نتایج جستجو برای: pattern standard deviation
تعداد نتایج: 878007 فیلتر نتایج به سال:
OBJECTIVE To develop a chart to identify non-familial short stature. DESIGN A height chart that adjusts for maternal, paternal, midparental, or sibling height based on the British 1990 height reference. MAIN OUTCOME MEASURE Height between 2 and 9 years of age. RESULTS The chart identifies children whose height is below the familially adjusted 0.4th centile, assuming a correlation of 0.4 b...
Moisture transfer in mixtures of lowand high-moisture content (MC) rough rice (ranging from 9.5 to 18.0% w.b.) was investigated with a single-kernel moisture tester over a period of30 days. The intergranular air attained constant relative humidity corresponding to the mean MC of the mixture within afew minutes ofmixing. About 90% ofthe change in the MC of lowand high-MC kernels occurred within ...
Normative studies of variability in performance by healthy adults on neuropsychological batteries are reviewed. Regarding test score scatter, normative participants often have large discrepancies between best and worst scores. When "abnormality" was defined as a score more than one standard deviation below the mean, in test batteries with at least 20 measures, the great majority of normative pa...
OBJECTIVE To compare (1) the reliability of two expensive and two inexpensive measuring instruments, suitable for use in the community and (2) the reliability of experienced compared with inexperienced observers. DESIGN (1) Ten children aged 5-12 years were each measured three times blindly, and in random order, by two experienced observers using four different portable instruments. (2) Four ...
PURPOSE To investigate the differences in retinal nerve fiber layer (RNFL) change and optic nerve head parameters between non-arteritic anterior ischemic optic neuropathy (NAION) and open angle glaucoma (OAG) with altitudinal visual field defect. METHODS Seventeen NAION patients and 26 OAG patients were enrolled prospectively. The standard visual field indices (mean deviation, pattern standar...
BACKGROUND In systematic reviews and meta-analysis, researchers often pool the results of the sample mean and standard deviation from a set of similar clinical trials. A number of the trials, however, reported the study using the median, the minimum and maximum values, and/or the first and third quartiles. Hence, in order to combine results, one may have to estimate the sample mean and standard...
OBJECTIVE In this study, the capability of statistical analysis indices to characterize static automated visual fields (VFs) accurately in cases of far-advanced glaucoma was assessed. DESIGN Retrospective observational case series. PARTICIPANTS Sixteen eyes of 15 patients with end-stage glaucoma and evidence of collapse of VF statistical analysis indices were included in the study. METHOD...
BACKGROUND This study aimed to evaluate the performance of a glucose pattern recognition tool incorporated in a blood glucose monitoring system (BGMS) and its association with clinical measures, and to assess user perception and understanding of the pattern messages they receive. METHODS Participants had type 1 or type 2 diabetes mellitus and were self-adjusting insulin doses for ≥1 year. Dur...
On the market several systems exist for collecting spent ammunition data for forensic investigation. These databases store images of cartridge cases and the marks on them. Image matching is used to create hit lists that show which marks on a cartridge case are most similar to another cartridge case. The research in this paper is focused on the different methods of feature selection and pattern ...
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