Difference between revisions of "10 Healthy Pragmatic Free Trial Meta Habits"

From Team Paradox 2102
Jump to navigation Jump to search
m
m
 
Line 1: Line 1:
Pragmatic Free Trial Meta<br><br>Pragmatic Free Trail Meta is an open data platform that facilitates research into pragmatic trials. It gathers and distributes clean trial data, ratings and evaluations using PRECIS-2. This allows for a variety of meta-epidemiological analyses that evaluate the effects of treatment across trials of various levels of pragmatism.<br><br>Background<br><br>Pragmatic studies are increasingly acknowledged as providing evidence from the real world for clinical decision-making. However, the usage of the term "pragmatic" is not consistent and its definition and assessment requires further clarification. Pragmatic trials are intended to guide the practice of clinical medicine and policy choices, rather than prove a physiological or clinical hypothesis. A pragmatic study should strive to be as close as is possible to real-world clinical practices, including recruitment of participants, setting up, implementation and delivery of interventions, determining and analysis outcomes, and primary analysis. This is a significant difference between explanatory trials as defined by Schwartz &amp; Lellouch1 that are designed to prove a hypothesis in a more thorough way.<br><br>Trials that are truly pragmatic must not attempt to blind participants or clinicians, as this may lead to bias in estimates of the effects of treatment. The trials that are pragmatic should also try to recruit patients from a wide range of health care settings so that their results can be compared to the real world.<br><br>Finally studies that are pragmatic should focus on outcomes that are vital to patients, such as quality of life or functional recovery. This is particularly relevant in trials that involve surgical procedures that are invasive or have potential for dangerous adverse events. The CRASH trial29 compared a two-page report with an electronic monitoring system for patients in hospitals suffering from chronic cardiac failure. The catheter trial28 on the other hand was based on symptomatic catheter-related urinary tract infection as the primary outcome.<br><br>In addition to these aspects pragmatic trials should reduce the trial's procedures and data collection requirements in order to reduce costs. Additionally pragmatic trials should try to make their findings as relevant to actual clinical practice as they can by making sure that their primary analysis is the intention-to-treat approach (as described in CONSORT extensions for pragmatic trials).<br><br>Many RCTs which do not meet the criteria for pragmatism but have features that are contrary to pragmatism have been published in journals of different types and incorrectly labeled as pragmatic. This can lead to false claims about pragmatism, and the term's use should be standardized. The development of the PRECIS-2 tool, which offers an objective and standard assessment of pragmatic features is a great first step.<br><br>Methods<br><br>In a practical trial, the aim is to inform clinical or policy decisions by demonstrating how an intervention would be integrated into everyday routine care. This is different from explanatory trials, which test hypotheses about the cause-effect relationship in idealised situations. In this way, pragmatic trials could have less internal validity than explanation studies and be more susceptible to biases in their design, analysis, and conduct. Despite these limitations, pragmatic trials can contribute valuable information to decision-making in the context of healthcare.<br><br>The PRECIS-2 tool evaluates an RCT on 9 domains, ranging between 1 and 5 (very pragmatic). In this study, the recruitment, organization, flexibility in delivery and follow-up domains scored high scores, however, the primary outcome and the method for missing data were not at the practical limit. This suggests that it is possible to design a trial using high-quality pragmatic features, without compromising the quality of its outcomes.<br><br>It is hard to determine the level of pragmatism in a particular trial since pragmatism doesn't possess a specific attribute. Certain aspects of a research study can be more pragmatic than others. A trial's pragmatism could be affected by changes to the protocol or the logistics during the trial. Koppenaal and colleagues found that 36% of the 89 pragmatic studies were placebo-controlled or conducted prior to licensing. Most were also single-center. They are not close to the standard practice and are only called pragmatic if the sponsors agree that the trials aren't blinded.<br><br>A typical feature of pragmatic studies is that researchers try to make their findings more meaningful by analyzing subgroups of the trial sample. However, this often leads to unbalanced comparisons and lower statistical power, which increases the likelihood of missing or incorrectly detecting differences in the primary outcome. This was a problem during the meta-analysis of pragmatic trials as secondary outcomes were not adjusted for covariates' differences at the time of baseline.<br><br>Furthermore, pragmatic studies can pose difficulties in the collection and interpretation of safety data. It is because adverse events are typically self-reported, and therefore are prone to errors, delays or coding variations. Therefore, it is crucial to enhance the quality of outcomes for these trials, and ideally by using national registries instead of relying on participants to report adverse events on a trial's own database.