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BMC Medical Research Methodology

Ausgabe 1/2007

Inhalt (53 Artikel)

Open Access Research article

Development, feasibility and performance of a health risk appraisal questionnaire for older persons

Andreas E Stuck, Kalpa Kharicha, Ulrike Dapp, Jennifer Anders, Wolfgang von Renteln-Kruse, Hans Peter Meier-Baumgartner, Danielle Harari, Cameron G Swift, Katja Ivanova, Matthias Egger, Gerhard Gillmann, Jerilyn Higa, John C Beck, Steve Iliffe

Open Access Study protocol

The PRO-AGE study: an international randomised controlled study of health risk appraisal for older persons based in general practice

Andreas E Stuck, Kalpa Kharicha, Ulrike Dapp, Jennifer Anders, Wolfgang von Renteln-Kruse, Hans Peter Meier-Baumgartner, Steve Iliffe, Danielle Harari, Martin D Bachmann, Matthias Egger, Gerhard Gillmann, John C Beck, Cameron G Swift

Open Access Research article

Bivariate random-effects meta-analysis and the estimation of between-study correlation

Richard D Riley, Keith R Abrams, Alexander J Sutton, Paul C Lambert, John R Thompson

Open Access Research article

Worked examples of alternative methods for the synthesis of qualitative and quantitative research in systematic reviews

Patricia J Lucas, Janis Baird, Lisa Arai, Catherine Law, Helen M Roberts

Open Access Research article

Inclusion of zero total event trials in meta-analyses maintains analytic consistency and incorporates all available data

Jan O Friedrich, Neill KJ Adhikari, Joseph Beyene

Open Access Research article

Demographic and occupational predictors of early response to a mailed invitation to enroll in a longitudinal health study

Jean-Paul Chretien, Laura K Chu, Tyler C Smith, Besa Smith, Margaret AK Ryan

Open Access Debate

Researching complementary and alternative treatments – the gatekeepers are not at home

Vinjar Fønnebø, Sameline Grimsgaard, Harald Walach, Cheryl Ritenbaugh, Arne Johan Norheim, Hugh MacPherson, George Lewith, Laila Launsø, Mary Koithan, Torkel Falkenberg, Heather Boon, Mikel Aickin

Open Access Research article

Selective attrition and bias in a longitudinal health survey among survivors of a disaster

Bellis van den Berg, Peter van der Velden, Rebecca Stellato, Linda Grievink

Open Access Research article

A cautionary note regarding count models of alcohol consumption in randomized controlled trials

Nicholas J Horton, Eugenia Kim, Richard Saitz

Open Access Research article

Development of AMSTAR: a measurement tool to assess the methodological quality of systematic reviews

Beverley J Shea, Jeremy M Grimshaw, George A Wells, Maarten Boers, Neil Andersson, Candyce Hamel, Ashley C Porter, Peter Tugwell, David Moher, Lex M Bouter

Open Access Research article

Selection bias: neighbourhood controls and controls selected from those presenting to a Health Unit in a case control study of efficacy of BCG revaccination

Odimariles MS Dantas, Ricardo AA Ximenes, Maria de Fatima PM de Albuquerque, Ulisses R Montarroyos, Wayner V de Souza, Patrícia Varejão, Laura C Rodrigues

Open Access Research article

Improving response rates using a monetary incentive for patient completion of questionnaires: an observational study

Stephen D Brealey, Christine Atwell, Stirling Bryan, Simon Coulton, Helen Cox, Ben Cross, Fiona Fylan, Andrew Garratt, Fiona J Gilbert, Maureen GC Gillan, Maggie Hendry, Kerenza Hood, Helen Houston, David King, Veronica Morton, Jo Orchard, Michael Robling, Ian T Russell, David Torgerson, Valerie Wadsworth, Clare Wilkinson

Open Access Research article

Factors affecting study efficiency and item non-response in health surveys in developing countries: the Jamaica national healthy lifestyle survey

Rainford Wilks, Novie Younger, Jasneth Mullings, Namvar Zohoori, Peter Figueroa, Marshall Tulloch-Reid, Trevor Ferguson, Christine Walters, Franklyn Bennett, Terrence Forrester, Elizabeth Ward, Deanna Ashley

Open Access Correspondence

Methodological standards in non-inferiority AIDS trials: moving from adherence to compliance: Response

Frank van Leth, Ferdinand W Wit, Joep M Lange

Open Access Research article

Recruitment and retention in a multicentre randomised controlled trial in Bell's palsy: A case study

Brian McKinstry, Victoria Hammersley, Fergus Daly, Frank Sullivan

Open Access Debate

Pragmatic trials in primary care. Methodological challenges and solutions demonstrated by the DIAMOND-study

Gerdine AJ Fransen, Corine J van Marrewijk, Suhreta Mujakovic, Jean WM Muris, Robert JF Laheij, Mattijs E Numans, Niek J de Wit, Melvin Samsom, Jan BMJ Jansen, J André Knottnerus

Open Access Research article

Relation between body mass index and depression: a structural equation modeling approach

Alina Dragan, Noori Akhtar-Danesh

Open Access Research article

Assessing differential attrition in clinical trials: self-monitoring of oral anticoagulation and type II diabetes

Carl Heneghan, Rafael Perera, Alison Ward A, David Fitzmaurice, Emma Meats, Paul Glasziou

Open Access Research article

Questionnaire discrimination: (re)-introducing coefficient δ

Matthew Hankins

Open Access Software

Developing algorithms for healthcare insurers to systematically monitor surgical site infection rates

