• Logistic regression and likelihood ratio tests were used to examine factors associated with obesity at age 5. (biomedcentral.com)
  • Logistic regression analysis was done to determine the strength of association between risk factors and HBV or HCV infection. (biomedcentral.com)
  • Factors identified at baseline were used as independent variables in univariate and multivariate logistic regression models to determine risk factor clusters predicting the development of diabetes. (diabetesjournals.org)
  • The 7 components identified with factor loadings +0.5 or -0.5 were subjected to binary logistic regression modelling. (who.int)
  • While a range of potential quality indicators of drug prescribing were identified, none of the variables underpinning the 7 components/factors survived the binary logistic regression mode. (who.int)
  • In a multivariate logistic regression analysis, the type of AMI was classified based on electrocardiography findings (odds ratio 5.18, 95% confidence interval: 1.69-15.91, P=0.004) and was independently associated with a long prehospital delay time, indicating that patients with S T segment elevation MI would seek early medical care. (who.int)
  • Multivariate procedures include multiple regression analysis, discriminant function analysis, factor analysis, and structural equation modelling. (edu.au)
  • Unidimensionality was assessed through confirmatory factor analysis (CFA). (biomedcentral.com)
  • Moreover, the ITTQ had substantial test-retest reliability (.856), and ordinal confirmatory factor analysis found that our one-factor model for ITTQ fit the data very well with a CFI of 0.997 and an RMSEA of 0.042. (biomedcentral.com)
  • Best Practices in Exploratory Factor Analysis. (edu.au)
  • A robust Exploratory Factor Analysis (EFA) was performed via a parallel analysis with an Unweighted Least Squares (ULS) estimator and polychoric correlations. (bvsalud.org)
  • Analysis of variance became widely known after being included in Fisher's 1925 book Statistical Methods for Research Workers. (wikipedia.org)
  • Statistical methods enable researchers to draw meaningful conclusions from experimental results and make predictions based on available evidence. (retech2010.com)
  • Methods: This review was reported according to Preferred Reporting Items for Systematic Reviews and Meta-Analysis Protocol (PRISMA-P) guideline. (alliedacademies.org)
  • Methods: All primary rhinoplasty consultations completed a nasal analysis questionnaire. (johnshopkins.edu)
  • use mathematical and numerical methods to analyse simple dynamic, statistic or probabilistic models, such as stability analysis, optimization or risk analysis. (lu.se)
  • Analysis of variance (ANOVA) is a collection of statistical models and their associated estimation procedures (such as the "variation" among and between groups) used to analyze the differences among means. (wikipedia.org)
  • In its simplest form, ANOVA provides a statistical test of whether two or more population means are equal, and therefore generalizes the t-test beyond two means. (wikipedia.org)
  • Standard t-test and ANOVA were applied to investigate the effect of different factors on students' achievement. (blablawriting.net)
  • Application of statistical techniques (t-test, two-way ANOVA, correlation and regression and factor analysis) item response theory. (vajiramandravi.com)
  • Data col ection took place through a semi-structured recorded interview subsequently submitted to thematic analysis. (bvsalud.org)
  • A new analysis of nine quality of life indicators based on five waves of the Canadian Social Survey ( CSS ) (2021 and 2022) used factor analysis, a statistical approach that simplifies the analysis of multiple variables. (gc.ca)
  • Proportion of Canadians ranked as having high perceived well-being (top third) from factor analysis of nine perceived well-being indicators, by selected socio-demographic characteristics, Canada, 2021 to 2022. (gc.ca)
  • In statistics and epidemiology, a measureable characteristic of a population that is often estimated by a statistic, e.g., mean, standard deviation, regression coefficients. (epibiodev.blog)
  • Among 934 nondiabetic and 305 diabetic subjects at baseline, factor analysis was performed using the principle components analysis with varimax orthogonal rotation of continuously distributed variables considered to represent the components of the metabolic syndrome. (diabetesjournals.org)
  • Mediation analysis is a useful and widely employed approach to studies in the field of psychology and in the social and biomedical sciences. (nih.gov)
  • First we seek to bring the developments in mediation analysis for nonlinear models within the counterfactual framework to the psychology audience in an accessible format and compare the sorts of inferences about mediation that are possible in the presence of exposure-mediator interaction when using a counterfactual versus the standard statistical approach. (nih.gov)
  • Third, we provide SAS and SPSS macros to implement all of these mediation analysis techniques automatically, and we compare the types of inferences about mediation that are allowed by a variety of software macros. (nih.gov)
  • Mediation Analysis, London, U.K.: Sage. (edu.au)
  • Ronald Fisher introduced the term variance and proposed its formal analysis in a 1918 article on theoretical population genetics,The Correlation Between Relatives on the Supposition of Mendelian Inheritance. (wikipedia.org)