<br><br>Results<br><br>While the definition of pragmatism may not mean that trials must be 100% pragmatic, there are some advantages of including pragmatic elements in clinical trials. These include:<br><br>Enhancing sensitivity to issues in the real world as well as reducing study size and cost and allowing the study results to be more quickly transferred into real-world clinical practice (by including patients who are routinely treated). However, pragmatic trials may have disadvantages. For instance, the right kind of heterogeneity can allow a trial to generalise its results to many different settings and  [https://www.google.dm/url?q=https://hopper-hamilton.federatedjournals.com/undeniable-proof-that-you-need-pragmatic-korea-1726693355 프라그마틱 무료체험 메타] patients. However, the wrong type of heterogeneity can reduce assay sensitivity, and thus reduce the power of a study to detect small treatment effects.<br><br>A variety of studies have attempted to categorize pragmatic trials using various definitions and scoring methods. Schwartz and Lellouch1 developed an approach to distinguish between research studies that prove a clinical or physiological hypothesis, and pragmatic trials that inform the selection of appropriate therapies in the real-world clinical setting. Their framework comprised nine domains that were scored on a scale ranging from 1-5, with 1 being more informative and 5 suggesting more pragmatic. The domains covered recruitment and setting up, the delivery of intervention, flexible adhering to the program and primary analysis.<br><br>The initial PRECIS tool3 featured similar domains and scales from 1 to 5. Koppenaal et al10 developed an adaptation of this assessment, called the Pragmascope that was simpler to use for systematic reviews. They found that pragmatic systematic reviews had higher average score in most domains, but lower scores in the primary analysis domain.<br><br>This difference in the primary analysis domain could be explained by the fact that most pragmatic trials process their data in an intention to treat method, whereas some explanatory trials do not. The overall score was lower for pragmatic systematic reviews when the domains on organisation, flexible delivery, and follow-up were combined.<br><br>It is important to understand that a pragmatic trial does not necessarily mean a low quality trial, and there is a growing number of clinical trials (as defined by MEDLINE search, however this is not sensitive nor specific) that use the term 'pragmatic' in their abstract or title. The use of these terms in titles and abstracts may suggest a greater awareness of the importance of pragmatism but it is unclear whether this is reflected in the contents of the articles.<br><br>Conclusions<br><br>In recent times, pragmatic trials are gaining popularity in research as the value of real-world evidence is becoming increasingly acknowledged. They are randomized trials that evaluate real-world treatment options with clinical trials in development. They involve patient populations closer to those treated in regular care. This method can help overcome limitations of observational studies, [https://bbs.pku.edu.cn/v2/jump-to.php?url=https://click4r.com/posts/g/17904188/why-all-the-fuss-about-pragmatic-slot-tips 프라그마틱 정품확인방법] 환수율 - [https://nerdgaming.science/wiki/A_An_Instructional_Guide_To_Pragmatic_Demo_From_Beginning_To_End Nerdgaming.science], such as the limitations of relying on volunteers and [https://stairways.wiki/wiki/How_To_Make_An_Amazing_Instagram_Video_About_Pragmatickr 프라그마틱 슬롯 하는법] [https://www.webwiki.it/fanthumb4.bravejournal.net 프라그마틱 슬롯 사이트] ([https://bookmarking.stream/story.php?title=what-can-a-weekly-pragmatic-free-slots-project-can-change-your-life Click To See More]) the lack of availability and the variability of coding in national registry systems.<br><br>Pragmatic trials offer other advantages, including the ability to use existing data sources and a higher chance of detecting significant differences from traditional trials. However, pragmatic tests may have some limitations that limit their reliability and generalizability. For instance, participation rates in some trials may be lower than expected due to the healthy-volunteer effect as well as financial incentives or competition for participants from other research studies (e.g., industry trials). Practical trials are often limited by the need to recruit participants on time. Some pragmatic trials also lack controls to ensure that the observed differences aren't due to biases that occur during the trial.<br><br>The authors of the Pragmatic Free Trial Meta identified 48 RCTs that self-described themselves as pragmatist and published up to 2022. They assessed pragmatism by using the PRECIS-2 tool that includes the domains eligibility criteria as well as recruitment, flexibility in adherence to intervention and follow-up. They found that 14 trials scored highly pragmatic or pragmatic (i.e. scoring 5 or above) in at least one of these domains.<br><br>Studies that have high pragmatism scores tend to have more criteria for eligibility than conventional RCTs. They also include patients from a variety of hospitals. According to the authors, can make pragmatic trials more relevant and useful in everyday clinical. However they do not guarantee that a trial will be free of bias. In addition, the pragmatism that is present in the trial is not a predetermined characteristic and a pragmatic trial that doesn't possess all the characteristics of a explanatory trial can yield reliable and relevant results.
