Skip to main content

Advertisement

Data collection, quality, and reporting

Section edited by Livia Puljak

This section considers manuscripts that assess quality aspects of data collected in all types of medical research studies, including systematic reviews and meta-analyses, along with how the data are reported in published form.

Page 5 of 6

  1. Content type: Research article

    Missing data are common in medical research, which can lead to a loss in statistical power and potentially biased results if not handled appropriately. Multiple imputation (MI) is a statistical method, widely ...

    Authors: Panteha Hayati Rezvan, Katherine J Lee and Julie A Simpson

    Citation: BMC Medical Research Methodology 2015 15:30

    Published on:

  2. Content type: Research article

    The COMET (Core Outcome Measures in Effectiveness Trials) Initiative is developing a publicly accessible online resource to collate the knowledge base for core outcome set development (COS) and the applied wor...

    Authors: Elizabeth Gargon, Paula R Williamson and Mike Clarke

    Citation: BMC Medical Research Methodology 2015 15:26

    Published on:

  3. Content type: Research article

    Large registries are important data sources in epidemiological studies of shock, if these registries are valid. Therefore, we examined the positive predictive value (PPV) of diagnosis codes for shock, the proc...

    Authors: Marie Dam Lauridsen, Henrik Gammelager, Morten Schmidt, Henrik Nielsen and Christian Fynbo Christiansen

    Citation: BMC Medical Research Methodology 2015 15:23

    Published on:

  4. Content type: Research article

    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...

    Authors: Mattijs S Lambooij, Irene A Harmsen, Jorien Veldwijk, Hester de Melker, Liesbeth Mollema, Yolanda WM van Weert and G Ardine de Wit

    Citation: BMC Medical Research Methodology 2015 15:19

    Published on:

  5. Content type: Research article

    In the present state of knowledge regarding the etiology of dental caries, it is unacceptable for studies addressing factors associated with this outcome to disregard oral hygiene. Simple, valid methods are ne...

    Authors: Giovana S Gil, Francine S Morikava, Gabriela C Santin, Tatiana P Pintarelli, Fabian C Fraiz and Fernanda M Ferreira

    Citation: BMC Medical Research Methodology 2015 15:14

    Published on:

  6. Content type: Research article

    Use of administrative claims from multiple sources for research purposes is challenged by the lack of consistency in the structure of the underlying data and definition of data across claims data providers. Th...

    Authors: Erica A Voss, Qianli Ma and Patrick B Ryan

    Citation: BMC Medical Research Methodology 2015 15:13

    Published on:

  7. Content type: Research article

    Conflicting findings on the validity of self-reported stroke from existing studies creates uncertainty about the appropriateness of using self-reported stroke in epidemiological research. We aimed to compare s...

    Authors: Caroline A Jackson, Gita D Mishra, Leigh Tooth, Julie Byles and Annette Dobson

    Citation: BMC Medical Research Methodology 2015 15:7

    Published on:

  8. Content type: Research article

    In cancer screening trials where the primary outcome is target cancer-specific mortality, the unbiased determination of underlying cause of death (UCD) is crucial. To minimise bias, the UCD should be independe...

    Authors: Naomi J Williams, Elizabeth M Hill, Siaw Yein Ng, Richard M Martin, Chris Metcalfe, Jenny L Donovan, Simon Evans, Laura J Hughes, Charlotte F Davies, Freddie C Hamdy, David E Neal and Emma L Turner

    Citation: BMC Medical Research Methodology 2015 15:6

    Published on:

  9. Content type: Research article

    The Global Activity Limitation Indicator (GALI), the measure underlying the European indicator Healthy Life Years (HLY), is widely used to compare population health across countries. However, the comparability...

    Authors: Nicolas Berger, Herman Van Oyen, Emmanuelle Cambois, Tony Fouweather, Carol Jagger, Wilma Nusselder and Jean-Marie Robine

    Citation: BMC Medical Research Methodology 2015 15:1

    Published on:

  10. Content type: Research article

    Several authors have developed and applied methods to routine data sets to identify the nature and rate of complications following interventional procedures. But, to date, there has been no systematic search f...