  • This reductionist approach relies on correlation and regression analyses and, despite the vast effort to predict sports injuries, it has been limited in its ability to successfully identify predictive factors. (bmj.com)
  • A statistical fit was found in two dimensions: Awareness and Judgments [root mean squared error of approximation (RMSEA) = 0.042, standardized root mean square residual (SRMR) = 0.02, comparative fit index (CFI) = 0.99, Tucker-Lewis index (TLI) = 0.98] with a moderate correlation between them (r = 0.612). (bvsalud.org)
  • The CPC method performs as expected from a statistical point of view, but often gives results that are contrary to biological intuition. (bioone.org)
  • We urge caution in the biological interpretation of CPC analysis results. (bioone.org)
  • David Houle , Jason Mezey , and Paul Galpern "INTERPRETATION OF THE RESULTS OF COMMON PRINCIPAL COMPONENTS ANALYSES," Evolution 56(3), 433-440, (1 March 2002). (bioone.org)
  • Analysis results show that counties located at the epicenter had the lowest resilience, but counties immediately adjacent to the epicenter had the highest resilience capacities. (springer.com)
  • For ease of interpretation, the results are presented by describing the proportion of individuals with a high combined perceived well-being score across these nine indicators. (gc.ca)
  • This subject introduces multivariate research design and multivariate analytic techniques, the use of statistical packages such as SPSS, and the interpretation of results. (edu.au)
  • Results For most risk factors, the migrant group had intermediate levels of risk between those observed for the rural and urban groups. (bmj.com)
  • RESULTS -Four factors were identified in nondiabetic and diabetic subjects. (diabetesjournals.org)
  • Results: Data underwent statistical analysis and subsequent factor analysis was performed. (johnshopkins.edu)
  • Because this meta-analysis is based on observational studies, more studies are required to confirm the results. (biomedcentral.com)
  • The results were crossed with sociodemographic variables to find possible statistical differences and estimate the size effect. (bvsalud.org)
  • Analysis was performed in the software Factor and the statistical package R. RESULTS: A sample of 374 participants was obtained, involving oncology patients, their caregivers, and people from the general community. (bvsalud.org)
  • In zoology, statistical analysis helps researchers analyze population trends, assess biodiversity, and understand the impact of environmental factors on animal behavior. (retech2010.com)
  • Objective: To determine how patients seeking cosmetic rhinoplasty analyze themselves compared to their surgeon's analysis. (johnshopkins.edu)
  • More specifically, this study aims to identify and analyze factors that affect the quality of students' academic performance. (blablawriting.net)
  • Differences of trait variances and covariances due to a difference in a single causal factor in two otherwise identically structured datasets often cause CPC to declare the two datasets unrelated. (bioone.org)
  • We found differences in the pattern of risk factors between high- and low-income groups. (cdc.gov)
  • We used widely available statewide hospitalization data to identify and test the joint predictive power of clinical risk factors associated with death by suicide for patients previously hospitalized for a suicide attempt (N = 19,057). (nature.com)
  • Features of COVID-19 patients and comparative analysis according to AF development. (elsevier.es)
  • In diabetic patients at baseline, the combination of systolic and diastolic blood pressure was the most important factor, and urinary albumin excretion rate clustered with fasting and 2-h PG levels. (diabetesjournals.org)
  • Conclusions: Surgeons and patients are in agreement with the overall appearance of the nose, but differ in their analysis regarding the details. (johnshopkins.edu)
  • ABSTRACT This cross-sectional study aimed to assess interpretation of symptoms as a cause of delays in patients with acute myocardial infarction (AMI). (who.int)
  • of symptoms, and common compli- the symptom interpretation and care- Fourteen patients were excluded be- cations include recurrent ischaemia, seeking behaviour. (who.int)
  • Obviously, the few ``low-risk'' patients who highlighting the need for a prognostic classification based would have relapsed after loco-regional therapy alone an optimised, computer-aided analysis of many genes [5]. (lu.se)
  • However, the application of these criteria would biomarkers could still be useful if analysed with advanced result in systemic therapy being assigned to a large statistical methodologies, collecting information derived number of patients who do not really need it. (lu.se)
  • To investigate the properties of CPC, we simulated data that reflect a set of causal factors. (bioone.org)
  • Conversely, CPC could identify datasets as having the same structure when causal factors are different. (bioone.org)
  • This study was undertaken to determine the seroprevalence of HBsAgs and anti-HCV antibodies and what socio-demographic factors are associated with sero-positivity of Hepatitis B Virus (HBV) and Hepatitis C Virus (HCV) infections among pregnant women attending maternity ward of Felege Hiwot Referral Hospital, northwest, Ethiopia. (biomedcentral.com)
