Results 31 to 40 of about 27,315,277 (226)

Validez de constructo y consistencia interna de tres estructuras factoriales y dos sistemas de puntuación del cuestionario de salud general de 12 ítems

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2017
Introducción. El análisis de las propiedades psicométricas de un instrumento reviste importancia para el control de sesgos en la medición. Objetivo.
Miguel Simancas-Pallares   +2 more
doaj   +1 more source

Changing patterns and related factors of kimchi consumption among Korean adults: a nationwide cross-sectional analysis of the Korea National Health and Nutrition Examination Survey, 2010–2024 [PDF]

open access: yesKorean Journal of Community Nutrition
Objectives This study was conducted to analyze long-term trends in kimchi consumption and patterns among Korean adults using data from the Korea National Health and Nutrition Examination Survey (KNHANES) from 2010 to 2024, and to identify ...
Hui-Yang Zhao   +5 more
doaj   +1 more source

A guide to modern statistical analysis of immunological data. [PDF]

open access: yes, 2007
BACKGROUND: The number of subjects that can be recruited in immunological studies and the number of immunological parameters that can be measured has increased rapidly over the past decade and is likely to continue to expand.
Barreto, Mauricio L   +14 more
core   +1 more source

Psychometric properties for the General Procrastination Scale (GPS) Brazilian version [PDF]

open access: yesEstudos de Psicologia (Campinas)
Objective Procrastination has been the subject of studies due to its impact on people’s lives, work performance, satisfaction, and mental health. Measuring this construct is necessary to understand daily life’s direct and indirect effects.
Guilherme Chirinéa   +5 more
doaj   +1 more source

Impact of the heated water discharge on the water quality in a shallow lowland dam reservoir [PDF]

open access: yesArchives of Environmental Protection, 2021
The purpose of the work was to determine the relationship between the of the water quality parameters in an artificial reservoir used as cooling ponds.
Jerzy Mazierski, Maciej Kostecki
doaj   +1 more source

Factor Analysis: Chisquare as Rotation Criterion [PDF]

open access: yes, 2008
The rotation problem in factor analysis consists in finding an orthogonal transformation of the initial factor loadings so that the rotated loadings have a simple structure that can be easily interpreted.
Knüsel, Leo
core   +1 more source

External Validation and Comparison of Current Scoring Systems in Encrusted Ureteral Stent Management: a Multicenter Study [PDF]

open access: yesInternational Brazilian Journal of Urology
Purpose: To compare the external validation of four existing scoring systems for encrusted ureteral stents (EUS) and their relationship with stent indwelling time, stone-free rates, multiple surgery sessions, multimodal procedures, and prolonged ...
Mert Hamza Özbilen   +11 more
doaj   +1 more source

Estimation of heavy metals toxicity in the groundwater of rural area near Ellenabad, Sirsa (Haryana) [PDF]

open access: yesE3S Web of Conferences, 2023
The present investigation emphasizes on the evaluation of heavy metal pollution indices to assess the suitability of groundwater for human consumption.
Kumar Parul, Jain Sushma
doaj   +1 more source

Development and validation of the Urdu-language Borderline personality disorder scale for adults: a psychometric analysis

open access: yesKhyber Medical University Journal
Objective: To develop and validate an Indigenous Borderline Personality Disorder Scale (BDPDS) for adults in Urdu, tailored to the cultural and linguistic context of Pakistan. Methods: The cross-sectional analytical study was conducted from February 15
Samia Rashid, Zaqia Bano
doaj   +1 more source

Statistical analysis of wastewater monitoring for maximum peak factor estimation

open access: yes, 2021
The design and operation of sanitary sewerage systems are based on the knowledge of peak and the average daily wastewater flows. The maximum peak factor is obtained through the ratio of the maximum flow and the average discharge flow of wastewater ...
calixto, nelson javier   +6 more
core   +1 more source

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