    Authors: Kim Keltie, Helen Cole, Mick Arber, Hannah Patrick, John Powell, Bruce Campbell and Andrew Sims

    Citation: BMC Medical Research Methodology 2014 14:126

    Published on:

  11. Content type: Research article

    A number of cohort studies and longitudinal household panel studies in Great Britain have asked for consent to link survey data to administrative health data. We explore commonalities and differences in the pr...

    Authors: Gundi Knies and Jonathan Burton

    Citation: BMC Medical Research Methodology 2014 14:125

    Published on:

  12. Content type: Research article

    To allow an accurate evaluation of abstracts of systematic reviews, the PRISMA Statement recommends that the limitations of the evidence (e.g., risk of bias, publication bias, inconsistency, imprecision) shoul...

    Authors: Amélie Yavchitz, Philippe Ravaud, Sally Hopewell, Gabriel Baron and Isabelle Boutron

    Citation: BMC Medical Research Methodology 2014 14:123

    Published on:

  13. Content type: Research article

    Syntheses of qualitative studies can inform health policy, services and our understanding of patient experience. Meta-ethnography is a systematic seven-phase interpretive qualitative synthesis approach well-su...

    Authors: Emma F France, Nicola Ring, Rebecca Thomas, Jane Noyes, Margaret Maxwell and Ruth Jepson

    Citation: BMC Medical Research Methodology 2014 14:119

    Published on:

  14. Content type: Research article

    The study aimed to investigate the meaning patients assign to two measures of quality of life: the Schedule for Evaluation of Individual Quality of Life Direct Weighting (SEIQoL-DW) and the SEIQoL-DW Disease R...

    Authors: Lena Wettergren, Mathilde Hedlund Lindberg, Åsa Kettis, Bengt Glimelius and Lena Ring

    Citation: BMC Medical Research Methodology 2014 14:115

    Published on:

  15. Content type: Research article

    Randomised controlled trials (RCT) are highly influential upon medical decisions. Thus RCTs must not distort the truth. One threat to internal trial validity is the correct prediction of future allocations (se...

    Authors: Steffen Mickenautsch, Bo Fu, Sheila Gudehithlu and Vance W Berger

    Citation: BMC Medical Research Methodology 2014 14:114

    Published on:

  16. Content type: Technical advance

    The importance of findings derived from syntheses of qualitative research has been increasingly acknowledged. Findings that arise from qualitative syntheses inform questions of practice and policy in their own...

    Authors: Zachary Munn, Kylie Porritt, Craig Lockwood, Edoardo Aromataris and Alan Pearson

    Citation: BMC Medical Research Methodology 2014 14:108

    Published on:

  17. Content type: Research article

    Video stimulated recall (VSR) is a method of enhancing participants’ accounts of the consultation using a video recording of the event to encourage and prompt recall in a post consultation interview. VSR is us...

    Authors: Zoe Paskins, Gretl McHugh and Andrew B Hassell

    Citation: BMC Medical Research Methodology 2014 14:101

    Published on:

  18. Content type: Research article

    A widely discussed design issue in patient satisfaction questionnaires is the optimal length and labelling of the answering scale. The aim of the present study was to compare intra-individually the answers on ...

    Authors: Salome Dell-Kuster, Esteban Sanjuan, Atanas Todorov, Heidemarie Weber, Michael Heberer and Rachel Rosenthal

    Citation: BMC Medical Research Methodology 2014 14:96

    Published on:

  19. Content type: Research article

    Anonymous survey methods appear to promote greater disclosure of sensitive or stigmatizing information compared to non-anonymous methods. Higher disclosure rates have traditionally been interpreted as being mo...

