Translation method is validity evidence for construct equivalence: analysis of secondary data routinely collected during translations of the Health Literacy Questionnaire (HLQ).

abstract：BACKGROUND:The primary aim of this study was to provide an estimate of effect size for the functional outcome of operative versus non-operative treatment for patients with an acute rupture of the Achilles tendon using accelerated rehabilitation for both groups of patients. The secondary aim was to assess the use of a c...

journal_title：BMC medical research methodology

authors： Kearney RS,Achten J,Parsons NR,Costa ML

更新日期：2011-04-05 00:00:00

abstract：BACKGROUND:In spite of efforts to employ risk-based strategies to increase monitoring efficiency in the academic setting, empirical evidence on their effectiveness remains sparse. This mixed-methods study aimed to evaluate the risk-based on-site monitoring approach currently followed at our academic institution. METHO...

journal_title：BMC medical research methodology

authors： von Niederhäusern B,Orleth A,Schädelin S,Rawi N,Velkopolszky M,Becherer C,Benkert P,Satalkar P,Briel M,Pauli-Magnus C

更新日期：2017-02-14 00:00:00

abstract：BACKGROUND:The prevalence of Chronic Obstructive Pulmonary Disease (COPD) in many developed countries appears to be increasing. There is some evidence from Latin America that COPD is a growing cause of death, but information on prevalence is scant. It is possible that, due to the high frequency of smoking in these coun...

journal_title：BMC medical research methodology

authors： Menezes AM,Victora CG,Perez-Padilla R,PLATINO Team.

更新日期：2004-06-17 00:00:00

abstract：BACKGROUND:The term 'inequities' refers to avoidable differences rooted in injustice. This review examined whether or not, and how, quantitative studies identifying inequalities in risk factors and health service utilization for asthma explicitly addressed underlying inequities. Asthma was chosen because recent decades...

journal_title：BMC medical research methodology

authors： Greenwood HL,Edwards N,Hoogbruin A,Kahwa EK,Odhiambo ON,Buong JA

更新日期：2011-07-12 00:00:00

abstract：BACKGROUND:The COVID-19 pandemic has evolved into one of the most impactful health crises in modern history, compelling researchers to explore innovative ways to efficiently collect public health data in a timely manner. Social media platforms have been explored as a research recruitment tool in other settings; however...

journal_title：BMC medical research methodology

authors： Ali SH,Foreman J,Capasso A,Jones AM,Tozan Y,DiClemente RJ

更新日期：2020-05-13 00:00:00

abstract：BACKGROUND:Retaining participants in cohort studies with multiple follow-up waves is difficult. Commonly, researchers are faced with the problem of missing data, which may introduce biased results as well as a loss of statistical power and precision. The STROBE guidelines von Elm et al. (Lancet, 370:1453-1457, 2007); V...

journal_title：BMC medical research methodology

authors： Karahalios A,Baglietto L,Carlin JB,English DR,Simpson JA

更新日期：2012-07-11 00:00:00

abstract：BACKGROUND:The health regulatory focus is an application of Higgins' regulatory focus theory to a health-specific context. It explains individual differences in health motivation, strategies, and behavior. Previous research found the Health Regulatory Focus Scale (HRFS) to be a reliable and valid measure for the constr...

journal_title：BMC medical research methodology

authors： Schmalbach B,Zenger M,Brähler E,Petrowski K

更新日期：2020-03-02 00:00:00

abstract：BACKGROUND:Studies have shown that industry-sponsored meta-analyses of drugs lack scientific rigour and have biased conclusions. However, these studies have been restricted to certain medical specialities. We compared all industry-supported meta-analyses of drug-drug comparisons with those without industry support. ME...

journal_title：BMC medical research methodology

authors： Jørgensen AW,Maric KL,Tendal B,Faurschou A,Gøtzsche PC

更新日期：2008-09-09 00:00:00

abstract：BACKGROUND:Posttraumatic growth is the positive change resulting from traumatic experiences and is typically assessed with retrospective measures like the Posttraumatic Growth Inventory (PTGI). The PTGI was designed to include reference to a specific traumatic event, making it difficult to implement, without change, in...

journal_title：BMC medical research methodology

authors： Kaur N,Porter B,LeardMann CA,Tobin LE,Lemus H,Luxton DD,Millennium Cohort Study Team.