Susan S Huang, James M Livingston, Nigel SB Rawson, Steven Schmaltz, Richard Platt

Open Access Research article

Copula based prediction models: an application to an aortic regurgitation study

Pranesh Kumar, Mohamed M Shoukri

Open Access Research article

Predictors of locating women six to eight years after contact: internet resources at recruitment may help to improve response rates in longitudinal research

Suzanne M Cadarette, Leigh Dickson, Monique AM Gignac, Dorcas E Beaton, Susan B Jaglal, Gillian A Hawker

Open Access Technical advance

Automated inter-rater reliability assessment and electronic data collection in a multi-center breast cancer study

Soe Soe Thwin, Kerri M Clough-Gorr, Maribet C McCarty, Timothy L Lash, Sharon H Alford, Diana SM Buist, Shelley M Enger, Terry S Field, Floyd Frost, Feifei Wei, Rebecca A Silliman

Open Access Research article

The impact of disease-related impairments on disability and health-related quality of life: a systematic review

Nadine Weisscher, Rob J de Haan, Marinus Vermeulen

Open Access Research article

Do intrauterine or genetic influences explain the foetal origins of chronic disease? A novel experimental method for disentangling effects

Anita Thapar, Gordon Harold, Frances Rice, XiaoJia Ge, Jacky Boivin, Dale Hay, Marianne van den Bree, Allyson Lewis

Open Access Research article

Comparison of two different physical activity monitors

David R Paul, Matthew Kramer, Alanna J Moshfegh, David J Baer, William V Rumpler

Open Access Research article

A randomized trial of mailed questionnaires versus telephone interviews: Response patterns in a survey

Helene Feveile, Ole Olsen, Annie Hogh

Open Access Research article

Developing search strategies for clinical practice guidelines in SUMSearch and Google Scholar and assessing their retrieval performance

Andrea Haase, Markus Follmann, Guido Skipka, Hanna Kirchner

Open Access Research article

Use of hierarchical models to evaluate performance of cardiac surgery centres in the Italian CABG outcome study

Paola D'Errigo, Maria E Tosti, Danilo Fusco, Carlo A Perucci, Fulvia Seccareccia

Open Access Research article

The Hawthorne Effect: a randomised, controlled trial

Rob McCarney, James Warner, Steve Iliffe, Robbert van Haselen, Mark Griffin, Peter Fisher

Open Access Research article

Online genetic databases informing human genome epidemiology

Angela J Frodsham, Julian PT Higgins

Open Access Technical advance

Systematic reviews of adverse effects: framework for a structured approach

Yoon K Loke, Deirdre Price, Andrew Herxheimer

Open Access Research article

Variable selection under multiple imputation using the bootstrap in a prognostic study

Martijn W Heymans, Stef van Buuren, Dirk L Knol, Willem van Mechelen, Henrica CW de Vet

Open Access Research article

A simulation study of sample size for multilevel logistic regression models

Rahim Moineddin, Flora I Matheson, Richard H Glazier

Open Access Research article

Visual inspection with acetic acid as a cervical cancer test: accuracy validated using latent class analysis

Lynne Gaffikin, John A McGrath, Marc Arbyn, Paul D Blumenthal

Open Access Research article

Confirmatory factor analytical study of the WHOQOL-Bref: experience with Sudanese general population and psychiatric samples

Jude U Ohaeri, Abdel W Awadalla, Abdul-Hamid M El-Abassi, Anila Jacob

Open Access Research article

A predictive Bayesian approach to risk analysis in health care

Terje Aven, Karianne Eidesen

Open Access Correspondence

A systematic comparison of software dedicated to meta-analysis of causal studies

Leon Bax, Ly-Mee Yu, Noriaki Ikeda, Karel GM Moons

Open Access Research article

Measurement error adjustment in essential fatty acid intake from a food frequency questionnaire: alternative approaches and methods

May A Beydoun, Jay S Kaufman, Joseph Ibrahim, Jessie A Satia, Gerardo Heiss

Open Access Research article

Recruiting and retaining GPs and patients in intervention studies: the DEPS-GP project as a case study

Michelle K Williamson, Jane Pirkis, Jon J Pfaff, Orla Tyson, Moira Sim, Ngaire Kerse, Nicola T Lautenschlager, Nigel P Stocks, Osvaldo P Almeida

Open Access Study protocol

Optimising reproductive and child health outcomes by building evidence-based research and practice in South East Asia (SEA-ORCHID): study protocol

David J Henderson-Smart, Pisake Lumbiganon, Mario R Festin, Jacqueline J Ho, Hakimi Mohammad, Steve J McDonald, Sally Green, Caroline A Crowther

Open Access Research article

The impact of nonlinear exposure-risk relationships on seasonal time-series data: modelling Danish neonatal birth anthropometric data

John McGrath, Adrian Barnett, Darryl Eyles, Thomas Burne, Carsten B Pedersen, Preben Bo Mortensen

Open Access Research article

Program design features that can improve participation in health education interventions

Enza Gucciardi, Jill I Cameron, Chen Di Liao, Alison Palmer, Donna E Stewart

Open Access Research article

Reliability of journal impact factor rankings

Darren C Greenwood

Open Access Research article

How many mailouts? Could attempts to increase the response rate in the Iraq war cohort study be counterproductive?

A Rosemary Tate, Margaret Jones, Lisa Hull, Nicola T Fear, Roberto Rona, Simon Wessely, Matthew Hotopf

Open Access Research article

An exploration of the use of simple statistics to measure consensus and stability in Delphi studies

Elizabeth A Holey, Jennifer L Feeley, John Dixon, Vicki J Whittaker