Grant-writing for Implementation Sciences Research • Mary Beth Weber • K.M. Venkat Narayan – Emory Global Diabetes Research Center Translational research transforms currently available knowledge into useful measures for everyday clinical and public health practice. Translational research aims to assess implementation of standards of care, understand the barriers to their implementation, and intervene throughout all levels of health care delivery and public health to improve quality of care and health outcomes, including quality of life. Narayan et al. Ann Intern Med, 2004 DISTRIBUTION AVAILABILITY EFFICIENCY EFFECTIVENESS EFFICACY FUNDAMENTAL RESEARCH DETSKY, 1990 Presentation overview 1. Study aims and objectives 2. Background 3. Research plan 4. Sustainability 5. Budget 1. Study Aims and Objectives Aim: To evaluate the effectiveness, costAims and objectives effectiveness, and sustainability of a communitybased diabetes prevention program in Chennai, India using a randomized controlled trial, with 700 people with pre-diabetes randomized to either standard lifestyle advice or a culturally specific, low-cost, intensive lifestyle intervention – Objective 1: To evaluate effectiveness of the lifestyle intervention by assessing between group changes in the following: • Primary Outcome: incidence of T2DM • Secondary Outcomes: body weight, percent body fat, body mass index, waist-to-hip ratio, fasting glucose, blood pressure, plasma lipids, activity, and diet Aim: To evaluate the effectiveness, costeffectiveness, and sustainability of a communitybased diabetes prevention program in Chennai, India using a randomized controlled trial, with 700 people with pre-diabetes randomized to either standard lifestyle advice or a culturally specific, low-cost, intensive lifestyle intervention – Objective 1: To evaluate effectiveness of the Aim: Clearly states theby point of thebetween study, lifestyle intervention assessing including details about the group changesimportant in the following: research. The aim can also be stated as • Primary Outcome: of T2DM a question or as a incidence hypothesis. • Secondary Outcomes: body weight, percent body fat, body mass index, waist-to-hip ratio, fasting glucose, blood pressure, plasma lipids, activity, and diet Aim: To evaluate the effectiveness, costeffectiveness, and sustainability of a communitybased diabetes prevention program in Chennai, India using a randomized controlled trial, with 700 people with pre-diabetes randomized to either standard lifestyle advice or a culturally specific, low-cost, intensive lifestyle intervention – Objective 1: To evaluate effectiveness of the lifestyle intervention by assessing between group changes in the following: • Primary Outcome: incidence of T2DM • Secondary Outcomes: body weight, percent body fat, body mass index, waist-to-hip ratio, fasting glucose, blood pressure, plasma lipids, activity, and diet Aim: To evaluate the effectiveness, costeffectiveness, and sustainability of a communitybased diabetes prevention program in Chennai, India using a randomized controlled trial, with 700 people with pre-diabetes randomized to either standard lifestyle advice or a culturally specific, low-cost, intensive lifestyle intervention – Objective 1: To evaluate effectiveness of the lifestyle intervention by assessing between group changes in the following: • Primary Outcome: incidence of T2DM • Secondary Outcomes: body weight, percent body fat, body mass index, waist-to-hip ratio, fasting glucose, blood pressure, plasma lipids, activity, and diet Aim: To evaluate the effectiveness, costeffectiveness, and sustainability of a communitybased diabetes prevention program in Chennai, India using a randomized controlled trial, with 700 people with pre-diabetes randomized to either standard lifestyle advice or a culturally specific, low-cost, intensive lifestyle intervention – Objective 1: To evaluate effectiveness of the lifestyle intervention by assessing between group changes in the following: • Primary Outcome: incidence of T2DM • Secondary Outcomes: body weight, percent body fat, body mass index, waist-to-hip ratio, fasting glucose, blood pressure, plasma lipids, activity, and diet Aim: To evaluate the effectiveness, costeffectiveness, and sustainability of a communitybased diabetes prevention program in Chennai, India using a randomized controlled trial, with 700 people with pre-diabetes randomized to either standard lifestyle advice or a culturally specific, low-cost, intensive lifestyle intervention – Objective 1: To evaluate effectiveness of the lifestyle intervention by assessing between group changes in the following: • Primary Outcome: incidence of T2DM • Secondary Outcomes: body weight, percent body fat, body mass index, waist-to-hip ratio, fasting glucose, blood pressure, plasma lipids, activity, and