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  1. Content type: Research article

    Over the past decade, there have been substantial changes in landline and mobile phone ownership, with a substantial increase in the proportion of mobile-only households. Estimates of daily smoking rates for t...

    Authors: Joseph Hanna, Damien V. Cordery, David G. Steel, Walter Davis and Timothy C. Harrold

    Citation: BMC Medical Research Methodology 2017 17:65

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  2. Content type: Research article

    The area under the ROC curve (AUC) of risk models is known to be influenced by differences in case-mix and effect size of predictors. The impact of heterogeneity in correlation among predictors has however bee...

    Authors: Suman Kundu, Madhu Mazumdar and Bart Ferket

    Citation: BMC Medical Research Methodology 2017 17:63

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  3. Content type: Research article

    Systematic reviews (SRs) are an important source of information about healthcare interventions. A key component of a well-conducted SR is a comprehensive literature search. There is limited evidence on the con...

    Authors: Lisa Hartling, Robin Featherstone, Megan Nuspl, Kassi Shave, Donna M. Dryden and Ben Vandermeer

    Citation: BMC Medical Research Methodology 2017 17:64

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  4. Content type: Research article

    The usual kappa statistic requires that all observations be enumerated. However, in free-response assessments, only positive (or abnormal) findings are notified, but negative (or normal) findings are not. This...

    Authors: Marc Carpentier, Christophe Combescure, Laura Merlini and Thomas V. Perneger

    Citation: BMC Medical Research Methodology 2017 17:62

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  5. Content type: Study protocol

    Maternity intrapartum care research and clinical care more often focus on outcomes that minimise or prevent adverse health rather than on what constitutes positive health and wellbeing (salutogenesis). This wa...

    Authors: Valerie Smith, Deirdre Daly, Ingela Lundgren, Tine Eri, Cecily Begley, Mechthild M. Gross, Soo Downe, Zarko Alfirevic and Declan Devane

    Citation: BMC Medical Research Methodology 2017 17:61

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  6. Content type: Research article

    When developing a prediction model for survival data it is essential to validate its performance in external validation settings using appropriate performance measures. Although a number of such measures have ...

    Authors: M. Shafiqur Rahman, Gareth Ambler, Babak Choodari-Oskooei and Rumana Z. Omar

    Citation: BMC Medical Research Methodology 2017 17:60

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  7. Content type: Research article

    The collection of routine clinical data in the setting of research registries can serve an important role in understanding real world care. However, relatively little is known about the patient experience in r...

    Authors: Daniel H. Solomon, Nancy A. Shadick, Michael E. Weinblatt, Michelle Frits, Christine Iannaccone, Agnes Zak and Joshua R. Korzenik

    Citation: BMC Medical Research Methodology 2017 17:59

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  8. Content type: Research article

    Participant recruitment is an ongoing challenge in health research. Recruitment may be especially difficult for studies of access to health care because, even among those who are in care, people using services...

    Authors: Christopher J. Miller, James F. Burgess Jr., Ellen P. Fischer, Deborah J. Hodges, Lindsay K. Belanger, Jessica M. Lipschitz, Siena R. Easley, Christopher J. Koenig, Regina L. Stanley and Jeffrey M. Pyne

    Citation: BMC Medical Research Methodology 2017 17:57

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  9. Content type: Research article

    Framingham Stroke Risk Score (FSRS) is the most well-regarded risk appraisal tools for evaluating an individual’s absolute risk on stroke onset. However, several widely accepted risk factors for stroke were no...

    Authors: Xiao-Hua Zhou, Xiaonan Wang, Ashlee Duncan, Guizhou Hu and Jiayin Zheng

    Citation: BMC Medical Research Methodology 2017 17:58

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  10. Content type: Research article

    Evaluations of diagnostic tests are challenging because of the indirect nature of their impact on patient outcomes. Model-based health economic evaluations of tests allow different types of evidence from vario...

    Authors: Bethany Shinkins, Yaling Yang, Lucy Abel and Thomas R. Fanshawe

    Citation: BMC Medical Research Methodology 2017 17:56

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  11. Content type: Research Article

    Screening and detection of cases are a common public health priority for treatable chronic conditions with long subclinical periods. However, the validity of commonly-used metrics from surveillance systems for...

