Design and methods for testing a simple dietary message to improve weight loss and dietary quality

Author(s): Merriam Philip | Ma Yunsheng | Olendzki Barbara | Schneider Kristin | Li Wenjun | Ockene Ira | Pagoto Sherry
Volume: 9
Issue: 1
Year: 2009

Identifying strategies to maximise recruitment and retention of practices and patients in a multicentre randomised controlled trial of an intervention to optimise secondary prevention for coronary heart disease in primary care

Author(s): Leathem Claire | Cupples Margaret | Byrne Mary | O'Malley Mary | Houlihan Ailish | Murphy Andrew | Smith Susan
Volume: 9
Issue: 1
Year: 2009

Optimal classifier selection and negative bias in error rate estimation: an empirical study on high-dimensional prediction

Author(s): Boulesteix Anne-Laure | Strobl Carolin
Volume: 9
Issue: 1
Year: 2009

Recruitment barriers in a randomized controlled trial from the physicians' perspective – A postal survey

Author(s): Spaar Anne | Frey Martin | Turk Alexander | Karrer Werner | Puhan Milo
Volume: 9
Issue: 1
Year: 2009

Determining relative importance of variables in developing and validating predictive models

Author(s): Beyene Joseph | Atenafu Eshetu | Hamid Jemila | To Teresa | Sung Lillian
Volume: 9
Issue: 1
Year: 2009

Bayesian versus frequentist statistical inference for investigating a one-off cancer cluster reported to a health department

Author(s): Coory Michael | Wills Rachael | Barnett Adrian
Volume: 9
Issue: 1
Year: 2009

Current use of medical eponyms – a need for global uniformity in scientific publications

Author(s): Jana Narayan | Barik Sukumar | Arora Nalini
Volume: 9
Issue: 1
Year: 2009

Parasite threshold associated with clinical malaria in areas of different transmission intensities in north eastern Tanzania

Author(s): Mmbando Bruno | Lusingu John | Vestergaard Lasse | Lemnge Martha | Theander Thor | Scheike Thomas
Volume: 9
Issue: 1
Year: 2009

Timing of surgical antibiotic prophylaxis administration: Complexities of analysis

Author(s): Cartmill Carrie | Lingard Lorelei | Regehr Glenn | Espin Sherry | Bohnen John | Baker Ross | Rotstein Lorne
Volume: 9
Issue: 1
Year: 2009

An inclusive approach to raising standards in general practice: working with a 'community of practice' in Western Australia

Author(s): Jiwa Moyez | Deas Kathleen | Ross Jackie | Shaw Tim | Wilcox Helen | Spilsbury Katrina
Volume: 9
Issue: 1
Year: 2009

oA novel nonparametric approach for estimating cut-offs in continuous risk indicators with application to diabetes epidemiology

Author(s): Klotsche Jens | Ferger Dietmar | Pieper Lars | Rehm Jürgen | Wittchen Hans-Ulrich
Volume: 9
Issue: 1
Year: 2009

Determining the date of diagnosis – is it a simple matter? The impact of different approaches to dating diagnosis on estimates of delayed care for ovarian cancer in UK primary care

Author(s): Tate A Rosemary | Martin Alexander | Murray-Thomas Tarita | Anderson Sarah | Cassell Jackie
Volume: 9
Issue: 1
Year: 2009

Design and methods for a randomized clinical trial of a diabetes self-management intervention for low-Income Latinos: Latinos en Control

Author(s): Rosal Milagros | White Mary | Restrepo Angela | Olendzki Barbara | Scavron Jeffrey | Sinagra Elise | Ockene Ira | Thompson Michael | Lemon Stephenie | Candib Lucy | Reed George
Volume: 9
Issue: 1
Year: 2009

Combining estimates of interest in prognostic modelling studies after multiple imputation: current practice and guidelines

Author(s): Marshall Andrea | Altman Douglas | Holder Roger | Royston Patrick
Volume: 9
Issue: 1
Year: 2009

Trials and tribulations of recruiting 2,000 older women onto a clinical trial investigating falls and fractures: Vital D study

Author(s): Sanders Kerrie | Stuart Amanda | Merriman Elizabeth | Read Meaghan | Kotowicz Mark | Young Doris | Taylor Roderick | Blair-Holt Ian | Mander Alistair | Nicholson Geoffrey
Volume: 9
Issue: 1
Year: 2009

Methods for the synthesis of qualitative research: a critical review

Author(s): Barnett-Page Elaine | Thomas James
Volume: 9
Issue: 1
Year: 2009

Design effect in multicenter studies: gain or loss of power?