diet Aim: To evaluate the effectiveness, costeffectiveness, and sustainability of a communitybased diabetes prevention program in Chennai, Objective: Describes how the investigators will India using a randomized controlled trial, with answer the research question 700 people with pre-diabetes randomized to either standard lifestyle advice or a culturally specific, low-cost, intensive lifestyle intervention – Objective 1: To evaluate effectiveness of the lifestyle intervention by assessing between group changes in the following: • Primary Outcome: incidence of T2DM • Secondary Outcomes: body weight, percent body fat, body mass index, waist-to-hip ratio, fasting glucose, blood pressure, plasma lipids, activity, and diet Aims and objectives • Aim 1: Can peer education and support groups be used to influence lifestyle choices and prevent obesity in men living in Karachi? Aim example • Aim 1: Can peer education and support groups be used to influence lifestyle choices and prevent obesity in men living in Karachi? • Problems: – Study design? – Lifestyle choice outcome is vague Aims and objectives: General information • Begin by summarizing the need for this research • Clearly state your main research objective in the form of aims or a hypothesis • Briefly describe how you are going to do the project in objectives or a paragraph • Length: 1-2 pages Aims and objectives: General information • After reading your aims section, the reader should be able to: – State the need for your project – Agree that the project is needed – Summarize the main purpose and broad methods of your project – Be excited and interested to read the rest of your proposal Questions and discussion 2. Background Background • Summarize pertinent literature – The problem your project is addressing – Other studies addressing this problem – Highlight what is missing in the literature – The research that you are translating – Support for the theories and methods that you are using – End with a clear summary • Preliminary research • Length: 1-2 pages Background • Your background sections should be: – Thorough but succinct – Well-written – Easy to read and follow • Subheadings – Pertinent Questions and discussion 3. Research Plan Research plan components a. Study design f. Intervention b. Outcomes g. Power and data analysis plan c. Study testing d. Study Sample e. Timeline h. Key personnel i. Ethical Issues Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline How to select the best study design • Study design – Should be closely linked to the purpose of the evaluation – Should build on a theoretical framework of behavioral change or other relevant strategy – Should consider randomized designs first – Non-randomized designs or designs where the unit of randomization is other than the participant may be the most appropriate for implementation research questions Study design selection • Challenge in implementation research is that the interventions are usually complex (multifaceted with simultaneous changes in different parts of the organization) • Researcher has variable control over how the intervention is implemented Eccles M, et al. Qual Saf Health Care 2003;12;47-52 Critical steps in the research plan before the definitive study • Development of a theoretical basis for the intervention • Define the components of the intervention • Exploratory studies of observational data + qualitative research to further refine the intervention and planned evaluation • Definitive evaluation Eccles M, et al. Qual Saf Health Care 2003;12;47-52 Types of studies • Quantitative non-experimental designs • Quantitative experimental designs o Randomization • Qualitative • Multi-level, multi-factorial interventions • Community-based participatory research Quantitative non-experimental designs • Cross-sectional designs • Uncontrolled before and after (longitudinal observational cohort studies) • Controlled before and after • Time series analyses • In translational research there can be political, practical, and ethical barriers to randomized designs – but randomized designs should first be considered Types of intervention studies • Randomized or quasi-randomized trials • Interrupted time series (ITS) – Defined intervention – 3 points in time before and after • Non-randomized studies with controls at a second site – Data collected before and after the intervention – Key to interpretation hinges on comparability of the sites • Most are evaluations within systems rather than between systems Quantitative experimental designs • Individual patient-level randomized controlled trials • Cluster randomized controlled trials • Strongest designs to establish a causal relationship • Often times difficult to implement… but considering them is important Randomized controlled trials • Considered to be the gold standard – Randomly