    Authors: Ralph Brinks, Annika Hoyer, Deborah B. Rolka, Oliver Kuss and Edward W. Gregg

    Citation: BMC Medical Research Methodology 2017 17:54

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  12. Content type: Research article

    ROC (receiver operating characteristic) curve analysis is well established for assessing how well a marker is capable of discriminating between individuals who experience disease onset and individuals who do n...

    Authors: Adina Najwa Kamarudin, Trevor Cox and Ruwanthi Kolamunnage-Dona

    Citation: BMC Medical Research Methodology 2017 17:53

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  13. Content type: Correspondence

    Obesity and obesity-related conditions, such as type 2 diabetes, are a major issue for Veteran health. Veterans Health Administration (VA) researchers and health systems leaders have worked separately and toge...

    Authors: Mona AuYoung, Laura J. Damschroder, Linda Kinsinger, Tannaz Moin and Caroline R. Richardson

    Citation: BMC Medical Research Methodology 2017 17:50

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  14. Content type: Research article

    The effects of postal questionnaire burden on return rates and answers given are unclear following treatment on an intensive care unit (ICU). We aimed to establish the effects of different postal questionnaire...

    Authors: Robert Hatch, Duncan Young, Vicki Barber, David A Harrison and Peter Watkinson

    Citation: BMC Medical Research Methodology 2017 17:49

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  15. Content type: Research article

    Overviews of reviews (overviews) compile information from multiple systematic reviews (SRs) to provide a single synthesis of relevant evidence for decision-making. It is recommended that authors assess and rep...

    Authors: Michelle Pollock, Ricardo M. Fernandes and Lisa Hartling

    Citation: BMC Medical Research Methodology 2017 17:48

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  16. Content type: Research article

    Vision influences functioning and disability of children with cerebral palsy, so there is a growing need for psychometrically robust tools to advance assessment of children’s vision abilities in clinical pract...

    Authors: Belinda Deramore Denver, Margareta Adolfsson, Elspeth Froude, Peter Rosenbaum and Christine Imms

    Citation: BMC Medical Research Methodology 2017 17:46

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  17. Content type: Research article

    Mediation is an important issue considered in the behavioral, medical, and social sciences. It addresses situations where the effect of a predictor variable X on an outcome variable Y is explained to some extent ...

    Authors: George J. Knafl, Kathleen A. Knafl, Margaret Grey, Jane Dixon, Janet A. Deatrick and Agatha M. Gallo

    Citation: BMC Medical Research Methodology 2017 17:45

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  18. Content type: Research article

    Meta-analysis is very useful to summarize the effect of a treatment or a risk factor for a given disease. Often studies report results based on log-transformed variables in order to achieve the principal assum...

    Authors: Miguel Rodríguez-Barranco, Aurelio Tobías, Daniel Redondo, Elena Molina-Portillo and María José Sánchez

    Citation: BMC Medical Research Methodology 2017 17:44

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    The Erratum to this article has been published in BMC Medical Research Methodology 2017 17:91

  19. Content type: Correspondence

    With the increasing implementation of web-based, mobile health interventions in clinical trials, it is crucial for researchers to address the security and privacy concerns of patient information according to h...

    Authors: Roy Eagleson, Luis Altamirano-Diaz, Alex McInnis, Eva Welisch, Stefanie De Jesus, Harry Prapavessis, Meghan Rombeek, Jamie A. Seabrook, Teresa Park and Kambiz Norozi

    Citation: BMC Medical Research Methodology 2017 17:43

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  20. Content type: Research article

    Propensity scores are typically applied in retrospective cohort studies. We describe the feasibility of matching on a propensity score derived from a retrospective cohort and subsequently applied in a prospect...

    Authors: Eric S. Johnson, John F. Dickerson, William M. Vollmer, Alee M. Rowley, Cheryl Ritenbaugh, Richard A. Deyo and Lynn DeBar

    Citation: BMC Medical Research Methodology 2017 17:42

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  21. Content type: Research article

    Reporting of adverse events in randomized clinical trials (RCTs) is encouraged by the authors of The Consolidated Standards of Reporting Trials (CONSORT) statement. With robust methodological design and adequa...

    Authors: Lindsay M. Gorrell, Roger M. Engel, Reidar P. Lystad and Benjamin T. Brown

    Citation: BMC Medical Research Methodology 2017 17:41

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