  • Data on socio-demographic characteristics, obstetric and potential risk factors were collected using semi-structured questionnaire. (biomedcentral.com)
  • Cox regression models were first fitted for seven risk factors (poor diet, excessive alcohol consumption, current smoking, physical inactivity, excessive sitting, too much/too little sleep, and poor social participation) separately and then adjusted for socio-demographic covariates. (biomedcentral.com)
  • His first application of the analysis of variance to data analysis was published in 1921, Studies in Crop Variation I, This divided the variation of a time series into components representing annual causes and slow deterioration. (wikipedia.org)
  • Moreover, advancements in technology and data analysis have further enhanced the collaboration between these disciplines. (retech2010.com)
  • The authors defined grain yield variation (GYv) and variation of irrigation water use efficiency (IWUEv) as response variables and used simple and multiple linear regression models for data analysis. (hindawi.com)
  • Survival models and data analysis / Regina C. Elandt-Johnson, Norman L. Johnson. (who.int)
  • Besides other factors, socioeconomic status is one of the most researched and debated factor among educational professionals that contribute towards the academic performance of students. (blablawriting.net)
  • the SARS-CoV-2 infection ranges from asymptomatic to critical forms and several prognostic factors have been described. (elsevier.es)
  • Fig 1 Example of stratified medicines research, with translation from discovery of human epidermal growth factor receptor 2 (HER-2) status as a prognostic factor for metastatic breast cancer 5 to development of trastuzumab treatment and use in clinical practice. (bmj.com)
  • E. Biganzoli, P. Boracchi / European Journal of Cancer 40 (2004) 1803-1806 re-analysis of Eden and colleagues are suitable for Some of the claims for the medical benefits of genomics have developing new prognostic classifications and/or com- undoubtedly been exaggerated, particularly with respect to the time-scale required for them to come to fruition. (lu.se)
  • By applying statistical techniques, scientists can determine the significance of their findings and make informed decisions. (retech2010.com)
  • On multivariable analysis, postoperative complications (0.61 (0.55 to 0.68)), anticoagulation (0.45 (0.37 to 0.54)) and cognitive impairment (0.71 (0.58 to 0.87)) were associated with time to discharge. (bmj.com)
  • Age-period-cohort (APC) analysis can inform registry-based studies of cancer incidence and mortality, but concerns about statistical identifiability and interpretability, as well as the learning curves of statistical software packages, have limited its uptake. (nih.gov)
  • The objective of this study was to understand factors associated with unprotected anal intercourse (UAI) with male partners among a group of MSM living in the city of Douala, Cameroon. (bmj.com)
  • OBJECTIVE -The aim of this study was to examine how the major components of the metabolic syndrome relate to each other and to the development of diabetes using factor analysis. (diabetesjournals.org)
  • The RIM model uses cluster analysis to classify counties into four resilience levels according to the exposure, damage, and recovery conditions. (springer.com)
  • Conclusions The impact of rural-to-urban migration on cardiovascular risk profile is not uniform across different risk factors, and is further influenced by the age at which migration occurs. (bmj.com)
  • The formal investigation about the role of these demographic factors rooted back in 17th century (Mann, 1985). (blablawriting.net)
  • The Framingham risk score is a robust algorithm to predict cardiovascular disease (CVD) risk based on demographic and clinical factors among European Americans. (cdc.gov)
  • Multivariate analyses of tooth-loss rates and alveolar bone loss controlled for demographic and oral hygiene measures. (who.int)
  • Serum total cholesterol and triglycerides were associated with the fourth factor. (diabetesjournals.org)
  • The house dust samples were strained through a wire mesh screen to remove food particles, fibers, and other debris prior to analyses. (cdc.gov)
  • For example, statistical models can reveal patterns in migration routes or identify factors contributing to the decline of a particular species. (retech2010.com)
  • This study investigates factors before age 5 to predict obesity at age 5. (biomedcentral.com)
  • Herein we examine risk factors occurring before age 5 to predict obesity at age 5 in children in the Millennium Cohort Study. (biomedcentral.com)
  • from identifying priority areas for stratification, to discovering candidate factors that may predict treatment response, through to trials and health technology assessment that examine the impact of stratified medicine approaches in healthcare. (bmj.com)
  • This study examines risk factors for childhood obesity with a focus on ethnicity. (biomedcentral.com)
  • Factors linked to higher weights were: higher birth-weight, black ethnicity, early introduction to solid foods, smoking during pregnancy, parental overweight. (biomedcentral.com)
  • Because coccidioidomycosis death rates vary by region, we reanalyzed coccidioidomycosis-associated mortality in the United States by race/ethnicity, then limited analysis to Arizona and California. (cdc.gov)