allocated to either intervention or control group – Best way to insure that both known and unknown factors that may influence effectiveness of the intervention are balanced in the two comparison groups • Time consuming, expensive, complex, may require a large number of clusters, tight inclusion criteria limit generalizabilty • May not tell you whether an intervention will improve routine practice Level of randomization • Patient • Health care professional • Practice/hospital • Provider group • Health plan • Community LOW LEVEL HIGH LEVEL CONTAMINATION POWER, LOGISTICS Level of randomization • At higher levels of randomization measurement of pre-intervention characteristics is critically important • Consider stratification on baseline characteristics that are likely to influence the effectiveness of the intervention • Cluster randomization is likely to violate the assumption of independence of observations within a cluster – Two patients in same practice are likely to be more similar than three from different practices – Need to be able to estimate the intracluster correlation coefficient (ICC) Cluster randomization • Many quality improvement (QI) interventions are at provider or system level and if you randomize at individual patient level it is likely there will be contamination • Randomization at higher level will reduce contamination but you pay a high price with regard to power and ability to detect clinically meaningful differences in outcomes; additionally, risk for bias is much higher • Randomize at a higher level but collect data at the patient level Analysis of cluster randomization • Analysis at cluster level uses the cluster as unit of randomization and unit of analysis – Each cluster is treated as one data point (inefficient!) • Patient level analyses that are adjusted for the cluster • Patient level analyses that allow for correlation between clusters is explicitly modeled; hierarchical nature of data is accounted for in the analysis • Unit of randomization must be accounted for in all analyses Qualitative studies • Results from qualitative studies can provide critical information in the translation of interventions to real world settings that have been shown to be effective in clinical trials • Meanings, definitions, and characteristics of phenomenon • Increase acceptability, cultural appropriateness, and feasibility • Relying on current literature may not be sufficient Types of qualitative research 1. Direct observation – Observe but do not interact Types of qualitative research 1. Direct observation 2. Written documents Types of qualitative research 1. Direct observation 2. Written documents 3. In-depth interviews – Individual interviews – Focus group discussions Questions to ask before including qualitative research in your study • Is qualitative research the best way to answer your research question? • Is the methodology appropriate to the research question? – Justify your research method Mixed Methods Studies • “Quantitative research excels at summarizing large amounts of data and reaching generalizations based on statistical perceptions. Qualitative research excels at “telling the story” from the participant’s viewpoint, providing the rich descriptive detail that sets quantitative results into their human context.” Trochim, W.M.K., Research Methods Knowledge Base: www.socialresearchmethods.net Background premises for multilevel, multi-factorial interventions • We live in contexts: patients, families, providers, clinics, health systems, societies • Behavior change and quality improvement are difficult • Multiple interventions are more effective than single • Diabetes and obesity are chronic conditions: chronic care / chronic disease models Community-based participatory research • Community focus: often vulnerable or hard to reach populations • Collaboration: community and academic partners • Equal relationships • Benefit of community – Ultimately interventions – Reduce disparities Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline Study outcomes • One primary outcome • One or more secondary outcomes • Short-term, intermediate, and long-term outcomes Aim: To evaluate the effectiveness, costeffectiveness, and sustainability of a communitybased diabetes prevention program in Chennai, India using a randomized controlled trial, with 700 people with pre-diabetes randomized to either standard lifestyle advice or a culturally specific, low-cost, intensive lifestyle intervention – Objective 1: To evaluate effectiveness of the lifestyle intervention by assessing between group changes in the following: • Primary Outcome: incidence of T2DM • Secondary Outcomes: body weight, percent body fat, body mass index, waist-to-hip ratio, fasting glucose, blood pressure, plasma lipids, activity, and diet Health care outcomes continuum Immediate Outcomes