更新日期：2017-04-20 00:00:00

abstract：BACKGROUND:Occupational stress and specifically job anxiety are crucial factors in determining health outcomes, job satisfaction as well as performance. In order to assess this phenomenon, the Job Anxiety Scale is one of the instruments available. It consists of 70 items that are clustered in 14 subscales and five dime...

journal_title：BMC medical research methodology

authors： Schmalbach B,Kalkbrenner A,Bassler M,Hinz A,Petrowski K

更新日期：2020-04-21 00:00:00

abstract：BACKGROUND:The choice between paper data collection methods and electronic data collection (EDC) methods has become a key question for clinical researchers. There remains a need to examine potential benefits, efficiencies, and innovations associated with an EDC system in a multi-center medical record review study. MET...

journal_title：BMC medical research methodology

authors： Thwin SS,Clough-Gorr KM,McCarty MC,Lash TL,Alford SH,Buist DS,Enger SM,Field TS,Frost F,Wei F,Silliman RA

更新日期：2007-06-18 00:00:00

abstract：BACKGROUND:Sickness absence (SA) is an important social, economic and public health issue. Identifying and understanding the determinants, whether biological, regulatory or, health services-related, of variability in SA duration is essential for better management of SA. The conditional frailty model (CFM) is useful whe...

journal_title：BMC medical research methodology

authors： Torá-Rocamora I,Gimeno D,Delclos G,Benavides FG,Manzanera R,Jardí J,Alberti C,Yasui Y,Martínez JM

更新日期：2013-09-16 00:00:00

abstract：BACKGROUND:Dichotomisation of continuous outcomes has been rightly criticised by statisticians because of the loss of information incurred. However to communicate a comparison of risks, dichotomised outcomes may be necessary. Peacock et al. developed a distributional approach to the dichotomisation of normally distribu...

journal_title：BMC medical research methodology

authors： Sauzet O,Ofuya M,Peacock JL

更新日期：2015-04-24 00:00:00

abstract：BACKGROUND:Mean arterial pressure (MAP), bispectral index (BIS), and minimum alveolar concentration (MAC) represent valuable, yet dynamic intraoperative monitoring variables. They provide information related to poor outcomes when considered together, however their collective behavior across time has not been characteri...

journal_title：BMC medical research methodology

authors： Schnetz MP,Hochheiser HS,Danks DJ,Landsittel DP,Vogt KM,Ibinson JW,Whitehurst SL,McDermott SP,Duque MG,Kaynar AM

更新日期：2019-01-14 00:00:00

abstract：BACKGROUND:Meta-analysis typically involves combining the estimates from independent studies in order to estimate a parameter of interest across a population of studies. However, outliers often occur even under the random effects model. The presence of such outliers could substantially alter the conclusions in a meta-a...

journal_title：BMC medical research methodology

authors： Gumedze FN,Jackson D

更新日期：2011-02-16 00:00:00

abstract：BACKGROUND:The BSI-18 contains the three six-item scales somatization, depression, and anxiety as well as the Global Severity Index (GSI), including all 18 items. The BSI-18 is the latest and shortest of the multidimensional versions of the Symptom-Checklist 90-R, but its psychometric properties have not been sufficien...

journal_title：BMC medical research methodology

authors： Franke GH,Jaeger S,Glaesmer H,Barkmann C,Petrowski K,Braehler E

更新日期：2017-01-26 00:00:00

abstract：BACKGROUND:The construction of prediction intervals (PIs) for future body mass index (BMI) values of individual children based on a recent German birth cohort study with n = 2007 children is problematic for standard parametric approaches, as the BMI distribution in childhood is typically skewed depending on age. METHO...

journal_title：BMC medical research methodology

authors： Mayr A,Hothorn T,Fenske N

更新日期：2012-01-25 00:00:00

abstract：BACKGROUND:The Patient Reported Outcomes Measurement Information System 43-item short form (PROMIS-43) and the five-level EQ-5D (EQ-5D-5L) are recently developed measures of health-related quality of life (HRQL) that have potentially broad application in evaluating treatments and capturing burden of respiratory-related...

journal_title：BMC medical research methodology

authors： Lin FJ,Pickard AS,Krishnan JA,Joo MJ,Au DH,Carson SS,Gillespie S,Henderson AG,Lindenauer PK,McBurnie MA,Mularski RA,Naureckas ET,Vollmer WM,Lee TA,CONCERT Consortium.

更新日期：2014-06-16 00:00:00

abstract：BACKGROUND:Clinical practice guidelines have become increasingly widely used to guide quality improvement of clinical practice. Qualitative research may be a useful way to improve the quality and implementation of guidelines. The methodology for qualitative evidence used in guidelines development is worthy of further r...

journal_title：BMC medical research methodology

authors： Wang YY,Liang DD,Lu C,Shi YX,Zhang J,Cao Y,Fang C,Huang D,Jin YH

更新日期：2020-06-17 00:00:00

abstract：BACKGROUND:Disease incidence and prevalence are both core indicators of population health. Incidence is generally not as readily accessible as prevalence. Cohort studies and electronic health record systems are two major way to estimate disease incidence. The former is time-consuming and expensive; the latter is not av...

