explain the importance of reliability and validity
Báo cáo khoa học: The importance of polymerization and galloylation for the antiproliferative properties of procyanidin-rich natural extracts doc
... significantly absorbed in the intestinal tract, and reach the colon mainly intact [27] They are therefore bioavailable to the epithelial cells in the intestinal wall, where procyanidins and other phenolics ... investigated the relationship of different structural factors of procyanidins, such as the mean degree of polymerization and percentage of galloylation, with their antiproliferative potential and their ... from green tea, is a potent antioxidant and chemopreventive agent [21,22] These and other results suggest that the galloylation of catechins and the presence of gallocatechin moieties in natural...
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The Importance of Water and Water Quality in Brewing pptx
... sulphate, and those of Pilsen (the home of clear lagers – are soft waters Water and Taint Water is a common source of Taints in beer Typically, water is the source of the majority of taints ... measure of the buffering capacity of the bicarbonate ions and, to some extent, the carbonate and hydroxide ions of water These three ions all react with hydrogen ions to reduce acidity and raise ... sulfate ions In the presence of sulfate, sodium creates an unpleasant harshness, so the rule of thumb is that the more sulfate in the water, the less sodium there should be (and vice versa) Potassium...
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báo cáo hóa học: " Turkish version of impact on family scale: a study of reliability and validity" doc
... English They were fluent into the idioms and colloquial forms of the forward language The two back translators had not seen the original English text of the Family Impact Scale 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 was fully comprehensible and ... disabilities 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...
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báo cáo khoa học: " Can differences in phosphorus uptake kinetics explain the distribution of cattail and sawgrass in the Florida Everglades?" potx
... measure of the uptake capacity, and K0.5 as well as the ratio between Vmax and K 0.5 are measures of the affinity of the uptake system Also the slope, a, of the initial linear part of the uptake ... the controlled growth experiments and uptake studies and performed most of the statistical analyses HB and BL drafted the manuscript IAM, KLM and SLM participated in the design of the study and ... considered the main explanation for the rapid spread and competitive success of Typha in the P-enriched areas of the Florida Everglades Cladium and Typha also co-exist in the oligotrophic areas of the...
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THE IMPORTANCE OF DEVELOPING AND LAUNCHING PRODUCTS
... That help businesses improve and confirm the role and position themselves in the market Therefore, the development and launch of the product as well as the expansion of the market is an important ... in the market Developing new products is the main controlling tool of profit, it maintains competitive advantages and ensure the survival of the business The development and the launching of ... market, are clear evidences to the importance of the development and the presence of new products PART II RATIONALE I The importance of developing new products The product life cycle Like humans,...
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Evaluating the Reliability and Validity of an English Achievement Test for Third-year Non- major students at the University of Technology, Ho Chi Minh National University and some suggestions for chan
... 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 ... assessment of the test reliability and validity These conclusions are as follows: The test with chosen items is compatible with the aims of the courses and the objectives of the syllabus and the test ... reliable and the other 40% may be caused by 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...
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báo cáo hóa học: " The reliability and validity of the SF-8 with a conflict-affected population in northern Uganda" doc
... However, the reliability and validity of the SF-8 has not been demonstrated for use with populations affected by conflict The purpose of this study was to test the validity and reliability of the ... with the participant 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 different recall periods appeared clear 30 other questions separated the SF-8 questions and the HTQ and HSCL-25...
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báo cáo hóa học: " Evaluation of the reliability and validity of the Medical Outcomes Study sleep scale in patients with painful diabetic peripheral neuropathy during an international clinical trial" pot
... Hungarian and UK English versions, and item of the South African, item of the "somnolence" dimension of the German and South African and item of the "sleep disturbance" dimension of the Hungarian ... any of the others Construct validity was tested with the following two analyses The ability of the MOS-Sleep scores to discriminate between groups of subjects according to the severity of the ... the average number of hours of sleep per night reported by the patient and the "optimal sleep" is a dichotomized version, that is "yes" when the number of hours of sleep is or The scores of the...
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báo cáo hóa học: " Reliability and validity of the Gastrointestinal Symptom Rating Scale (GSRS) and Quality of Life in Reflux and Dyspepsia (QOLRAD) questionnaire in dyspepsia: A six-country study" pptx
... 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 ... frequency and severity of symptoms, and the QOLRAD Emotional distress domain correlated with physician-assessed frequency of symptoms Known-groups validity of the GSRS and the QOLRAD All domains of the ... correlating the GSRS with the QOLRAD; (b) correlating the GSRS and the QOLRAD with the SF-36 dimensions; and (c) correlating the GSRS and the QOLRAD with the HAD (except in South Africa) and with...