Learning Knowledge Skill Acquisition Intermediate Outcomes Post-Intermediate Outcomes Behavior Change Improved Clinical Indicators Long Term Outcomes Improved Health Status Study outcomes • Can be quantitative or qualitative in nature • Should be sensible based on study design and research question • Should be practical What is practical? • Reliable and valid • Succinct and/or engaging • Relevant to setting and question • Broadly applicable: literacy, culture, language • Reasonable burden on the study participants Complexity: The magic diet pill Dissemination Step Concept % Impacted 50% of clinics use Adoption 50% 50% of clinicians prescribe Adoption 25% 50% of patients accept medication Reach 12.5% 50% follow regimen correctly Implementation 6.2% 50% of those taking correctly benefit Effectiveness 3.2% 50% continue to benefit after 6 months Maintenance 1.6% Re-aim dimensions and definitions Individual Level DIMENSION REACH EFFICACY / EFFECTIVENESS www.re-aim.org DEFINITION • Participation rate among eligible individuals • Representativeness of participants • Effects on primary outcome of interest • Impact on quality of life and negative outcomes Re-aim dimensions and definitions Both Setting Level DIMENSION ADOPTION IMPLEMENTATION MAINTENANCE www.re-aim.org DEFINITION • Participation rate among possible settings • Representativeness of settings participating • Extent to which intervention delivered as intended • Time and costs of intervention • (Individual) Long-term effects of intervention ( 6 months • (Individual) Impact of attrition on outcomes • (Setting) Extent of continuation or modification of treatment Why multiple measures? • Clinicians and policy makers focus on different issues than much efficacy • Research – – – – Biological vs. economic outcomes Short vs. long term Patient centered vs. provider/system Patient level vs. setting level Examples of outcomes • Quantitative Measures • Qualitative Measures • Types of Outcomes – – – – Biological Psychosocial Behavioral Economic Qualitative measures • Discussion themes • Opinions • Knowledge • Program acceptability Biological outcomes • Examples – – – – – Diabetes incidence Blood glucose Hemoglobin A1c Weight Blood pressure Psychosocial outcomes • Examples – – – – Quality of life Community integration Depression Anxiety Behavioral outcomes • Examples – Adherence – Stage of change – Behavior change Economic Outcomes • Examples – Cost – Cost-effectiveness – Cost-utility Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline Measuring study outcomes • You should plan for the following when designing your study: – – – – How the outcomes will be measured Use validated tests/study instruments Timing of study tests Be conservative about the amount of change What to include in your grant • Table of all study tests and test schedule • Describe how you will measure all primary and secondary outcomes, as well as other outcomes • Include descriptions of screening, baseline, follow-up testing • Test for randomization, adherence, recruitment Study testing • Clearly state how you will collect data What methods will be used to record data? Who will collect the data? When and where will data collection occur? Be systematic in your data collection and reporting – Explain how your choices relate to your research question – – – – Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline Study sample • Your sample should reflect the larger target community • Exclusion and inclusion criteria • Recruitment – Who is your study population? – How and where will you reach them? – In qualitative research want to recruit an information-rich sample Sample size • Power - probability of rejecting a false null hypothesis (1-) • Depends on study design and method of randomization, desired power, type I error rate, and the outcome being studied – Software programs: SIZ, PASS, Egret – Online sample size calculators Sample size • Examples of online sample size calculators (see handout): – http://www.openepi.com/Menu/OpenEpiMenu.htm – http://stat.ubc.ca/~rollin/stats/ssize/ Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline Study timeline Months Activity Recruitment and screening Baseline testing and randomization 1 2 3 4 5 6 7 8 9 Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline Intervention • Describe intervention and control arm – Do not re-invent the wheel - use tested interventions when possible • Randomization procedures • Theoretical framework Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline Data analysis and data management software • Data entry and management: – Excel, Access • Textual data analysis: – Nudist, Atlas/ti, MAXqda • Quantitative data analysis – Epi Info, SAS, SUDAAN, Stata, WesVar, SPSS Data analysis plan • A data analysis plan should include descriptions of: – How and in what units