journal_title：BMC medical research methodology

authors： Hu XF,Young K,Chan HM

更新日期：2017-01-23 00:00:00

abstract：BACKGROUND:Polypharmacy can be either beneficial or harmful to children. We conducted a scoping review to examine the concept of pediatric polypharmacy: its definition, prevalence, extent and gaps in research. In this manuscript, we report our transdisciplinary scoping review methodology. METHODS:After establishing a ...

journal_title：BMC medical research methodology

authors： Bakaki PM,Staley J,Liu R,Dawson N,Golchin N,Horace A,Johnson H,Waldron J,Winterstein A,Kleinman LC,Bolen SD

更新日期：2018-10-04 00:00:00

abstract：BACKGROUND:Epidemiologic studies often struggle to adequately represent populations and outcomes of interest. Differences in methodology, data analysis and research questions often mean that reviews and synthesis of the existing literature have significant limitations. The current paper details our experiences in combi...

journal_title：BMC medical research methodology

authors： Allen J,Inder KJ,Lewin TJ,Attia JR,Kay-Lambkin FJ,Baker AL,Hazell T,Kelly BJ

更新日期：2013-10-05 00:00:00

abstract：BACKGROUND:Discrete Choice Experiments (DCEs) are increasingly used in studies in healthcare research but there is still little empirical evidence for the predictive value of these hypothetical situations in similar real life circumstances. The aim of this paper is to compare the stated preferences in a DCE and the acc...

journal_title：BMC medical research methodology

authors： Lambooij MS,Harmsen IA,Veldwijk J,de Melker H,Mollema L,van Weert YW,de Wit GA

更新日期：2015-03-12 00:00:00

abstract：BACKGROUND:We demonstrate an application of Group-Based Trajectory Modeling (GBTM) based on the beta distribution. It is offered as an alternative to the normal distribution for modeling continuous longitudinal data that are poorly fit by the normal distribution even with censoring. The primary advantage of the beta di...

journal_title：BMC medical research methodology

authors： Elmer J,Jones BL,Nagin DS

更新日期：2018-11-26 00:00:00

abstract：BACKGROUND:There is a recognised need to build primary care medication adherence services which are tailored to patients' needs. Continuous quality improvement of such services requires a regular working method of measuring adherence in order to monitor effectiveness. Self report has been considered the method of choic...

journal_title：BMC medical research methodology

authors： Garfield S,Clifford S,Eliasson L,Barber N,Willson A

更新日期：2011-11-03 00:00:00

abstract：BACKGROUND:Plasma cell dyscrasias (PCD) are a spectrum of disorders resulting from the clonal expansion of plasma cells, ranging from the pre-malignant condition monoclonal gammopathy of undetermined significance (MGUS) to multiple myeloma (MM). MM generates a significant burden of disease on the community and it is pr...

journal_title：BMC medical research methodology

authors： Bergin K,Moore E,McQuilten Z,Wood E,Augustson B,Blacklock H,Ho J,Horvath N,King T,McNeil J,Mollee P,Quach H,Reid CM,Rosengarten B,Walker P,Spencer A

更新日期：2016-11-09 00:00:00

abstract：BACKGROUND:Centralisation of thrombolysis may offer substantial benefits. The aim of this study was to assess short term costs and effects of centralisation of thrombolysis and optimised care in a decentralised system. METHODS:Using simulation modelling, three scenarios to improve decentralised settings in the North o...

journal_title：BMC medical research methodology

authors： Lahr MM,van der Zee DJ,Luijckx GJ,Vroomen PC,Buskens E

更新日期：2017-01-10 00:00:00

abstract：BACKGROUND:The occurrence of communicable diseases (CD) depends on exposure to contagious persons. The effects of exposure to CD are delayed in time and contagious persons remain contagious for several days during which their contagiousness varies. Moreover when multiple exposures occur, it is difficult to know which e...

journal_title：BMC medical research methodology

authors： Payet C,Voirin N,Vanhems P,Ecochard R

更新日期：2013-02-20 00:00:00

abstract：BACKGROUND:In prognostic studies model instability and missing data can be troubling factors. Proposed methods for handling these situations are bootstrapping (B) and Multiple imputation (MI). The authors examined the influence of these methods on model composition. METHODS:Models were constructed using a cohort of 58...

journal_title：BMC medical research methodology

authors： Vergouw D,Heymans MW,Peat GM,Kuijpers T,Croft PR,de Vet HC,van der Horst HE,van der Windt DA

更新日期：2010-09-17 00:00:00

abstract：BACKGROUND:When investigating subgroup effects in meta-analysis, it is unclear whether accounting in meta-regression for between-trial variation in treatment effects, but not between-trial variation in treatment interaction effects when such effects are present, leads to biased estimates, coverage problems, or wrong st...

journal_title：BMC medical research methodology

authors： da Costa BR,Sutton AJ

更新日期：2019-10-26 00:00:00