+
Pragmatic Free Trial Meta<br><br>Pragmatic Free Trial Meta is a non-commercial, open data platform and infrastructure that supports research on pragmatic trials. It collects and distributes clean trial data, ratings, and evaluations using PRECIS-2. This allows for a variety of meta-epidemiological analyses that evaluate the effects of treatment across trials of different levels of pragmatism.<br><br>Background<br><br>Pragmatic trials provide evidence from the real world that can be used to make clinical decisions. The term "pragmatic" however, is not used in a consistent manner and its definition and assessment need further clarification. The purpose of pragmatic trials is to guide the practice of clinical medicine and policy decisions, not to verify a physiological hypothesis or clinical hypothesis. A pragmatic trial should aim to be as close as possible to actual clinical practices that include recruitment of participants, setting, design, delivery and execution of interventions, [https://www.com.listatto.ca/pragmaticplay6846 프라그마틱 플레이] determination and analysis outcomes, and primary analyses. This is a major distinction from explanatory trials (as described by Schwartz and Lellouch1), which are designed to provide more complete confirmation of the hypothesis.<br><br>Truly pragmatic trials should not blind participants or clinicians. This can result in a bias in the estimates of the effects of treatment. The trials that are pragmatic should also try to attract patients from a variety of health care settings so that their results can be applied to the real world.<br><br>Additionally, clinical trials should be focused on outcomes that matter to patients, such as the quality of life and functional recovery. This is particularly important for trials involving the use of invasive procedures or potential dangerous adverse events. The CRASH trial29, for instance, focused on functional outcomes to evaluate a two-page case report with an electronic system for monitoring of hospitalized patients with chronic heart failure. Similarly, the catheter trial28 used urinary tract infections caused by catheters as its primary outcome.<br><br>In addition to these features pragmatic trials should also reduce the requirements for data collection and trial procedures to reduce costs and time commitments. Additionally pragmatic trials should try to make their findings as applicable to clinical practice as is possible by making sure that their primary analysis is based on the intention-to-treat method (as described in CONSORT extensions for pragmatic trials).<br><br>Despite these guidelines, a number of RCTs with features that defy the notion of pragmatism were incorrectly labeled pragmatic and published in journals of all types. This can lead to false claims about pragmatism, and the term's use should be made more uniform. The development of the PRECIS-2 tool, [http://203.156.249.2:3000/pragmaticplay0594 프라그마틱 슬롯 하는법] which provides a standard objective assessment of pragmatic features, is a good first step.<br><br>Methods<br><br>In a pragmatic study the aim is to inform policy or clinical decisions by demonstrating how an intervention can be integrated into routine treatment in real-world situations. Explanatory trials test hypotheses about the causal-effect relationship in idealized conditions. Therefore, pragmatic trials might have lower internal validity than explanatory trials and might be more susceptible to bias in their design, conduct and analysis. Despite these limitations, pragmatic trials can provide valuable information to decision-making in the context of healthcare.<br><br>The PRECIS-2 tool assesses the level of pragmatism that is present in an RCT by assessing it on 9 domains that range from 1 (very explicative) to 5 (very pragmatic). In this study, the areas of recruitment, organisation and flexibility in delivery, flexibility in adherence, and follow-up received high scores. However, the main outcome and method of missing data were scored below the practical limit. This suggests that a trial could be designed with well-thought-out pragmatic features, without compromising its quality.<br><br>However, it is difficult to judge how practical a particular trial is since the pragmatism score is not a binary characteristic; certain aspects of a trial can be more pragmatic than others. A trial's pragmatism could be affected by modifications to the protocol or the logistics during the trial. Koppenaal and colleagues found that 36% of the 89 pragmatic studies were placebo-controlled or conducted prior to licensing. They also found that the majority were single-center. They are not close to the usual practice and are only considered pragmatic if their sponsors agree that these trials are not blinded.<br><br>A common feature of pragmatic research is that researchers attempt to make their findings more meaningful by analyzing subgroups within the trial. This can result in unbalanced analyses that have less statistical power. This increases the chance of omitting or misinterpreting differences in the primary outcomes. In the case of the pragmatic trials included in this meta-analysis this was a serious issue since the secondary outcomes were not adjusted to account for differences in baseline covariates.