, STAI; second, there were significant differences of the two KGHQ scores between the group of mentally healthy students and the group of chronically mentally ill patients; the validity of the KGHQ-30 was also derived from high sensitivity and specificity, which helped identify the best cut-off points: 15/16 for the KGHQ-30. The cut-off point for the KGHQ-20 was determined at 12/13 based on the mean scores and standard deviations of other scales as well as of the KGHQ-20.

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A Study on the Measurement of Clothing Behavior of Elementary School Children (학령기 아동의 의복행동 측정도구 개발에 관한 연구 -4, 5, 6학년 아동을 중심으로-)

  • Lee Myoung Hee
    • Journal of the Korean Society of Clothing and Textiles
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    • v.11 no.2 s.24
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    • pp.1-11
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    • 1987
  • The purpose of this study was to develope a questionaire measuring clothing behavior of elementary school children. At first, after pretest, the clothing behavior questionaire consisted of 70 items which were devidad. into 7 subscales i.e. Clothing interest. Clothing satisfaction. Clothing management, Clothing sex-role. Clothing comfort. Clothing conformity. and Clothing independence. Each item was rated on a 3-point scale. Samples were 447 boys and girls (4 th, 5 th, 6 th grade) of three elementary schools in Seoul. Korea. The data were analyzed by item analysis and factor analysis. Factor analysis was useful in attempting to establish contruct validity. Item validity was examined based on the correlation coefficients and item discriminating power through the chi-square. Reliability was examined based on the Cronbach's Alpha Reliability Coefficient and test-retest method. With this analysis the subscales were reconstructed to following 6 factors. Clothing conformity items were not clustered by the factor analysis. 52 items of 6 factors selected by the analysis. The factors characteristics were as follows: 1. Clothing interest (10 items) 2. Clothing satisfaction (11 items) 3. Clothing management (8 items) 4. Clothing sex-role (12 items) 5. Clothing comfort (6 items) 6. Clothing independence (5 items)

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