It is important to note that there are different types or categories of PICOT questions. The category of your question can at times dictate the types of evidence that you are searching for. Determine in which category your question would best fit. Use the template to help you word it succinctly and correctly.The framework is actually divided into four major elements. A good clinical question will address most, if not all, aspects of the PICO nursing questions. The following are the parameters defined by PICO (T) when it comes to designing of clinical questions: P: Patient, Problem, Population. I: Intervention.It is important to note that there are different types or categories of PICOT questions. The category of your question can at times dictate the types of evidence that you are searching for. Determine in which category your question would best fit. Use the template to help you word it succinctly and correctly.Jul 26, 2023 · [Examples modified and drawn from Glasper, A. and Rees, C. (2013) How to Write Your Nursing Dissertation] The following examples may help you put PICO into practice. Suggestions in the brackets are just extra ideas for what you might want to consider. 1) Isobel is a 45 year old woman who asks you for advice on natural ways of resolving her ... Once you have the components of your PICOT formula, you can frame your question in 6 different ways depending on the goal/target, the nursing practice problem, or the healthcare issue you are addressing. You can use these PICO formats as a template for asking PICOT questions. 1. Examining a Diagnosis.Different types of clinical questions are suited to different syntaxes and phrasings, but all will clearly define the PICO elements. The definitions and frames below may be helpful for organizing your question: Intervention/Therapy. Questions addressing how a clinical issue, illness, or disability is treated.A simple database search strategy should begin with the AND : cross infection AND (Handwashing OR Hand disinfection) Start with CINAHL or Medline/PubMed as initial article databases for a scoping search for most health sciences questions.Aug 24, 2023 · PICO (T) Evidence-based practice uses the PICO (T) model for formulating a searchable question. PICO (T) is a mnemonic used to describe the four elements of a good clinical foreground question: P = Population/Problem. How would I describe the problem or a group of patients similar to mine? I = Intervention. CHAPTER SUB-CHAPTER QUESTION; 3. Problems of the neonate and young infant: 3.1 Routine care of the newborn at delivery: Among healthy newborn infants in low- and middle-income countries (P), does early skin-to-skin contact of the baby with the mother in the first hour of life (I) compared with drying and wrapping (C) have an impact on neonatal mortality, hypothermia or initiation/exclusivity ...PICOT 7 PMTCT What is the most effective antiviral therapy during the third trimester of pregnancy, to reduce transmission of HBsAg? P: Pregnant women in the third trimester of pregnancy (defined as 27–40 weeks gestation) with chronic hepatitis B virus infection (positive for HBsAg persistently for more than 6 months) (stratified by HBeAg ... The PICO question in this paper seeked to answer the question: in adult patients without celiac disease or gluten sensitivities, is GF food correlated with higher type 2 diabetes or CVD risk? The question was underpinned by a research study showing an inverse relationship between gluten consumption and type 2 diabetes rates. Jan 20, 2010 · Clinical questions could arise in situations such as the following: You become uncertain, during a patient encounter, about the desirability of a particular diagnostic or therapeutic choice. You encounter a product advertisement in a journal in which you are encouraged to purchase and use a particular technology for your patients. Appendix H. PICO tables. PICO tables were generated for each question defining the target population, interventions and comparators (where appropriate) and outcomes. These are presented with a summary of the searching activity for each question. Go to:PICOT is a mnemonic resulting from the elements of clinical research. The PICOT process starts with a particular case, and the question is couched to develop an answer. A PICOT question helps you get the answer to your clinical question. It serves as a framework, prompting you to consider various aspects of the topic under investigation. Introduction. Stroke is a medical condition that is caused by the interruption or reduction of blood supply to the brain. This deprives the affected part of brain nutrients and oxygen supply. The biochemical processes are hence stopped, interrupted, or impaired; the brain cells can even die. Further, the condition can also be caused by bursting ...Clarifying the key elements of the question is a critical first step toward providing an answer to inform a decision, or for a researcher to frame the research to be done. The PICO (Population, Intervention, Comparator, and Outcomes) model captures the key elements and is a good strategy to provide answerable questions. [1] Once you have the components of your PICOT formula, you can frame your question in 6 different ways depending on the goal/target, the nursing practice problem, or the healthcare issue you are addressing. You can use these PICO formats as a template for asking PICOT questions. 