    Authors: Maureen Murdoch, Alisha Baines Simon, Melissa Anderson Polusny, Ann Kay Bangerter, Joseph Patrick Grill, Siamak Noorbaloochi and Melissa Ruth Partin

    Citation: BMC Medical Research Methodology 2014 14:90

    Published on:

  20. Content type: Correspondence

    Studies that systematically search for and synthesise qualitative research are becoming more evident in health care, and they can make an important contribution to patient care. Our team was funded to complete...

    Authors: Francine Toye, Kate Seers, Nick Allcock, Michelle Briggs, Eloise Carr and Karen Barker

    Citation: BMC Medical Research Methodology 2014 14:80

    Published on:

  21. Content type: Research article

    Health and Demographic Surveillance Systems (HDSS) have been instrumental in advancing population and health research in low- and middle- income countries where vital registration systems are often weak. Howev...

    Authors: Chodziwadziwa W Kabudula, Benjamin D Clark, Francesc Xavier Gómez-Olivé, Stephen Tollman, Jane Menken and Georges Reniers

    Citation: BMC Medical Research Methodology 2014 14:71

    Published on:

  22. Content type: Research article

    The Project on a Framework for Rating Evidence in Public Health (PRECEPT) was initiated and is being funded by the European Centre for Disease Prevention and Control (ECDC) to define a methodology for evaluati...

    Authors: Thomas Harder, Anja Takla, Eva Rehfuess, Alex Sánchez-Vivar, Dorothea Matysiak-Klose, Tim Eckmanns, Gérard Krause, Helena de Carvalho Gomes, Andreas Jansen, Simon Ellis, Frode Forland, Roberta James, Joerg J Meerpohl, Antony Morgan, Holger Schünemann, Teun Zuiderent-Jerak…

    Citation: BMC Medical Research Methodology 2014 14:69

    Published on:

  23. Content type: Research article

    Split-mouth randomized controlled trials (RCTs) are popular in oral health research. Meta-analyses frequently include trials of both split-mouth and parallel-arm designs to derive combined intervention effects...

    Authors: Violaine Smaïl-Faugeron, Hélène Fron-Chabouis, Frédéric Courson and Pierre Durieux

    Citation: BMC Medical Research Methodology 2014 14:64

    Published on:

    The Erratum to this article has been published in BMC Medical Research Methodology 2015 15:72

  24. Content type: Technical advance

    Evaluating the methodological quality of clinical practice guidelines is essential before deciding which ones which could best inform policy or practice. One current method of evaluating clinical guideline qua...

    Authors: Karen Grimmer, Janine Margarita Dizon, Steve Milanese, Ellena King, Kate Beaton, Olivia Thorpe, Lucylynn Lizarondo, Julie Luker, Zuzana Machotka and Saravana Kumar

    Citation: BMC Medical Research Methodology 2014 14:63

    Published on:

  25. Content type: Research article

    There is increasing interest in innovative methods to carry out systematic reviews of complex interventions. Theory-based approaches, such as logic models, have been suggested as a means of providing additiona...

    Authors: Susan K Baxter, Lindsay Blank, Helen Buckley Woods, Nick Payne, Melanie Rimmer and Elizabeth Goyder

    Citation: BMC Medical Research Methodology 2014 14:62

    Published on:

  26. Content type: Research article

    Cluster-based studies in health research are increasing. An important characteristic of such studies is the presence of intracluster correlation, typically quantified by the intracluster correlation coefficien...

    Authors: Giuliane J Lajos, Samira M Haddad, Ricardo P Tedesco, Renato Passini Jr, Tabata Z Dias, Marcelo L Nomura, Patrícia M Rheder, Maria H Sousa and Jose G Cecatti

    Citation: BMC Medical Research Methodology 2014 14:54

    Published on:

  27. Content type: Technical advance

    Patients with inflammatory rheumatic diseases have expressed a need for more frequent measurement of relevant outcomes, due to the variations in their symptoms during the day and from day to day. At present, p...

    Authors: Anne Christie, Hanne Dagfinrud, Øystein Dale, Trenton Schulz and Kåre Birger Hagen

    Citation: BMC Medical Research Methodology 2014 14:52

    Published on:

  28. Content type: Research article

    Self- administered questionnaires or interviews and medical records are often used as sources of research data; thus it is essential to evaluate their concordance and reliability. The aim of this paper was to ...

