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PISA results show that a considerable number of 15-year-old pupils after 8 to 10 years of schooling have a low level of functional reading literacy, as defined in the PISA framework. While PISA results help identify the level of reading competency, they do not reveal what might be the reasons why some students fail to solve the tasks. One way to explore the difficulties students encounter while solving PISA reading tasks is to track their eye movements during reading. The main aim of this study was to explore the similarities and differences in eye movement patterns between students with high and low scores on PISA reading tasks. A sample of 92 students took part in the pre-test, which was based on PISA items, and administered to identify groups of students with high and low PISA reading scores. Based on student pre-test results, 20 students were selected for the main, eye-tracking test—10 participants with low scores and 10 with high scores. The eye-tracking test consisted of four different released PISA reading tasks, three of them continuous and one non-continuous. The continuous items were followed by one multiple-choice question each at L1, L2, and L3 levels of difficulty. The non-continuous text was followed by three multiple-choice questions (also L1–L3).Three main findings were the following: regarding saccadic amplitudes, the reading was found to be less fluent for the low-skilled group; according to the heat maps, they had difficulty finding the relevant material; and taking into account standard deviations of eye-tracking measures, the variability was found to be larger in this group. Taken together, the findings of this study show that the PISA results differentiating low- and high-scoring groups go hand in hand with insights from more fine-grained eye-tracking measurements.  相似文献   
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International Journal of Science and Mathematics Education - The purpose of this study is to analyse the effects of the Interactive Learning Materials Triangle (iLMT) on the learning and knowledge...  相似文献   
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Higher education is one of many fields of practice that have undergone a so-called ‘dialogic turn’ whereby processes of co-creation proliferate as a means of generating knowledge. According to dialogic ideals, co-creation harnesses the transformative potential of dialogue across difference and empowers participants as co-learners or co-researchers. But what does the ‘co’ of ‘co-creation’ entail in practice? The aim of the article is to explore the tensions in the ‘co’ of co-creation through critical, reflexive analysis of the enactment of one particular approach to co-creation, ‘Academic Co-Creative Inquiry’ (ACCI), in a social work course in a higher educational institution in Aotearoa New Zealand. Using the Integrated Framework for Analysing Dialogic Knowledge Production and Communication (IFADIA), the analysis identifies tensions arising in the interplay between top-down and bottom-up dynamics in a contested terrain of dialogic and neoliberal discourses. It is argued that ACCI’s and IFADIA’s reflexive sensitivity in relation to tensions offers some resistance to neoliberalism in higher education.  相似文献   
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Introduction:

We present our work of monitoring 202 different patients with markedly elevated serum index for lipemia whereby serum samples were clear. We tried to clarify the cause of occurrence of these indices which were detected in the years 2006–2010 on Siemens Dimension analyzers.

Materials and methods:

In samples with unusual lipemia index we measured the concentration of lipids (total cholesterol, triglycerides, HDL and LDL cholesterol, Lp(a), ApoA1, ApoB), total proteins and checked for possible interferents (rheumatoid factor, immunoglobulins). We performed serum protein and immuno- electrophoresis. We investigated the repeatability of unusual lipemia indices during the day and after different time periods and we compared them on four different analyzers (RXL Max, Vista, Hitachi 911 and former Olympus AU640).

Results:

In 87% of 202 samples we found a monoclonal or biclonal peak in serum protein electrophoresis. Different types of paraproteins were confirmed with immunofixation electrophoresis. In the remaining 13%, polyclonal elevated concentrations of immunoglobulins were measured. Other parameters had no influence on appearing of these indices. The repeatability of indices was good during the first day of measurements (P values > 0.05) and markedly lower in the next days or after 3 and 12 months (P values < 0.05). The indices were elevated only on Dimension analyzers, but not on Hitachi and former Olympus analysers.

Conclusion:

A markedly elevated lipemia index in a clear serum sample measured on Siemens analyzers Dimension indicates a high possibility for the presence of a paraprotein in the sample.  相似文献   
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