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Báo cáo hóa học: "The Pediatric Quality of Life Inventory™ (PedsQL™) family impact module: reliability and validity of the Brazilian version" pdf
... to the illness, the assessment of the heath-related quality of life of parents and families could contribute toward their healthcare needs [3,21,22] This study presents the reliability and validity ... regarding the reliability and validity of the construct This suggests its usefulness as a parameter in studies assessing the impact of pediatric cancer on the HRQOL of parents and family functioning The ... cross-cultural adaptation, the group of specialists stated that the concept of the impact of childhood cancer on the quality of life of the families used for development of the original instrument was...
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báo cáo hóa học: "Reliability and validity of pendulum test measures of spasticity obtained with the Polhemus tracking system from patients with chronic stroke" pot
... While the objectivity, reliability, and validity of the pendulum test and the simplicity and portability of the Polhemus tracking system provide support for its use, the convergent validity of the ... contributed 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 ... We therefore purposed to determine the intrasession reliability and validity of the test performed with an unweighted and weighted limb the tested lower limb, one laterally over the knee axis of...
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báo cáo hóa học:" Measuring health-related quality of life in young adolescents: Reliability and validity in the Norwegian " doc
... objective of the current paper was to evaluate reliability and validity of the Norwegian translation of the PedsQL™ (version 4.0 generic core scale) in a sample of healthy young adolescents The focus ... 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 ... [26-28] The gender differences would seem to reflect a genuine disparity between boys and girls and therefore gives further evidence for the validity of PedsQL™ as a sensitive measure of the emotional...
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báo cáo hóa học:" Reliability and validity of Thai versions of the MOS-HIV and SF-12 quality of life questionnaires in people living with HIV/AIDS" pot
... Discussion The results of this initial test provide evidence for acceptable reliability and validity of the Thai versions of the MOS-HIV and SF-12 as measures of HRQOL among HIV+ patients in Northern ... score within the MOS-HIV and SF-12 and the proportion of minimum and maximum responses were determined to assess the impact of floor and ceiling effects for each scale The reliability, or scale ... validity testing was also conducted for the summary scores of the SF-12 and MOS-HIV using a series of dichotomized variables for CD4 count, SDM score, number of bed days, and number of days of...
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báo cáo hóa học: " Reliability and validity of the Spanish version of the 10-item Connor-Davidson Resilience Scale (10-item CD-RISC) in young adults" potx
... underlying the 10 items of the scale The reliability of the Spanish version of the 10-item CD-RISC was similar to that of the original version (Cronbach’s a of the original version = 0.85 and of the ... groups, and the PCA and CFA results did not show significant differences between groups Reliability Convergent validity The differences in the mean score of the MCS and in the mean score of the PSQI ... could predict the appearance of mental health problems Our results support the convergent validity of the scale because they showed that both the quality of sleep and the mean score of the MCS worse...
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báo cáo hóa học: " The Chinese version of the Pediatric Quality of Life Inventory™ (PedsQL™) 3.0 Asthma Module: reliability and validity" potx
... as the mean of completion time of the Asthma Module The percentage of missing value for each item was defined as the number of subjects who did not fill out the item divided by the number of ... computing ICC For the total sample and the patients of different age groups, the ICCs were close to or higher than the recommend standard of 0.8, indicating a good test-retest reliability of the scale ... 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...
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báo cáo hóa học:" Measuring health-related quality of life in children with cancer living in mainland China: feasibility, reliability and validity of the Chinese mandarin version of PedsQL 4.0 Generic Core Scales and 3.0 Cancer Module" pdf
... 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 the ... 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 ... support the feasibility, reliability and validity of the Chinese mandarin version of PedsQL 4.0 Generic Core Scales and the Cancer Module Further studies should focus on testing responsiveness of the...
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báo cáo hóa học:" Health related quality of life of Iranian children with type 1 diabetes: reliability and validity of the Persian version of the PedsQL Generic Core Scales and Diabetes Module" pot
... children with other chronic diseases Measuring quality of life in Iranian children and adolescents with diabetes and assessment of reliability and validity of the Persian version of the PedsQLTM ... quality of life of Iranian children with type diabetes: reliability and validity of the Persian version of the PedsQL TM Generic Core Scales and Diabetes Module Peyman Jafari1, Elham Forouzandeh ... been used to measure the quality of life (QOL) in children with diabetes, having good reliability and validity [10-14] Although, the feasibility of the Persian version of the PedsQLTM 4.0 Generic...
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báo cáo hóa học:" Reliability and validity of the Spanish version of the Child Health and Illness Profile (CHIP) ChildEdition, Parent Report Form (CHIP-CE/PRF)" pot
... interpretation of the scores and enable comparison of different subgroups of children, the domains and subdomains are standardized to an arbitrary mean of 50 and a standard deviation (SD) of 10 The individual ... of the European Parliament (Directive 95/46/EC of the European Parliament and of the Council of 24 October 1995 on the protection of individuals with regard to the processing of personal data and ... validity and test-test reliability had a higher parental level of education compared to the whole sample (Table 1) The internal consistency reliability of the Spanish CHIP-CE/PRF and the results of the...
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