  • Analysis of the significance of hypertriglyceridemia should take into account coexisting dyslipidemias. (medscape.com)
  • Cardiovascular risk factors were assessed according to migrant status (migrants vs non-migrants), age at first migration, length of residency in an urban area and lifetime exposure to an urban area. (bmj.com)
  • While the analysis of variance reached fruition in the 20th century, antecedents extend centuries into the past according to Stigler. (wikipedia.org)
  • Common principal components (CPC) analysis is a new tool for the comparison of phenotypic and genetic variance-covariance matrices. (bioone.org)
  • Finally, we explored common combinations of the risk factors in relation to all-cause and cardio-metabolic mortality outcomes. (biomedcentral.com)
  • All single risk factors, except for diet, were significantly associated with both mortality outcomes, and were therefore selected to form a lifestyle risk index. (biomedcentral.com)
  • These risk factors and their two-way interactions were used to build a joint predictive model via stepwise regression, in which the predicted individual survival probability was found to be a valid measure of risk for later suicide death. (nature.com)
  • Second, the many subjective factors and inaccurate weights assigned to variables make the measurement model difficult to generalize and apply to other contexts (Bruneau et al. (springer.com)
  • A survey was conducted by using a questionnaire for information gathering about different factors relating to academic performance of students. (blablawriting.net)
  • Finally, a random effects meta-analysis model was calculated to estimate the pooled prevalence of dental caries. (alliedacademies.org)
  • Previous analyses of data from NHANES show that the prevalence of obesity calculated from body mass index (BMI) did not change significantly from 2003-2004 to 2011-2012. (cdc.gov)
  • In contrast, our analyses using data from the same surveys indicate that the prevalence of abdominal obesity is still increasing. (cdc.gov)
  • We included in our analysis all coccidioidomycosis-associated deaths (indicated by codes 114.0-114.9 from the International Classification of Diseases (ICD), Ninth Revision, or B38.0-B38.9 from the ICD, Tenth Revision) and calculated mortality rates by using bridged-race population estimates from US census data. (cdc.gov)
  • After we restricted analyses to Arizona and California, where coccidioidomycosis is endemic, coccidioidomycosis-related mortality rates were 2.19 (95% CI 1.38-3.49) and 1.89 (95% CI 1.51-2.37) deaths per 100,000 person-years, respectively. (cdc.gov)
  • Twenty-eight clinical factors from the prior suicide attempt were found to be significantly associated with the hazard of subsequent suicide mortality. (nature.com)
  • Hypertriglyceridemia is indicative of insulin resistance when present with low high-density lipoprotein (HDL) and elevated low-density lipoprotein (LDL), while elevated triglyceride is a clinical risk factor for coronary artery disease (CAD), especially when low HDL is present. (medscape.com)
  • Therefore, we conducted a meta-analysis to assess the associations between increased body mass index (BMI), pneumonia risk, and mortality risk. (biomedcentral.com)
  • This meta-analysis suggests that an 'obesity survival paradox' exists for pneumonia. (biomedcentral.com)
  • To date, no meta-analysis has shown whether an 'obesity survival paradox' exists for pneumonia. (biomedcentral.com)
  • The aim of this meta-analysis was to investigate the relationships between elevated BMI, pneumonia risk, and mortality. (biomedcentral.com)
  • A meta-analysis by Loef et al. (biomedcentral.com)
  • Two-hour postload plasma glucose (2-h PG) and serum insulin and fasting plasma glucose were associated with the third factor. (diabetesjournals.org)
  • The investigators reported that the concordance statistic (c-statistic) for the average value was 0.60, compared with 0.57 and 0.58 for the baseline and maximum triglyceride values, respectively. (medscape.com)
  • It is therefore vital to know exactly how early the health consequences and risk factors for these serious diseases occur, and how early they can be detected if they are to be addressed successfully. (biomedcentral.com)
  • In a recent study ( 1 ), researchers used a publically available database derived from death certificates to identify factors associated with deaths attributed to coccidioidomycosis in the United States. (cdc.gov)
  • The aim of this study is to evaluate whether these anal sexual practices are risk factors for rectal gonorrhoea in MSM. (bmj.com)
  • A gradient in levels was observed for some risk factors across study groups. (bmj.com)
  • This study was conducted to examine different factors influencing the academic performance of secondary school students in a metropolitan city of Pakistan. (blablawriting.net)
  • This study adds to previous research on multiple risk behaviours by incorporating emerging risk factors. (biomedcentral.com)
  • A recent study showed that combinations of risk factors had synergistic effects on all-cause mortality, where some risk combinations were more harmful than others [ 4 ]. (biomedcentral.com)
  • If you allow us to do so, we also inform our social media, advertising and analysis partners about your use of our website, You can decise for yourself which categories you you want to deny or allow. (medscimonit.com)
  • Factor analysis was used to inform item selection. (dovepress.com)