    Authors: Jennifer R Bai, Dhritiman V Mukherjee, Montina Befus, Zoltan Apa, Franklin D Lowy and Elaine L Larson

    Citation: BMC Medical Research Methodology 2014 14:50

    Published on:

  29. Content type: Research article

    Systematic Reviews (SRs) of experimental animal studies are not yet common practice, but awareness of the merits of conducting such SRs is steadily increasing. As animal intervention studies differ from random...

    Authors: Carlijn R Hooijmans, Maroeska M Rovers, Rob BM de Vries, Marlies Leenaars, Merel Ritskes-Hoitinga and Miranda W Langendam

    Citation: BMC Medical Research Methodology 2014 14:43

    Published on:

  30. Content type: Research article

    Before considering whether to use a multivariable (diagnostic or prognostic) prediction model, it is essential that its performance be evaluated in data that were not used to develop the model (referred to as ...

    Authors: Gary S Collins, Joris A de Groot, Susan Dutton, Omar Omar, Milensu Shanyinde, Abdelouahid Tajar, Merryn Voysey, Rose Wharton, Ly-Mee Yu, Karel G Moons and Douglas G Altman

    Citation: BMC Medical Research Methodology 2014 14:40

    Published on:

  31. Content type: Research article

    Data on HCV-related cirrhosis progression are scarce in developing countries in general, and in Egypt in particular. The objective of this study was to estimate the probability of death and transition between ...

    Authors: Anthony Cousien, Dorothée Obach, Sylvie Deuffic-Burban, Aya Mostafa, Gamal Esmat, Valérie Canva, Mohamed El Kassas, Mohammad El-Sayed, Wagida A Anwar, Arnaud Fontanet, Mostafa K Mohamed and Yazdan Yazdanpanah

    Citation: BMC Medical Research Methodology 2014 14:39

    Published on:

  32. Content type: Research article

    Health professionals’ behaviour is a key component in compliance with evidence-based recommendations. Opinion leaders are an oft-used method of influencing such behaviours in implementation studies, but reliab...

    Authors: Katherine Farley, Andria Hanbury and Carl Thompson

    Citation: BMC Medical Research Methodology 2014 14:38

    Published on:

  33. Content type: Research article

    Drawing conclusions from systematic reviews of test accuracy studies without considering the methodological quality (risk of bias) of included studies may lead to unwarranted optimism about the value of the te...

    Authors: Eleanor A Ochodo, Wynanda A van Enst, Christiana A Naaktgeboren, Joris AH de Groot, Lotty Hooft, Karel GM Moons, Johannes B Reitsma, Patrick M Bossuyt and Mariska MG Leeflang

    Citation: BMC Medical Research Methodology 2014 14:33

    Published on:

  34. Content type: Research article

    To examine empirically whether the mean difference (MD) or the standardised mean difference (SMD) is more generalizable and statistically powerful in meta-analyses of continuous outcomes when the same unit is ...

    Authors: Nozomi Takeshima, Takashi Sozu, Aran Tajika, Yusuke Ogawa, Yu Hayasaka and Toshiaki A Furukawa

    Citation: BMC Medical Research Methodology 2014 14:30

    Published on:

  35. Content type: Research article

    There is growing recognition of the value of conducting qualitative research with trials in health research. It is timely to reflect on how this qualitative research is presented in grant proposals to identify...

    Authors: Sarah J Drabble, Alicia O’Cathain, Kate J Thomas, Anne Rudolph and Jenny Hewison

    Citation: BMC Medical Research Methodology 2014 14:24

    Published on:

  36. Content type: Research article

    The Canadian Community Health Survey (CCHS) is a cross-sectional survey that has collected information on health determinants, health status and the utilization of the health system in Canada since 2001. Sever...