outcomes will be measured – How randomization, response rate, retention, and adherence will be measured – How data quality will be assured and assessed – How data will be protected Data analysis plan • A data analysis plan should include descriptions of (cont.): – How data will be analyzed – Quantitative data: treatment of continuous and categorical variable, planned statistical tests – Qualitative data: and/or textual data analysis description – List any data analysis or management programs that will be used Data analysis plan • Be specific about and reference procedures for data analysis • For qualitative research – Be clear about how themes are derived – Be systematic in your analysis to avoid bias • Consult an expert Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline Key personnel • Include a qualified and well-rounded study team • Role in project • Relevant research Research plan components a. Study design f. Intervention b. Outcomes g. Data analysis plan c. Study testing h. Key personnel d. Study Sample i. Ethical Issues e. Timeline Ethical Issues • Subject population • Sources of research materials • Data and safety monitoring plan • Potential risks • Anticipated benefits Human subjects • Procedures for protection of human subjects • Procedures for ensuring confidentiality • Consent procedures • Study impact Resources • http://www.hhs.gov/ohrp/ – Informed consent checklist: http://www.hhs.gov/ohrp/humansubjects/as surance/consentckls.htm • Institutional Review Boards/Research Oversight Committees Questions and discussion 4. Sustainability Sustainability Translation research is: “comprehensive, applied research that strives to translate the available knowledge and make it useful in everyday clinical and public health practice” Narayan KM, et al. Ann Int Med 2004; 140: 958-963. Sustainability • Should include: – Sustainability should be integrated in the study – Detailed description of how the program will be sustained • What is sustainable? • Who will continue the program after the research is complete - community members, the research institution, etc. • Is the project scalable? – Future impact Questions and discussion 5. Budget Budget • Start early • Personnel, travel, equipment, testing Budget justification • Justify the budget items • Explain how costs were derived – If the study team is international, how is salary being determined at each study site • Explain why these items are needed • List percent effort Questions and discussion Overarching Issues Grant writing: overarching issues • Anticipate problems and put plans in place to avoid them • Minimize variation • List limitations and how they will be minimized • Lay out study costs and milestones clearly Common errors in IDF applications: pitfalls to avoid 1. Not in the RFA’s framework 2. Not enough detail 3. Lack of cohesion 4. Readability 2. Not enough detail • “no clear view of reach…who will participate and why” • “unclear which scales will be used” • “no mention how data will be obtained” • “lack of clear definitions” for outcome measures • No description of measurement tools • “proposal lacks significant details” • No power calculations • No support for the feasibility of the study tests and/or intervention • “theoretical framework…is not defined” 3. Disagreement between different parts of the grant • “lack of cohesion between” objectives, study measures, and outcomes • “timeline and figure” are “somewhat inconsistent” with the study design • Costs do not reflect all components of the study 4. Readability • “hypotheses are not well articulated” • “cursory nature of the written proposal” • Inconsistency in terminology Avoiding common pitfalls • Read the grant announcement carefully • Proof-read several times • Recruit other readers Questions and discussion Checklists for Research Proposals • Translational Research Checklist • STROBE • QUOROM Grant proposal development: Final thoughts • • • • Start early and develop a timeline Think of the specific question(s) clearly Do a good literature search on the topic Write a one-page summary with objectives and get feedback from colleagues • Meet and discuss study plan • Write and rewrite 1-2 page purpose and objectives Grant proposal development: Final thoughts • Clearly draft the plan of investigation • Get it reviewed and criticized • Redraft plan of investigation • Write the background • Use tables for measurements • Use diagrams for concept and study design Grants’ proposal development: Final thoughts • Write, read, and revise several times • Get different people to read over and comment • Check spelling, grammar • Don’t repeat • Write short (but thoroughly)! • Use summaries and highlight key points • Make it interesting to the reviewer • On the last two days, be compulsive Questions?
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