Author(s): Vierron Emilie | Giraudeau Bruno
Volume: 9
Issue: 1
Year: 2009

Stratification of the severity of critically ill patients with classification trees

Author(s): Trujillano Javier | Badia Mariona | Serviá Luis | March Jaume | Rodriguez-Pozo Angel
Volume: 9
Issue: 1
Year: 2009

Interim data monitoring to enroll higher-risk participants in HIV prevention trials

Author(s): Halpern Vera | Obunge Orikomaba | Ogunsola Folasade | Otusanya Sakiru | Umo-Otong John | Wang Chin-Hua | Mehta Neha
Volume: 9
Issue: 1
Year: 2009

Interviewee Transcript Review: assessing the impact on qualitative research

Author(s): Hagens Victoria | Dobrow Mark | Chafe Roger
Volume: 9
Issue: 1
Year: 2009

Assessing the impact of biomedical research in academic institutions of disparate sizes

Author(s): Sypsa Vana | Hatzakis Angelos
Volume: 9
Issue: 1
Year: 2009

Modeling of longitudinal polytomous outcome from complex survey data - application to investigate an association between mental distress and non-malignant respiratory diseases

Author(s): Pahwa Punam | Karunanayake Chandima
Volume: 9
Issue: 1
Year: 2009

Assessing quality of life in a randomized clinical trial: Correcting for missing data

Author(s): Gunnes Nina | Seierstad Taral | Aamdal Steinar | Brunsvig Paal | Jacobsen Anne-Birgitte | Sundstrøm Stein | Aalen Odd
Volume: 9
Issue: 1
Year: 2009

Bias in odds ratios by logistic regression modelling and sample size

Author(s): Nemes Szilard | Jonasson Junmei | Genell Anna | Steineck Gunnar
Volume: 9
Issue: 1
Year: 2009

Calculation of NNTs in RCTs with time-to-event outcomes: A literature review

Author(s): Hildebrandt Mandy | Vervölgyi Elke | Bender Ralf
Volume: 9
Issue: 1
Year: 2009

Reliability and validity of the Activity Questionnaire for Adults and Adolescents (AQuAA)

Author(s): Chinapaw Mai | Slootmaker Sander | Schuit Albertine | van Zuidam Mariska | van Mechelen Willem
Volume: 9
Issue: 1
Year: 2009

Spontaneous improvement in randomised clinical trials: meta-analysis of three-armed trials comparing no treatment, placebo and active intervention

Author(s): Krogsbøll Lasse | Hróbjartsson Asbjørn | Gøtzsche Peter
Volume: 9
Issue: 1
Year: 2009

Fitting multilevel models in complex survey data with design weights: Recommendations

Author(s): Carle Adam
Volume: 9
Issue: 1
Year: 2009

Effect of questionnaire structure on recall of drug utilization in a population of university students

Author(s): Gama Helena | Correia Sofia | Lunet Nuno
Volume: 9
Issue: 1
Year: 2009

Structural issues affecting mixed methods studies in health research: a qualitative study

Author(s): O'Cathain Alicia | Nicholl Jon | Murphy Elizabeth
Volume: 9
Issue: 1
Year: 2009

An illustration of and programs estimating attributable fractions in large scale surveys considering multiple risk factors

Author(s): Rückinger Simon | von Kries Rüdiger | Toschke André
Volume: 9
Issue: 1
Year: 2009

Methodology of a diabetes prevention translational research project utilizing a community-academic partnership for implementation in an underserved Latino community

Author(s): Merriam Philip | Tellez Trinidad | Rosal Milagros | Olendzki Barbara | Ma Yunsheng | Pagoto Sherry | Ockene Ira
Volume: 9
Issue: 1
Year: 2009

Online focus groups as a tool to collect data in hard-to-include populations: examples from paediatric oncology

Author(s): Tates Kiek | Zwaanswijk Marieke | Otten Roel | van Dulmen Sandra | Hoogerbrugge Peter | Kamps Willem | Bensing Jozien
Volume: 9
Issue: 1
Year: 2009