    Authors: Dean W Yergens, Daniel J Dutton and Scott B Patten

    Citation: BMC Medical Research Methodology 2014 14:15

    Published on:

  37. Content type: Research article

    Reference management software programs enable researchers to more easily organize and manage large volumes of references typically identified during the production of systematic reviews. The purpose of this st...

    Authors: Diane L Lorenzetti and William A Ghali

    Citation: BMC Medical Research Methodology 2013 13:141

    Published on:

  38. Content type: Research article

    Patient registries represent a well-established methodology for prospective data collection with a wide array of applications for clinical research and health care administration. An examination and synthesis ...

    Authors: Lawrence Korngut, Gail MacKean, Lisa Casselman, Megan Johnston, Lundy Day, Darren Lam, Diane Lorenzetti, Janet Warner, Nathalie Jetté and Tamara Pringsheim

    Citation: BMC Medical Research Methodology 2013 13:135

    Published on:

  39. Content type: Research article

    The benefits of stroke unit care in terms of reducing death, dependency and institutional care were demonstrated in a 2009 Cochrane review carried out by the Stroke Unit Trialists’ Collaboration.

    Authors: Ying Sun, Dominique Paulus, Maria Eyssen, Johan Maervoet and Omer Saka

    Citation: BMC Medical Research Methodology 2013 13:132

    Published on:

  40. Content type: Research article

    Recent research indicates a high recall in Google Scholar searches for systematic reviews. These reports raised high expectations of Google Scholar as a unified and easy to use search interface. However, studi...

    Authors: Martin Boeker, Werner Vach and Edith Motschall

    Citation: BMC Medical Research Methodology 2013 13:131

    Published on:

  41. Content type: Research article

    Previous reviews of cluster randomised trials have been critical of the quality of the trials reviewed, but none has explored determinants of the quality of these trials in a specific field over an extended pe...

    Authors: Karla Diaz-Ordaz, Robert Froud, Bart Sheehan and Sandra Eldridge

    Citation: BMC Medical Research Methodology 2013 13:127

    Published on:

  42. Content type: Research article

    The development and evaluation of complex interventions in healthcare has obtained increased awareness. The Medical Research Council’s (MRC) framework for the development and evaluation of complex intervention...

    Authors: Ralph Möhler, Gabriele Bartoszek and Gabriele Meyer

    Citation: BMC Medical Research Methodology 2013 13:125

    Published on:

  43. Content type: Research article

    Administrative data are a valuable source of estimates of diabetes prevalence for groups such as coronary heart disease (CHD) patients. The primary aim of this study was to measure concordance between medical ...

    Authors: Lee Nedkoff, Matthew Knuiman, Joseph Hung, Frank M Sanfilippo, Judith M Katzenellenbogen and Tom G Briffa

    Citation: BMC Medical Research Methodology 2013 13:121

    Published on:

  44. Content type: Technical advance

    Systematic review methodologies can be harnessed to help researchers to understand and explain how complex interventions may work. Typically, when reviewing complex interventions, a review team will seek to un...

    Authors: Andrew Booth, Janet Harris, Elizabeth Croot, Jane Springett, Fiona Campbell and Emma Wilkins

    Citation: BMC Medical Research Methodology 2013 13:118

    Published on:

  45. Content type: Research article

    Assessing the risk of bias of randomized controlled trials (RCTs) is crucial to understand how biases affect treatment effect estimates. A number of tools have been developed to evaluate risk of bias of RCTs; ...

    Authors: Susan Armijo-Olivo, Jorge Fuentes, Maria Ospina, Humam Saltaji and Lisa Hartling

    Citation: BMC Medical Research Methodology 2013 13:116

    Published on:

  46. Content type: Research article

    Questionnaires are valuable for population surveys of mental health. Different survey instruments may however give different results. The present study compares two mental health instruments, the Major Depress...

    Authors: Sannie Vester Thorsen, Reiner Rugulies, Pernille U Hjarsbech and Jakob Bue Bjorner

    Citation: BMC Medical Research Methodology 2013 13:115

    Published on: