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181
Evaluation of spatial qualitative changes in surface water using cluster analysis and factor analysis (Case study: the Aras river within the boundaries of Iran)
Published 2024-11-01“…In this study, to assess the quality of the international Aras River, 16 parameters were analyzed at 19 stations with seasonal data collected over two years (2020 and 2021), and multivariate statistical analysis methods, including cluster analysis and factor analysis, were utilized. …”
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182
NAFPD exacerbation by hyperlipidemia combined with hyperuricemia: a pilot rat experiment in lipidomics
Published 2025-01-01“…Serum samples were analyzed using lipidomics technology, and multivariate statistical analysis was employed to identify differences in lipid metabolism.ResultsSUA levels in the PO group were not significantly different from those in the CON group (p > 0.05). …”
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183
Evaluation of genetic differences between two autochthonous Spanish cattle breeds
Published 2025-12-01“…Genetic diversity was assessed in five subpopulations (Negra-MORB and Cárdena-MORC for Morucha breed; Jarda-JAR, Bociblanca-BOC, and Avileña-Negra Ibérica breed-ANI for Avileña Negra Ibérica main breed) belonging to two local Spanish cattle breeds (Avileña Negra Ibérica-AVI and Morucha-MOR) by using univariate and multivariate statistical approaches. A total of 4,137 animals (2,785 ANI, 333 BOC, 127 JAR, 263 MORB and 629 MORC) were genotyped with the Affymetrix Beadchip Microarray HD. …”
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184
Thickness of Subcutaneous Fat Is a Predictive Factor of Incisional Surgical Site Infection in Crohn’s Disease Surgery: A Retrospective Study
Published 2018-01-01“…Univariate and multivariate statistical analyses were used to examine the potential factors. …”
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185
Tear metabolomics reveals novel potential biomarkers in epithelial herpes simplex keratitis
Published 2025-01-01“…Metabolic differences between HSK and control group were determined using multivariate statistical analysis. Results A total of 329 metabolites were identified, of which 18 were significantly altered in HSK patients. …”
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186
Development of the algal pigment-based salinity transfer function for lakes on the Tibetan Plateau and evaluation of the quantitative reconstruction
Published 2025-01-01“…Here, the relationship between water environmental variables and surface sediment pigment assemblage identified by high-performance liquid chromatography (HPLC) covering 95 Tibetan lake sampling sites was investigated based on multivariate statistical analysis. Salinity was considered as the most important factor determining the distribution pattern of pigment assemblage, and pigment concentrations differed significantly along the lake salinity gradient. …”
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187
Comprehensive Metabolomic Profiling in Adults with X-Linked Hypophosphatemia: A Case-Control Study
Published 2024-12-01“…We employed multivariate statistical models, including a principal component analysis (PCA) and an orthogonal partial least squares discriminant analysis (OPLS-DA) regression model. …”
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188
Longitudinal non-targeted metabolomic profiling of urine samples for monitoring of kidney transplantation patients
Published 2024-12-01“…Univariate and multivariate statistical analyses were employed to identify significant differences between the two groups. …”
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189
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190
Tracheostomies for respiratory failure are associated with a high inpatient mortality: a potential trigger to reconsider goals of care
Published 2024-10-01“…Patient information was collected and comparisons made with univariable and multivariable statistics.Results Of the 177 patients who underwent a tracheostomy for respiratory failure, 45% were women, median age was 63 (51–71) years. …”
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191
Analysis of Flavor Differences in Yak Milk Powder at Different Milk Production Stages by Headspace Solid-Phase Microextraction and Gas Chromatography–Mass Spectrometry
Published 2025-01-01“…This study identified and analyzed the volatile compounds in freeze-dried colostrum powder (YCSP), freeze-dried mature milk powder (YMMP), and freeze-dried ending milk powder (YEMP) using headspace solid-phase microextraction combined with gas chromatography–mass spectrometry (HS-SPME-GC-MS) and multivariate statistical analysis. A total of 48 volatile compounds were identified, with significant differences in the types and contents of these compounds across the three samples. …”
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192
Groundwater quality and associated health risks in the Eastern Region of Ghana
Published 2025-01-01“…In achieving this, the water quality of 136 boreholes in the region was evaluated through Water Quality Index (WQI) and Groundwater Pollution Index (GPI) analyses. Multivariate statistical procedures, namely, principal component and correlation analyses were employed to define the major groundwater pollutants and their possible sources. …”
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193
Assessment of heavy metal pollution and spatial distribution in waterfalls of Chattogram district, Bangladesh: Implications for drinking and irrigation purposes
Published 2025-04-01“…Heavy Metal Pollution Indices (HPIs) and multivariate statistical models (PCA, CA, and Pearson correlation) were applied to evaluate spatial-temporal variations, distribution, and pollution sources. …”
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194
Diversity and seasonal variation of zooplankton community in a large deep-water reservoir of Eastern China using eDNA and morphological methods
Published 2025-01-01“…Non-metric multidimensional scaling (NMDS) analysis and nonparametric multivariate statistical tests revealed that both abundance and biomass species compositions determined by microscopy differed significantly from those based on eDNA reads. …”
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195
Tracing the origins and transformations of fluorescence dissolved organic matter within western and eastern Greenland’s shelves: a comparative study
Published 2025-01-01“…To investigate these dynamics, we assessed FDOM by an application of multivariate statistical method - Parallel Factor Analysis (PARAFAC) on samples collected in July 2021 and August 2022. …”
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196
Comparative Analysis of Effects of Different Raw Materials on Flavour Quality of Scallion Oil Based on HS-SPME-GC-MS
Published 2025-01-01“…Furthermore, multivariate statistical analysis was conducted to identify key compounds contributing to variations in sensory attributes among the three types of scallion oils. …”
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197
Ecological analysis of plant community structure and soil effects in subtropical forest ecosystem
Published 2024-12-01“…Soil samples were collected and analyzed for key physicochemical parameters, while multivariate statistical methods, including hierarchical clustering and ordination, were applied to examine the relationships between vegetation structure and environmental factors. …”
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198
Postoperative Pain and Opiate Requirement is Increased Following Second-Side Surgery Among Patients Undergoing Staged Total Knee Arthroplasty
Published 2025-02-01“…All univariate and multivariate statistical analyses were performed with significance given by P < .05. …”
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199
Differences in Metabolites of Different Varieties from Xinjiang Large-fruit Sea Buckthorn as Analyzed by Non-targeted Metabolomics
Published 2025-02-01“…This experiment aimed to investigate the differences in metabolites of different varieties from Xinjiang large-fruit sea buckthorn, ultra high performance liquid chromatography-mass spectrometry (UPLC-QTOF-MS) coupled with multivariate statistical analysis and pathway enrichment analysis were used to characterize the metabolites of six Xinjiang large-fruit sea buckthorn species ('Mixed Fruit', 'Giant', 'Shenqunhon', 'Wucifeng', 'Xiangyang' and 'Zhuangyuan Yellow') were subjected to non-targeted metabolomics study. …”
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200
Seasonal Dynamics of Sand Flies (Diptera, Pshycodidae), Vectors of Cutaneous Leishmaniasis, in the City of Fez, Northern Morocco
Published 2022-01-01“…The monthly impact of Fez sand fly density has been studied using all multivariate statistical analyses, including multiple factor correspondence analysis (MCA), which were performed using XLSTAT and the version of SPSS 20.0 test. …”
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