<br><br>Furthermore practical trials can present challenges in the collection and interpretation of safety data. This is due to the fact that adverse events are generally reported by the participants themselves and are prone to delays in reporting, inaccuracies or coding errors. It is crucial to improve the accuracy and quality of the outcomes in these trials.<br><br>Results<br><br>While the definition of pragmatism doesn't require that all clinical trials are 100% pragmatist There are advantages of including pragmatic elements in trials. These include:<br><br>By including routine patients, the results of trials can be more quickly translated into clinical practice. But pragmatic trials can be a challenge. The right type of heterogeneity, for example, can help a study expand its findings to different settings or patients. However the wrong kind of heterogeneity can decrease the sensitivity of the test, and therefore lessen the power of a trial to detect small treatment effects.<br><br>A number of studies have attempted to categorize pragmatic trials using various definitions and scoring systems. Schwartz and Lellouch1 have developed a framework to distinguish between explanatory trials that confirm the clinical or [https://git.manu.moe/pragmaticplay9209 프라그마틱 순위] physiological hypothesis, and pragmatic trials that help in the selection of appropriate treatments in the real-world clinical setting. The framework was comprised of nine domains, each scoring on a scale of 1-5, with 1 indicating more lucid and 5 indicating more practical. The domains covered recruitment and setting up, the delivery of intervention, flex adhering to the program and primary analysis.<br><br>The original PRECIS tool3 was based on a similar scale and domains. Koppenaal et. al10 devised an adaptation of the assessment, known as the Pragmascope which was more user-friendly to use for systematic reviews. They found that pragmatic systematic reviews had a higher average scores across all domains, with lower scores in the primary analysis domain.<br><br>This distinction in the primary analysis domains could be explained by the way most pragmatic trials analyze data. Some explanatory trials, however, do not. The overall score was lower for systematic reviews that were pragmatic when the domains on the organization, flexibility of delivery and follow-up were combined.<br><br>It is important to remember that the term "pragmatic trial" does not necessarily mean a poor quality trial, [http://turtle.tube/@pragmaticplay0551?page=about 프라그마틱 홈페이지] 이미지 [[http://gkpjobs.com/employer/pragmatic-kr/ Gkpjobs.Com]] and indeed there is an increasing rate of clinical trials (as defined by MEDLINE search, but it is neither specific nor sensitive) that employ the term 'pragmatic' in their title or abstract. The use of these words in abstracts and titles could indicate a greater understanding of the importance of pragmatism, however, it is not clear if this is reflected in the content of the articles.<br><br>Conclusions<br><br>As the value of evidence from the real world becomes more popular the pragmatic trial has gained popularity in research. They are randomized trials that compare real world care alternatives to experimental treatments in development. They involve patient populations closer to those treated in regular care. This approach can overcome the limitations of observational research, such as the biases that come with the reliance on volunteers and the limited availability and the coding differences in national registry.<br><br>Pragmatic trials offer other advantages, including the ability to use existing data sources and a greater probability of detecting meaningful differences than traditional trials. However, they may still have limitations that undermine their validity and generalizability. For instance the participation rates in certain trials could be lower than anticipated due to the healthy-volunteer effect and financial incentives or competition for participants from other research studies (e.g. industry trials). Practical trials are often restricted by the need to enroll participants in a timely manner. Additionally some pragmatic trials lack controls to ensure that the observed differences are not due to biases in trial conduct.<br><br>The authors of the Pragmatic Free Trial Meta identified RCTs that were published between 2022 and 2022 that self-described themselves as pragmatic. The PRECIS-2 tool was used to assess the pragmatism of these trials. It covers domains such as eligibility criteria and flexibility in recruitment as well as adherence to interventions and follow-up. They found that 14 trials scored highly pragmatic or pragmatic (i.e. scoring 5 or higher) in at least one of these domains.<br><br>Trials with high pragmatism scores are likely to have more lenient criteria for  [http://106.52.242.177:3000/pragmaticplay2746/pragmatic-kr2015/wiki/5+Killer+Quora+Answers+To+Pragmatic+Kr 프라그마틱 무료게임] eligibility than traditional RCTs. They also contain patients from a variety of hospitals. The authors suggest that these characteristics can help make pragmatic trials more effective and relevant to daily practice, but they do not necessarily guarantee that a pragmatic trial is completely free of bias. Moreover, the pragmatism of the trial is not a definite characteristic A pragmatic trial that does not possess all the characteristics of a explanatory trial may yield reliable and relevant results.

