LGLaura Martínez García

Laura Martínez García

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Previous Organizations / Institutes

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Laura Martínez García has a total of 198 co-authors. Here are the top co-authors by number of shared publications:


Latest Publications

  • Open Access

    Test to assess claims about treatment effects for Spanish primary school children: the development process and cross-sectional validation study of the test

    by Laura Samsó Jofra, Astrid Dahlgren, Pablo Alonso-Coello, Esther Cánovas Martínez, Giordano Pérez-Gaxiola, Marta Roqué i Figuls, Sarah Rosenbaum, Héctor Sanz-Herranz, Nancy G Valenzuela Rubio, Laura Martínez García

    Objectives The aims of this study were (1) to develop and validate the interactive CLAIM Test (iCLAIM Test) to measure children’s ability to assess claims about treatment effects and make informed health choices and (2) to measure this ability in Spanish primary school children using the developed test. Design We followed a multistep process including (1) definition of the test scope, (2) selection of the questions, (3) translation process, (4) design and development of the online test, (5) external review with experts, (6) user-test with children and (7) cross-sectional validation study with Rasch analysis. Setting Spanish primary schools. Participants Twelve experts (75% women) participated in the review, 11 children (45% girls) participated in the user-test and 480 Spanish primary school children (46.5% girls) from fourth to sixth grades (9–12 years old) participated in the cross-sectional validation study. Results The iCLAIM Test is an online, interactive and user-friendly test in Spanish that measures children’s ability to understand and apply key concepts of the informed health choices (IHC) Project when assessing claims about treatment effects and making IHCs. The test includes 30 questions: six demographic questions and 24 questions from the Claim Evaluation Tools item bank. Less than 40% of the students who participated in the cross-sectional validation study showed basic knowledge of the IHC Key Concepts and how to apply them, and less than 4% showed a clear knowledge. The test showed a good fit to the Rasch model and was acceptable to the target audience. Conclusions The iCLAIM Test is the first instrument validated for measuring children’s ability to assess treatment claims in Spain. In the future, we can tailor IHC education interventions and improve critical thinking skills about the health of Spanish children.

  • Open Access

    The effects of teaching strategies on learning to think critically in primary and secondary schools: an overview of systematic reviews

    by Andrew D. Oxman, Allen Nsangi, Laura Martínez García, Margaret Kaseje, Laura Samsó Jofra, Daniel Semakula, Heather Munthe-Kaas, Sarah E. Rosenbaum

    Background We conducted an overview of systematic reviews about the effects of teaching strategies that can be used to teach primary and secondary school students to think critically. Our objective was to inform decisions about what teaching strategies to use in resources that we developed to teach critical thinking about health in secondary schools. Methods We mapped characteristics of systematic reviews of teaching strategies and summarised findings from the most relevant reviews to teaching students to think critically about health. We included reviews that assessed the effects of teaching strategies that could potentially be used in primary or secondary schools to teach students to think critically, had a Methods section with explicit selection criteria, reported at least one outcome measure of the ability to undertake one of four basic types of cognitive tasks (memory, procedural, comprehension, or opinion), and were published after 1999. Results We included 326 systematic reviews. The reviews evaluated a wide range of teaching strategies for a variety of purposes. Important limitations of the reviews included not considering adverse effects (99% of the reviews), not assessing the risk of bias for included studies (93% of the reviews), and not assessing the credibility of subgroup effects (100% of the reviews). We summarised the findings for 37 teaching strategies that we considered most relevant. The certainty of the evidence of the effects varied from very low to moderate. We used 12 of the strategies in resources that we developed to teach secondary students to think critically about health. Conclusions A tremendous amount of work has gone into evaluating the effects of a wide range of teaching strategies. The results of this research can inform decisions about how to teach critical thinking and future research. However, well-designed, up-to-date systematic reviews are still needed for many teaching strategies.