1. Examining a Diagnosis.Sep 15, 2022 · P: laboring women delivering in a hospital I: positions other than the lithotomy position C: lithotomy position O: decreased incidence of assisted deliveries In laboring women delivering in the hospital, do positions other than lithotomy position lead to a decreased incidence of assisted deliveries? Finally, you will click on a button and the PICOT Research Question Generator will present the following: Your PICOT question. Your null and alternative hypotheses. Your independent variable. Your dependent variable. The statistical test used to answer your PICOT question. It should take you less than five minutes to complete the web form below.These questions are often looking at specific patients or populations, which is why the PICO(T) framework is used. They are often very specific or complex in comparison to background questions (i.e. questions that are routed more in general knowledge or answering an open ended question about an illness, disease, condition, process, or thing).Have two essential components: Example: What causes migraines? or How often should women over the age of 40 have a mammogram? A question root (who, what, when, etc.) with a verb A disorder, test, treatment, or other aspect of healthcare The background question is usually asked because of the need for basic information.Have two essential components: Example: What causes migraines? or How often should women over the age of 40 have a mammogram? A question root (who, what, when, etc.) with a verb; A disorder, test, treatment, or other aspect of healthcare; The background question is usually asked because of the need for basic information.These questions are often looking at specific patients or populations, which is why the PICO(T) framework is used. They are often very specific or complex in comparison to background questions (i.e. questions that are routed more in general knowledge or answering an open ended question about an illness, disease, condition, process, or thing).Jul 31, 2023 · Note: The question may also appear as: What is the effectiveness of early ambulation, compared to bed rest, on decreasing post-op DVTs in adult patients with total hip replacements. Meaning PICO Question: How do pregnant women (P) newly diagnosed with diabetes (I) experience reporting their blood sugar levels (O) to their healthcare providers? << “The question needs to identify the patient or population we intend to study, the intervention or treatment we plan to use, the comparison of one intervention to another (if applicable) and the outcome we anticipate,” Kathy A. Jensen, MHA, RN, wrote in EBSCO Health’s whitepaper, “7 Steps To The Perfect Pico Search.” “Once a well ... PICOT: This evidence-based project answered the following question: In rehabilitation patients, what is the effect of a nurse-driven protocol (NDP) CAUTI bundle on the number of indwelling urinary catheter-related infections, compared to the current practice, over a 12-week time period? Evidence PICOT questions fall into four types, namely: prevention/therapy, diagnosis, etiology, and prognosis. The PICOT format assists in creating a useful clinical question and searching for relevant publications and studies. For instance, if a nurse desires to understand the effect of flu vaccination on the advancement100 useful pico questions for nursing research 1. Many toddlers are afraid of needles during vaccinations, is using toys as a distraction for the childrenâ&#x20AC;&#x2122;s pain response ...The author’s goal in posing this PICO question was to determine whether enough evidence exists to support screening adolescents for depression using an appropriate screening tool. This PICO question itself facilitated the search strategy and guided the selection of key words. Search strategy. The author searched multiple databases, including ...These questions bring together multiple concepts related to a specific clinical situation or research topic. They are typically divided into two categories: Qualitative Questions aim to discover meaning or gain an understanding of a phenomena. They ask about an individual's or population's experience of certain situations or circumstances.“The question needs to identify the patient or population we intend to study, the intervention or treatment we plan to use, the comparison of one intervention to another (if applicable) and the outcome we anticipate,” Kathy A. Jensen, MHA, RN, wrote in EBSCO Health’s whitepaper, “7 Steps To The Perfect Pico Search.” “Once a well ... Jun 14, 2023 · A good PICO will be specific and define terms and outcomes if necessary. A good PICO will investigate something new in terms of diagnosis, etiology, therapy, harm, etc. A bad PICO is usually a background question disguised as a research question. For example, "what are the effects of Prilosec on patients taking immune suppressants" might seem ... Aug 23, 2023 · I = Interventions. C = Comparisons. O = Outcomes. Using the earlier example question, we can break it down into a PICO question like this: P = Patient or Problem (young children) I = Interventions (distractions during immunization) C = Comparisons (no distractions/standard care) O = Outcomes (lower pain scores) You may also hear some people use ... 13 examples of PICOT Questions. PICOT question examples emergency nursing. PICOT question examples pregnancy. PICOT question examples hypertension. PICOT question nurse burnout. PICOT question medication errors. PICOT questions for icu nurses. PICOT question childhood obesity.Aug 3, 2023 · PICO Question Examples It will be a time-consuming and difficult venture to identify the most appropriate resources and find relevant evidence without a well-focused question. PICO helps to form a question and facilitate quick and wider literature search.PICO framework helps to identify the main elements of a question and simplify writing a ... Jul 17, 2021 · PICOT Question. The emotional wellbeing of mothers is linked to the positive upbringing of children in the first several months of their lives. However, the physical, hormonal, and psychological changes that occur after labor can significantly undermine women’s well-being, with adverse symptoms preventing them from having a positive outlook on lives. Example 2. You are working with a recent stroke patient who is having balance issues and you are considering using virtual reality in their therapy. P = recent stroke, balance issues. I = virtual reality. C = no virtual reality. O = improved balance "In recent stroke patients, how does using virtual reality affect or improve balance?" Example 3PICO 4: Vacuum aspiration for all indications at gestational ages < 14 weeks (see Recommendation 24) PICO question: For a pregnant person seeking induced abortion or treatment for incomplete abortion or miscarriage (i.e. all indications for vacuum aspiration), is provision of vacuum aspiration by a traditional and complementary medicine ...May 26, 2015 · "Among