the definition of reliability and validity

... and were unaware of the purpose of the project. The two backward translations were then reviewed by two of the authors of this paper. The aim of this phase was to ascertain that the translation ... disabili- ties and on the assumption that functional independence of a child is directly proportional to the burden of care affecting the family. We chose WeeFIM also because the reliability and validity of ... effect. Results The means and standard deviations of the five dimensions of IPFAM, the physiotherapists' assessment and WeeFIM are shown in Table 2. To enable comparisons, we stand- ardized the scores...

Ngày tải lên: 18/06/2014, 19:20

... criteria of good tests and theoretical ideas on test reliability and validity as well as achievement tests. Chapter 3- The study is the main part of the thesis showing the context of the study and the ... an error. Thus, the higher the reliability coefficient is, the lower the standard error is. The lower the standard error is, the more reliable the test scores are. Types of reliability estimates According ... Conclusion and Implications The study aims at evaluating the reliability and the validity of the final achievement test for the third-year students at the University of Technology. To deal with the...

Ngày tải lên: 07/11/2012, 15:05

... with the partici- pant name, sex and age were collected. The sample size was determined with the aim of measuring the reliability coefficients for the PCS and MCS scores of the SF-8. This used the ... have had on the validity of the tests. However, respondent understanding of the dif- ferent recall periods appeared clear. 30 other questions separated the SF-8 questions and the HTQ and HSCL-25 questions ... evidence for the existence of two constructs: physical and mental. The results of the correlations between the individual items and two components of PCS and MCS are presented in Table 2. The correlations...

Ngày tải lên: 18/06/2014, 19:20

... results showed the reliability and validity of the translated versions, they do not allow the cross-cul- tural validity of the MOS-Sleep to be fully addressed. Cross-cultural validity is a very ... item 12 of the "sleep adequacy" dimension of the Australian, Hungarian and UK English versions, and item 4 of the South African, item 6 of the "somnolence" dimension of the German and ... versions of the MOS-Sleep displayed adequate and generally comparable reliability and valid- ity. The responsiveness of the tool was also demonstrated on the pooled population. The robustness of the...

Ngày tải lên: 18/06/2014, 19:20

... to support the validity of the Scandinavian language versions of the GSRS and the QOLRAD in patients with GERD [41]. Future studies could use this approach to further assess the validity of the additional ... presence of problems. A cut-off of > 11 implies definite cases of anxiety or depres- sion, a cut-off of 8–10 a probable case, and < 7 not a case. The validity and reliability of the HAD ... symptoms of dyspepsia completed the GSRS, the QOLRAD, the 36- item Short-Form Health Survey (SF-36) and the Hospital Anxiety and Depression scale. Results: The internal consistency reliability of the...

Ngày tải lên: 18/06/2014, 22:20

... conceptualized the rationale and design of the study, ACS and CMV performed the sta- tistical analysis and interpretation of the data, ACS, SMP and PJA drafted the manuscript. All authors read and approved ... understanding the instructions and response choices of the instrument. However, they made a number of suggestions for replac- ing words and expressions. Construct validity The construct validity of ... between the first and the second interviews. Cross-cultural adaptation During the cross-cultural adaptation, the group of special- ists stated that the concept of the impact of childhood cancer on the...

Ngày tải lên: 18/06/2014, 22:20

... [11,16,17]. While the objectivity, reliability, and validity of the pen- dulum test and the simplicity and portability of the Pol- hemus tracking system provide support for its use, the convergent validity of ... to the inertia of the leg against which the quadriceps and spasticity served as a brake. Still, the addition of the weight did not improve the measurement properties of the pendulum test and ... characterize the pendular kinematics of the leg and thus quantify spasticity of the quadriceps femoris muscles of patients with stroke. By conducting repeated pendulum tests on both the affected and unaffected...

Ngày tải lên: 19/06/2014, 08:20

... young adolescent's quality of life and mental health. The objective of the current paper was to evaluate reliabil- ity and validity of the Norwegian translation of the Ped- sQL™ (version 4.0 ... describes the psychometric properties of the Norwegian translation of the PedsQL™ 4.0 generic core scale in a healthy sample of young adolescents and their caregivers. The results from the present ... instrument with the availability of age appropriate versions and parallel forms for both child and parents. The purpose of the current study was to evaluate the psychometric properties of the Norwegian...

Ngày tải lên: 20/06/2014, 15:20

... Health and Quality of Life Outcomes 2011, 9:15 http://www.hqlo.com/content/9/1/15 Page 7 of 9 RESEARCH Open Access Reliability and validity of Thai versions of the MOS-HIV and SF-12 quality of life ... adapted and tested the reliability and validity of two widely-used health-related quality of life questionnaires - the MOS-HIV Health Survey and the SF-12 - in people living with HIV/ AIDS in Northern ... Chariyalertsak et al.: Reliability and validity of Thai versions of the MOS-HIV and SF-12 quality of life questionnaires in people living with HIV/AIDS. Health and Quality of Life Outcomes 2011 9:15. Submit...

Ngày tải lên: 20/06/2014, 15:20

... underlying the 10 items of the scale. The reliability of the Spanish version of the 10-item CD-RISC was simil ar to that of the original versio n (Cronbach’s a of the original version = 0.85 and of the Spanish ... original version in English. The convergent validity was analyzed by testing whether the mean of the scores of the mental component of SF-12 (MCS) and the quality of sleep as measured with the Pittsburgh Sleep ... predict the appearance of mental health problems. Our re sults support the convergent validity of the scale beca use they showed that both the quality of sleep and the mean score of the MCS worse...

Ngày tải lên: 20/06/2014, 15:20

... responsiveness of the Chinese version scale in longitudinal studies, evaluating the reliability and validity of the scale for the patients with severe asthma or teens independently, and assessing HRQOL of ... as the mean of completion time of the Asthma Module. The percentage of missing value for each item was defined as the num- ber of subjects who did not fill out the item divided by the number of ... the data, and drafted the manuscript. YZ conceptualized and designed the study, acquired, analyzed and interpreted the data, and revised the manuscript. RC conceptualized and designed the study,...

Ngày tải lên: 20/06/2014, 15:20

... understand the HRQOL of children with cancer living in mainland China. The objective of this study was to investigate the feasibility, reliability, and validity of the Chinese mandarin version of ... diseases, and the remaining patients (38.7%) had solid tumors. The mother answered the questionnaires in 82.7% of the cases and the father in 17.3% of the cases. 109 (41.0%) patients completed all therapy ... and the low level of schooling in the sample. Although Cronbach’s alpha represents the lower bound of the reliability of a measurement instrument, and is a conservative estimate of actual reliability...

Ngày tải lên: 20/06/2014, 15:20

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Ngày tải lên: 13/08/2014, 14:20

... statistical analysis, and drafted the manuscript. DN participated in the design of the study, critical review of the manuscript, and final approval of the version to be published. AK participated in the design of ... design of the study and critical review of the manuscript. EM participated in the design of the study, statistical analysis, and critical of the manuscript. All authors have read and approved the final ... the high correlation of each dimension of the MOS with the dimension measured conc urrently using the VAS. There is paucity of research on HRQoL among TB patients in the African population, and...

Ngày tải lên: 15/03/2014, 03:20