  • Open Access

    The effects of teaching strategies on learning to think critically in primary and secondary schools: an overview of systematic reviews

    by Andrew D. Oxman, Allen Nsangi, Laura Martínez García, Margaret Kaseje, Laura Samsó Jofra, Daniel Semakula, Heather Munthe-Kaas, Sarah E. Rosenbaum

    Background We conducted an overview of systematic reviews about the effects of teaching strategies that can be used to teach primary and secondary school students to think critically. Our objective was to inform decisions about what teaching strategies to use in resources that we developed to teach critical thinking about health in secondary schools. Methods We mapped characteristics of systematic reviews of teaching strategies and summarised findings from the most relevant reviews to teaching students to think critically about health. We included reviews that assessed the effects of teaching strategies that could potentially be used in primary or secondary schools to teach students to think critically, had a Methods section with explicit selection criteria, reported at least one outcome measure of the ability to undertake one of four basic types of cognitive tasks (memory, procedural, comprehension, or opinion), and were published after 1999. Results We included 326 systematic reviews. The reviews evaluated a wide range of teaching strategies for a variety of purposes. Important limitations of the reviews included not considering adverse effects (99% of the reviews), not assessing the risk of bias for included studies (93% of the reviews), and not assessing the credibility of subgroup effects (100% of the reviews). We summarised the findings for 37 teaching strategies that we considered most relevant. The certainty of the evidence of the effects varied from very low to moderate. We used 12 of the strategies in resources that we developed to teach secondary students to think critically about health. Conclusions A tremendous amount of work has gone into evaluating the effects of a wide range of teaching strategies. The results of this research can inform decisions about how to teach critical thinking and future research. However, well-designed, up-to-date systematic reviews are still needed for many teaching strategies.


  • Open Access

    Piloting the informed health choices resources in Barcelona primary schools: A mixed methods study

    by Laura Samsó Jofra, Pablo Alonso-Coello, Esther Cánovas Martínez, Carol de Britos Marsal, Ana Gallego Iborra, Ena Pery Niño de Guzman Quispe, Giordano Pérez-Gaxiola, Carolina Requeijo, Marta Roqué i Figuls, Sarah Rosenbaum, et al.

    Introduction: The main objective of the Informed Health Choices (IHC) project is to teach people to assess treatment claims and make informed health choices. For this purpose, the IHC learning resources were developed for primary school children. The aim of this study is to explore students’ and teachers’ experience when using the IHC resources in primary schools in Barcelona (Spain). Methods: We conducted a mixed methods study for piloting the IHC resources in a convenience sample of primary schools in Barcelona. The intervention included a workshop with teachers, and nine lessons with students. We collected data using multiple approaches. We performed quantitative and qualitative analyses, and integrated the findings in a joint display. Finally, we formulated recommendations for using the IHC resources in this setting. Results: Two schools, with a total of 143 students in 4th and 5th grade and six teachers, participated in the study. One school followed the suggested IHC teaching plan and competed all the lessons; the other school modified the plan substantially and did not complete all the lessons. Overall, students and teachers from both schools understood, were interested in, and were able to apply the content of the lessons. During the lessons, the textbook was useful for students; nevertheless, for the teachers, the usefulness of the IHC resources was variable. Teachers adapted the IHC resources to increase student participation and used Information and Communications Technologies tools. We observed more facilitators than barriers to teach the lessons. The teachers suggested some ideas to improve the lessons based on activities they developed and implemented. The integration analysis showed great convergence of the quantitative and qualitative findings. We propose seven recommendations for using the IHC resources in this setting. Conclusions: Students and teachers from primary schools in Barcelona showed a positive experience when using IHC resources; however, these resources should be adapted to promote classroom participation.


  • Open Access

    Current practices and challenges in adaptation of clinical guidelines: a qualitative study based on semistructured interviews

    by Yang Song, Monica Ballesteros, Jing Li, Laura Martínez García, Ena Niño de Guzmán, Robin W M Vernooij, Elie A Akl, Francoise Cluzeau, Pablo Alonso-Coello

    Objective: This study aims to better understand the current practice of clinical guideline adaptation and identify challenges raised in this process, given that published adapted clinical guidelines are generally of low quality, poorly reported and not based on published frameworks. Design: A qualitative study based on semistructured interviews. We conducted a framework analysis for the adaptation process, and thematic analysis for participants’ views and experiences about adaptation process. Setting: Nine guideline development organisations from seven countries. Participants: Guideline developers who have adapted clinical guidelines within the last 3 years. We identified potential participants through published adapted clinical guidelines, recommendations from experts, and a review of the Guideline International Network Conference attendees’ list. Results: We conducted ten interviews and identified nine adaptation methodologies. The reasons for adapting clinical guidelines include developing de novo clinical guidelines, implementing source clinical guidelines, and harmonising and updating existing clinical guidelines. We identified the following core steps of the adaptation process (1) selection of scope and source guideline(s), (2) assessment of source materials (guidelines, recommendations and evidence level), (3) decision-making process and (4) external review and follow-up process. Challenges on the adaptation of clinical guidelines include limitations from source clinical guidelines (poor quality or reporting), limitations from adaptation settings (lacking resources or skills), adaptation process intensity and complexity, and implementation barriers. We also described how participants address the complexities and implementation issues of the adaptation process. Conclusions: Adaptation processes have been increasingly used to develop clinical guidelines, with the emergence of different purposes. The identification of core steps and assessment levels could help guideline adaptation developers streamline their processes. More methodological research is needed to develop rigorous international standards for adapting clinical guidelines.