Latest revision as of 13:57, 15 January 2025

Pragmatic Free Trial Meta

Pragmatic Free Trial Meta is a non-commercial, open data platform and infrastructure that supports research on pragmatic trials. It collects and distributes clean trial data, ratings, and evaluations using PRECIS-2. This allows for a variety of meta-epidemiological analyses that evaluate the effects of treatment across trials of different levels of pragmatism.

Background

Pragmatic trials provide evidence from the real world that can be used to make clinical decisions. The term "pragmatic" however, is not used in a consistent manner and its definition and assessment need further clarification. The purpose of pragmatic trials is to guide the practice of clinical medicine and policy decisions, not to verify a physiological hypothesis or clinical hypothesis. A pragmatic trial should aim to be as close as possible to actual clinical practices that include recruitment of participants, setting, design, delivery and execution of interventions, 프라그마틱 플레이 determination and analysis outcomes, and primary analyses. This is a major distinction from explanatory trials (as described by Schwartz and Lellouch1), which are designed to provide more complete confirmation of the hypothesis.

Truly pragmatic trials should not blind participants or clinicians. This can result in a bias in the estimates of the effects of treatment. The trials that are pragmatic should also try to attract patients from a variety of health care settings so that their results can be applied to the real world.

Additionally, clinical trials should be focused on outcomes that matter to patients, such as the quality of life and functional recovery. This is particularly important for trials involving the use of invasive procedures or potential dangerous adverse events. The CRASH trial29, for instance, focused on functional outcomes to evaluate a two-page case report with an electronic system for monitoring of hospitalized patients with chronic heart failure. Similarly, the catheter trial28 used urinary tract infections caused by catheters as its primary outcome.

In addition to these features pragmatic trials should also reduce the requirements for data collection and trial procedures to reduce costs and time commitments. Additionally pragmatic trials should try to make their findings as applicable to clinical practice as is possible by making sure that their primary analysis is based on the intention-to-treat method (as described in CONSORT extensions for pragmatic trials).

Despite these guidelines, a number of RCTs with features that defy the notion of pragmatism were incorrectly labeled pragmatic and published in journals of all types. This can lead to false claims about pragmatism, and the term's use should be made more uniform. The development of the PRECIS-2 tool, 프라그마틱 슬롯 하는법 which provides a standard objective assessment of pragmatic features, is a good first step.

Methods

In a pragmatic study the aim is to inform policy or clinical decisions by demonstrating how an intervention can be integrated into routine treatment in real-world situations. Explanatory trials test hypotheses about the causal-effect relationship in idealized conditions. Therefore, pragmatic trials might have lower internal validity than explanatory trials and might be more susceptible to bias in their design, conduct and analysis. Despite these limitations, pragmatic trials can provide valuable information to decision-making in the context of healthcare.

The PRECIS-2 tool assesses the level of pragmatism that is present in an RCT by assessing it on 9 domains that range from 1 (very explicative) to 5 (very pragmatic). In this study, the areas of recruitment, organisation and flexibility in delivery, flexibility in adherence, and follow-up received high scores. However, the main outcome and method of missing data were scored below the practical limit. This suggests that a trial could be designed with well-thought-out pragmatic features, without compromising its quality.

However, it is difficult to judge how practical a particular trial is since the pragmatism score is not a binary characteristic; certain aspects of a trial can be more pragmatic than others. A trial's pragmatism could be affected by modifications to the protocol or the logistics during the trial. Koppenaal and colleagues found that 36% of the 89 pragmatic studies were placebo-controlled or conducted prior to licensing. They also found that the majority were single-center. They are not close to the usual practice and are only considered pragmatic if their sponsors agree that these trials are not blinded.