KIDMAP, a web based system for gathering patients' feedback on their doctors

Author(s): Chien Tsair-Wei | Wang Weng-Chung | Lin Sho-Be | Lin Ching-Yih | Guo How-Ran | Su Shih-Bin
Volume: 9
Issue: 1
Year: 2009

Evaluating the informatics for integrating biology and the bedside system for clinical research

Author(s): Deshmukh Vikrant | Meystre Stéphane | Mitchell Joyce
Volume: 9
Issue: 1
Year: 2009

Strategies for achieving a high response rate in a home interview survey

Author(s): Kiezebrink Kirsty | Crombie Iain | Irvine Linda | Swanson Vivien | Power Kevin | Wrieden Wendy | Slane Peter
Volume: 9
Issue: 1
Year: 2009

Exploration of the beliefs and experiences of Aboriginal people with cancer in Western Australia: a methodology to acknowledge cultural difference and build understanding

Author(s): Shahid Shaouli | Bessarab Dawn | Howat Peter | Thompson Sandra
Volume: 9
Issue: 1
Year: 2009

A labelled discrete choice experiment adds realism to the choices presented: preferences for surveillance tests for Barrett esophagus

Author(s): Kruijshaar Michelle | Essink-Bot Marie-Louise | Donkers Bas | Looman Caspar | Siersema Peter | Steyerberg Ewout
Volume: 9
Issue: 1
Year: 2009

Recruitment to a physical activity intervention study in women at increased risk of breast cancer

Author(s): Korde Larissa | Micheli Amy | Smith Ashley | Venzon David | Prindiville Sheila | Drinkard Bart | Sebring Nancy | Smith Marcia | Zujewski Jo | Eng-Wong Jennifer
Volume: 9
Issue: 1
Year: 2009

A semiparametric Bayesian proportional hazards model for interval censored data with frailty effects

Author(s): Henschel Volkmar | Engel Jutta | Hölzel Dieter | Mansmann Ulrich
Volume: 9
Issue: 1
Year: 2009

Multivariate random effects meta-analysis of diagnostic tests with multiple thresholds

Author(s): Hamza Taye | Arends Lidia | van Houwelingen Hans | Stijnen Theo
Volume: 9
Issue: 1
Year: 2009

Evidence synthesis as the key to more coherent and efficient research

Author(s): Sutton Alexander | Cooper Nicola | Jones David
Volume: 9
Issue: 1
Year: 2009

Quality assessment of diagnostic before-after studies: development of methodology in the context of a systematic review

Author(s): Meads Catherine | Davenport Clare
Volume: 9
Issue: 1
Year: 2009

New journal selection for quantitative survey of infectious disease research: application for Asian trend analysis

Author(s): Takahashi-Omoe Hiromi | Omoe Katsuhiko | Okabe Nobuhiko
Volume: 9
Issue: 1
Year: 2009

Incorporating natural variation into IVF clinic league tables: The Expected Rank

Author(s): Lingsma Hester | Eijkemans Marinus | Steyerberg Ewout
Volume: 9
Issue: 1
Year: 2009

Building blocks for meta-synthesis: data integration tables for summarising, mapping, and synthesising evidence on interventions for communicating with health consumers

Author(s): Ryan Rebecca | Kaufman Caroline | Hill Sophie
Volume: 9
Issue: 1
Year: 2009

International Active Surveillance Study of Women Taking Oral Contraceptives (INAS-OC Study)

Author(s): Dinger Juergen | Bardenheuer Kristina | Assmann Anita
Volume: 9
Issue: 1
Year: 2009

Record linkage to obtain birth outcomes for the evaluation of screening biomarkers in pregnancy: a feasibility study

Author(s): Lain Samantha | Algert Charles | Tasevski Vitomir | Morris Jonathan | Roberts Christine
Volume: 9
Issue: 1
Year: 2009

Strategies for improving patient recruitment to focus groups in primary care: a case study reflective paper using an analytical framework

Author(s): Dyas Jane | Apekey Tanefa | Tilling Michelle | Siriwardena A Niroshan
Volume: 9
Issue: 1
Year: 2009

Does direction of results of abstracts submitted to scientific conferences on drug addiction predict full publication?

Author(s): Vecchi Simona | Belleudi Valeria | Amato Laura | Davoli Marina | Perucci Carlo
Volume: 9
Issue: 1
Year: 2009