  • Open Access

    The perspectives of patients and their caregivers on self-management interventions for chronic conditions: a protocol for a mixed-methods overview

    by Ena Niño de Guzmán, Laura Martínez García, Ana I. González, Monique Heijmans, Jorge Huaringa, Kaisa Immonen, Lyudmil Ninov, Carola Orrego-Villagrán, Javier Pérez-Bracchiglione, Karla Salas-Gama, et al.

    Introduction: Self-management (SM) interventions are complex interventions and one of the main components of high-quality chronic disease care for which the incorporation of the perspectives of patients and their informal caregivers is crucial. We aim to identify, appraise and synthesise the evidence exploring patients’ and caregivers’ perspectives on SM interventions. More precisely, we aim to 1) describe how they value the importance of outcomes of SM interventions, and 2) identify the factors that might impact on acceptability and feasibility of SM interventions based on their preferences and experiences. Methods and analysis: We will conduct four mixed-methods overviews as part of COMPAR-EU, a European Union (EU) funded project aimed to identify the most effective and cost-effective SM interventions for chronic obstructive pulmonary disease (COPD), heart failure (HF), obesity, and type 2 diabetes mellitus (T2DM). We will search in MEDLINE, CINAHL, and PsycINFO for systematic reviews of studies addressing patients’ preferences on outcomes, or their experiences with SM alongside their disease trajectory or with SM interventions, published in English. Selection of studies and data extraction will be conducted in pairs. We will assess the overlap of studies and methodological quality. We will follow a three-step synthesis process: 1) narrative synthesis for quantitative evidence, 2) thematic synthesis for qualitative evidence, and 3) integration of findings in the interpretation phase. Additionally, we will consult on the relevance of findings with patients and their caregivers. Systematic review registration: PROSPERO CRD42019117867


  • Open Access

    Teaching and learning how to make informed health choices: Protocol for a context analysis in Spanish primary schools

    by Laura Martínez García, Laura Samsó Jofra, Pablo Alonso-Coello, Eukane Ansuategi, Laia Asso Mistral, Monica Ballesteros, Carlos Canelo-Aybar, Gonzalo Casino, Ana Gallego Iborra, Ena Pery Niño de Guzmán Quispe, et al.

    Introduction The Informed Health Choices (IHC) project developed learning resources to teach primary school children (10 to 12-year-olds) to assess treatment claims and make informed health choices. The aim of our study is to explore the educational context for teaching and learning critical thinking about health in Spanish primary schools. Methods During the 2020-2021 school year, we will conduct 1) a systematic assessment of educational documents and resources, and 2) semi-structured interviews with key education and health stakeholders. In the systematic assessment of educational documents and resources, we will include state and autonomous communities’ curriculums, school educational projects, and commonly used textbooks and other health teaching materials. In the semi-structured interviews, we will involve education and health policy makers, developers of learning resources, developers of health promotion and educational interventions, head teachers, teachers, families, and paediatric primary care providers. We will design and pilot a data extraction form and a semi-structured interview guide to collect the data. We will perform a quantitative and a qualitative analysis of the data to explore how critical thinking about health is being taught and learned in Spanish primary schools. Conclusion We will identify opportunities for and barriers to teaching and learning critical thinking about health in Spanish primary schools. We will formulate recommendations—for both practice and research purposes—on how to use, adapt (if needed), and implement the IHC resources in this context.


  • Open Access

    Teaching and learning how to make informed health choices: Protocol for a context analysis in Spanish primary schools

    by Laura Martínez García, Laura Samsó Jofra, Pablo Alonso-Coello, Eukane Ansuategi, Laia Asso Mistral, Monica Ballesteros, Carlos Canelo-Aybar, Gonzalo Casino, Ana Gallego Iborra, Ena Pery Niño de Guzmán Quispe, et al.