A common feature of pragmatic research is that researchers attempt to make their findings more meaningful by analyzing subgroups within the trial. This can result in unbalanced analyses that have less statistical power. This increases the chance of omitting or misinterpreting differences in the primary outcomes. In the case of the pragmatic trials included in this meta-analysis this was a serious issue since the secondary outcomes were not adjusted to account for differences in baseline covariates.

Furthermore practical trials can present challenges in the collection and interpretation of safety data. This is due to the fact that adverse events are generally reported by the participants themselves and are prone to delays in reporting, inaccuracies or coding errors. It is crucial to improve the accuracy and quality of the outcomes in these trials.

Results

While the definition of pragmatism doesn't require that all clinical trials are 100% pragmatist There are advantages of including pragmatic elements in trials. These include:

By including routine patients, the results of trials can be more quickly translated into clinical practice. But pragmatic trials can be a challenge. The right type of heterogeneity, for example, can help a study expand its findings to different settings or patients. However the wrong kind of heterogeneity can decrease the sensitivity of the test, and therefore lessen the power of a trial to detect small treatment effects.

A number of studies have attempted to categorize pragmatic trials using various definitions and scoring systems. Schwartz and Lellouch1 have developed a framework to distinguish between explanatory trials that confirm the clinical or 프라그마틱 순위 physiological hypothesis, and pragmatic trials that help in the selection of appropriate treatments in the real-world clinical setting. The framework was comprised of nine domains, each scoring on a scale of 1-5, with 1 indicating more lucid and 5 indicating more practical. The domains covered recruitment and setting up, the delivery of intervention, flex adhering to the program and primary analysis.

The original PRECIS tool3 was based on a similar scale and domains. Koppenaal et. al10 devised an adaptation of the assessment, known as the Pragmascope which was more user-friendly to use for systematic reviews. They found that pragmatic systematic reviews had a higher average scores across all domains, with lower scores in the primary analysis domain.

This distinction in the primary analysis domains could be explained by the way most pragmatic trials analyze data. Some explanatory trials, however, do not. The overall score was lower for systematic reviews that were pragmatic when the domains on the organization, flexibility of delivery and follow-up were combined.

It is important to remember that the term "pragmatic trial" does not necessarily mean a poor quality trial, 프라그마틱 홈페이지 이미지 [Gkpjobs.Com] and indeed there is an increasing rate of clinical trials (as defined by MEDLINE search, but it is neither specific nor sensitive) that employ the term 'pragmatic' in their title or abstract. The use of these words in abstracts and titles could indicate a greater understanding of the importance of pragmatism, however, it is not clear if this is reflected in the content of the articles.

Conclusions

As the value of evidence from the real world becomes more popular the pragmatic trial has gained popularity in research. They are randomized trials that compare real world care alternatives to experimental treatments in development. They involve patient populations closer to those treated in regular care. This approach can overcome the limitations of observational research, such as the biases that come with the reliance on volunteers and the limited availability and the coding differences in national registry.

Pragmatic trials offer other advantages, including the ability to use existing data sources and a greater probability of detecting meaningful differences than traditional trials. However, they may still have limitations that undermine their validity and generalizability. For instance the participation rates in certain trials could be lower than anticipated due to the healthy-volunteer effect and financial incentives or competition for participants from other research studies (e.g. industry trials). Practical trials are often restricted by the need to enroll participants in a timely manner. Additionally some pragmatic trials lack controls to ensure that the observed differences are not due to biases in trial conduct.

The authors of the Pragmatic Free Trial Meta identified RCTs that were published between 2022 and 2022 that self-described themselves as pragmatic. The PRECIS-2 tool was used to assess the pragmatism of these trials. It covers domains such as eligibility criteria and flexibility in recruitment as well as adherence to interventions and follow-up. They found that 14 trials scored highly pragmatic or pragmatic (i.e. scoring 5 or higher) in at least one of these domains.

Trials with high pragmatism scores are likely to have more lenient criteria for 프라그마틱 무료게임 eligibility than traditional RCTs. They also contain patients from a variety of hospitals. The authors suggest that these characteristics can help make pragmatic trials more effective and relevant to daily practice, but they do not necessarily guarantee that a pragmatic trial is completely free of bias. Moreover, the pragmatism of the trial is not a definite characteristic A pragmatic trial that does not possess all the characteristics of a explanatory trial may yield reliable and relevant results.