The core QUERI approach was designed by key VA health system and research leaders exploring new strategies for achieving rapid VA quality improvements [personal communication, J Demakis]. The original design included the need to involve researchers more directly and systematically in promoting guideline-based practice and reducing the gaps between routine practice and the best available evidence. Through QUERI, VA leadership envisioned a proactive, interactive and multi-faceted implementation role for health services researchers in the context of close collaboration between research, quality improvement (QI) and clinical leadership.
Key elements of the QUERI Program evolved over time. These include a set of disease or problem-focused QUERI Centers, a core set of program-wide goals, and a complex 6-step framework, or "process," that guides each Center's activities. A QUERI Center is an organizational structure that provides dedicated infrastructure support, including a core team consisting of a research coordinator, clinical coordinator and implementation research coordinator. This core team shares operational responsibility to implement the QUERI process (described below). QUERI Centers may be housed within a single VA facility or organized "virtually" across several sites, but each is tasked with system-wide, rather than solely local responsibility. These duties include: 1) establishing a network of affiliated researchers, 2) making contacts with local and national clinical and policy leaders, and 3) directing the work of the Center strategically by focusing on system-wide priorities for improvement [
20,
21].
Each QUERI Center focuses on a specific patient population or condition that has been identified by VA leadership as a high-risk/high-volume priority for the health care system. There are currently nine such Centers (Chronic Heart Failure, Diabetes, HIV/Hepatitis, Ischemic Heart Disease, Mental Health, Polytrauma/Blast-Related Injuries, Spinal Cord Injury, Stroke, and Substance Use Disorders) [
25]. Each QUERI Center is guided by a multidisciplinary Executive Committee comprised of experts and key stakeholders. This group helps their respective Center develop strategic plans to prioritize and initiate activities addressing their designated clinical condition. Overall, each QUERI Center aims to create the following:
1. A structured program of implementation research
This aim focuses on implementing evidence-based "best practices" and improving current patient and system outcomes for their patient population, as close to real time as possible, through the use of active, evidence-based implementation approaches.
2. New implementation research findings and insights
This aim focuses on the implementation process both in general and relative to a Center's specific patient population in order to: a) continually strengthen VA's ability to accelerate routine, rapid uptake and spread of evidence-based practices throughout the health care system, and b) contribute to the field of implementation science for the benefit of implementation stakeholders within and outside the VA.
With those aims in mind, QUERI Centers are responsible for monitoring, understanding, evaluating, and acting upon both emerging clinical research findings and implementation research findings that provide strategies for improving their target populations' care and outcomes. Therefore, QUERI researchers are involved in both investigating a broad spectrum of implementation issues and, simultaneously, pursuing significant improvements within participating study sites – and, if appropriate, working to subsequently spread improvements across the system and to study that aspect of implementation as well. Consistent with the overall VA transformation, QUERI Centers are held accountable for their performance related to these goals.
The research activities of QUERI Centers include a broad range of implementation projects, as well as variation and outcomes studies to document and understand current clinical practices and quality gaps. QUERI Centers also work to identify, develop and/or refine implementation approaches (e.g., individual adoption interventions or measurement tools) that are then incorporated into implementation projects. All of this activity is guided by a QUERI framework or core 6-step process that has evolved since QUERI's inception in 1998. This core conceptualization of the implementation process offers an explicit series of steps for diagnosing and closing quality gaps, and, simultaneously, advancing knowledge in implementation science. This core process consists of the following steps:
1) Identifying high-risk/high-volume diseases or problems,
2) Identifying best practices,
3) Defining existing practice patterns and outcomes across the VA and current variation from best practices,
4) Identifying and implementing interventions to promote best practices,
5) Documenting that best practices improve outcomes, and
6) Documenting that outcomes are associated with improved health-related quality of life.
Steps 4 through 6 usually co-occur within individual implementation projects. Details regarding these steps, which have evolved and been clarified over time, are provided in Table . It should be noted that two additional steps have been added to the core process: 1) preliminary efficacy/effectiveness studies of highly promising clinical/delivery system interventions, at times needed as pre-implementation work; and 2) development and/or evaluation of needed tools and measurements.
| Table 1Summary and description of expanded six-step QUERI process model |
The expanded 6-step process also has been supplemented with additional frameworks and other implementation tools over time. These include various documents that provide general guidance for enacting and enhancing the usefulness of the 6-step process as well as a comprehensive glossary to facilitate communication and consistency within QUERI (See Additional File
1 Key QUERI Definitions). Some of these tools have been adopted or refined from prior research, although given QUERI's early start (1998), relevant guidance was frequently not available or was insufficient to meet the pragmatic needs of QUERI researchers. Three tools, designed for Step 4 of the process and highlighted below, are particularly central to QUERI and are described or illustrated in various
Series articles:
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A
4-phase pipeline framework that facilitates the expected programmatic progression of QUERI Center implementation activity. Based on previously-developed phase models, the QUERI 4-phase framework describes a sequence of implementation projects from initial feasibility assessment to national roll-out. As noted above, targeted pre-implementation activity (e.g., critical measurement development or affirmation of promising interventions) also may occur within a QUERI Center to feed and enhance this pipeline. See Table for more detail.
| Table 2QUERI phases of implementation projects/QUERI pipeline |
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A
Service Directed Project (SDP) program and template involving a) an innovative funding mechanism supported by clinical operations funds rather than research monies {an exceptional arrangement within the VA} and b) a set of explicit study design recommendations. The design template has encouraged researchers to employ a more active, hands-on approach to implementation and its study [
26] (Also see Additional File
2 VA QUERI Service Directed Projects: Proposal Review). More specifically, SDPs encourage the following: explicit exploration of the black box of implementation; optimal implementation of the change intervention during the study to enhance successful "uptake" and outcomes improvement in the targeted study sites – or at least assessment of the potential to do so; and development and clear articulation of a replicable implementation program.
An approach to QUERI proposal review (closely linked to the SDP concept), which includes a uniquely crafted process for peer-review of scientific and policy/practice merit. This process incorporates unique considerations of implementation science along with more traditional methodological criteria. Using this approach, review committees are constituted to include the appropriate range of scientific expertise along with clinical program leaders that can speak to relevant policy and practice issues. These issues include the importance of the implementation target relative to other organizational priorities, the business case for the proposed implementation program, and the likelihood for long-term sustainability after project completion. Additional file
2 reproduces critical aspects of a checklist provided to QUERI reviewers to emphasize implementation-oriented criteria (See Additional File
2 VA QUERI Service Directed Projects: Proposal Review).