    Introduction The Informed Health Choices (IHC) project developed learning resources to teach primary school children (10 to 12-year-olds) to assess treatment claims and make informed health choices. The aim of our study is to explore the educational context for teaching and learning critical thinking about health in Spanish primary schools. Methods During the 2020-2021 school year, we will conduct 1) a systematic assessment of educational documents and resources, and 2) semi-structured interviews with key education and health stakeholders. In the systematic assessment of educational documents and resources, we will include state and autonomous communities’ curriculums, school educational projects, and commonly used textbooks and other health teaching materials. In the semi-structured interviews, we will involve education and health policy makers, developers of learning resources, developers of health promotion and educational interventions, head teachers, teachers, families, and paediatric primary care providers. We will design and pilot a data extraction form and a semi-structured interview guide to collect the data. We will perform a quantitative and a qualitative analysis of the data to explore how critical thinking about health is being taught and learned in Spanish primary schools. Conclusion We will identify opportunities for and barriers to teaching and learning critical thinking about health in Spanish primary schools. We will formulate recommendations—for both practice and research purposes—on how to use, adapt (if needed), and implement the IHC resources in this context.


  • Open Access

    Toolkit of methodological resources to conduct systematic reviews

    by Marta Roqué, Laura Martínez-García, Ivan Solà, Pablo Alonso-Coello, Xavier Bonfill, Javier Zamora

    Background: Systematic reviews (SR) can be classified by type depending on the research question they are based on. This work identifies and describes the most relevant methodological resources to conduct high-quality reviews that answer health care questions regarding prevalence, prognosis, diagnostic accuracy and effects of interventions. Methods: Methodological resources have been identified from literature searches and consulting guidelines from institutions that develop SRs. The selected resources are organized by type of SR, and stage of development of the review (formulation of the research question, development of the protocol, literature search, risk of bias assessment, synthesis of findings, assessment of the quality of evidence, and report of SR results and conclusions). Results: Although the different types of SRs are developed following the same steps, each SR type requires specific methods, differing in characteristics and complexity. The extent of methodological development varies by type of SR, with more solid guidelines available for diagnostic accuracy and effects of interventions SRs. This methodological toolkit describes the most up-to-date risk of bias instruments: Quality in Prognostic Studies (QUIPS) tool and Prediction model study Risk Of Bias Assessment Tool (PROBAST) for prognostic SRs, Quality assessment of diagnostic accuracy studies tool (QUADAS-2) for diagnostic accuracy SRs, Cochrane risk of bias tool (ROB-2) and Risk of bias in non-randomised studies of interventions studies tool (ROBINS-I) for effects of interventions SRs, as well as the latest developments on the Grading of Recommendations Assessment, Development and Evaluation (GRADE) system. Conclusions: This structured compilation of the best methodological resources for each type of SR may prove to be a very useful tool for those researchers that wish to develop SRs or conduct methodological research works on SRs


  • Open Access

    Toolkit of methodological resources to conduct systematic reviews

    by Marta Roqué, Laura Martínez-García, Ivan Solà, Pablo Alonso-Coello, Xavier Bonfill, Javier Zamora

    Background: Systematic reviews (SR) can be classified by type depending on the research question they are based on. This work identifies and describes the most relevant methodological resources to conduct high-quality reviews that answer health care questions regarding prevalence, prognosis, diagnostic accuracy and effects of interventions. Methods: Methodological resources have been identified from literature searches and consulting guidelines from institutions that develop SRs. The selected resources are organized by type of SR, and stage of development of the review (formulation of the research question, development of the protocol, literature search, risk of bias assessment, synthesis of findings, assessment of the quality of evidence, and report of SR results and conclusions). Results: Although the different types of SRs are developed following the same steps, each SR type requires specific methods, differing in characteristics and complexity. The extent of methodological development varies by type of SR, with more solid guidelines available for diagnostic accuracy and effects of interventions SRs. This methodological toolkit describes the most up-to-date risk of bias instruments: Quality in Prognostic Studies (QUIPS) tool and Prediction model study Risk Of Bias Assessment Tool (PROBAST) for prognostic SRs, Quality assessment of diagnostic accuracy studies tool (QUADAS-2) for diagnostic accuracy SRs, Cochrane risk of bias tool (ROB-2) and Risk of bias in non-randomised studies of interventions studies tool (ROBINS-I) for effects of interventions SRs, as well as the latest developments on the Grading of Recommendations Assessment, Development and Evaluation (GRADE) system. Conclusions: This structured compilation of the best methodological resources for each type of SR may prove to be a very useful tool for those researchers that wish to develop SRs or conduct methodological research works on SRs