women in labor, does the use of labor support/doulas versus no labor support affect labor complications?" (PICOt Question example by M. Montgomery) (PICOt Question example by M. Montgomery) Types of Questions: Therapy, Diagnosis, Prognosis, Harm/Etiology, Prevention, Cost-Effectiveness, Quality of Life. PICOT: This evidence-based project answered the following question: In rehabilitation patients, what is the effect of a nurse-driven protocol (NDP) CAUTI bundle on the number of indwelling urinary catheter-related infections, compared to the current practice, over a 12-week time period? Evidence PICOT Question. The emotional wellbeing of mothers is linked to the positive upbringing of children in the first several months of their lives. However, the physical, hormonal, and psychological changes that occur after labor can significantly undermine women’s well-being, with adverse symptoms preventing them from having a positive outlook on lives.The framework is actually divided into four major elements. A good clinical question will address most, if not all, aspects of the PICO nursing questions. The following are the parameters defined by PICO (T) when it comes to designing of clinical questions: P: Patient, Problem, Population. I: Intervention.Aug 23, 2023 · I = Interventions. C = Comparisons. O = Outcomes. Using the earlier example question, we can break it down into a PICO question like this: P = Patient or Problem (young children) I = Interventions (distractions during immunization) C = Comparisons (no distractions/standard care) O = Outcomes (lower pain scores) You may also hear some people use ... A strength of a qualitative PICO question is that it can investigate what patient satisfaction looks like, for example, instead of only reporting that 25% of patients who took a survey reported that they are satisfied. When working with qualitative questions, an alternative to using PICO in searching for sources is the SPIDER search tool.Aug 28, 2023 · PICO. PICO is a mnemonic used to help you clarify your clinical question. It acts as a framework, asking you to think specifically about different aspects of what you want to investigate. As you build your PICO, you should make sure that you are clear and specific about what you are looking for. This helps you target the right evidence to use ... PICO(T): Definitions and Examples. PICO(T) Model & Question Types; Example 1 - Therapy; Example 2 - Diagnosis/Diagnostic Test; Example 3 - Etiology; Example 4 - Prognosis; Study Designs; Finding Evidence & Information; Critical Appraisal; EBP vs Research vs QI; Journal ClubAn example of a picot question comparing two groups of people is: Do- (P) Women-(I) Compared to-(C) Men-(O) Have a greater risk for-(T) picot question: Do women, compared to men, have a greater risk for developing Alzheimer’s disease? This picot question is asking about the risk factors for Alzheimer’s disease.2. Foreground questions are specific knowledge questions . that affect clinical decisions and ; include a broad range of biological, psychological, and sociological issues. Foreground questions are best suited to the PICO model as it captures the essential elements of your information need to help translate that question into a search query. To ..."Among women in labor, does the use of labor support/doulas versus no labor support affect labor complications?" (PICOt Question example by M. Montgomery) (PICOt Question example by M. Montgomery) Types of Questions: Therapy, Diagnosis, Prognosis, Harm/Etiology, Prevention, Cost-Effectiveness, Quality of Life.Table 2.1, PICO questions for the recommendations in women (the general population of women ...Jul 6, 2023 · Have two essential components: Example: What causes migraines? or How often should women over the age of 40 have a mammogram? A question root (who, what, when, etc.) with a verb A disorder, test, treatment, or other aspect of healthcare The background question is usually asked because of the need for basic information. Evidence-Based Nursing. Evidence-based nursing is the use of evidence in combination with the practitioner's expertise and nursing theory in order to make decisions about nursing patient care. It consists of 5 stages: Asking a question after assessing the patient. Acquire the evidence by finding literature to answer the question.Foreground questions look for answers to specific patients, problems, types of interventions, and clinical outcomes, and the PICO framework will work well with these questions. Use PICO to write a clear, researchable clinical question. The four elements of PICO break a research topic into searchable keywords and make locating evidence-based ...Table 2.1, PICO questions for the recommendations in women (the general population of women ...Aug 28, 2023 · Different types of clinical questions are suited to different syntaxes and phrasings, but all will clearly define the PICO elements. The definitions and frames below may be helpful for organizing your question: Intervention/Therapy. Questions addressing how a clinical issue, illness, or disability is treated. The PICO question in this paper seeked to answer the question: in adult patients without celiac disease or gluten sensitivities, is GF food correlated with higher type 2 diabetes or CVD risk? The question was underpinned by a research study showing an inverse relationship between gluten consumption and type 2 diabetes rates. PICOT is a mnemonic resulting from the elements of clinical research. The PICOT process starts with a particular case, and the question is couched to develop an answer. A PICOT question helps you get the answer to your clinical question. It serves as a framework, prompting you to consider various aspects of the topic under investigation. A PICO question, sometimes written as a PICOT question, comprises several elements: P – Population, patient, problem. I – Intervention. C – Comparison or control. O – Outcome or objective. T – Time frame (optional component). 📚 PICO Question Types. There are 5 key types of PICO questions. Look at the table below to learn more about ...Finally, you will click on a button and the PICOT Research Question Generator will present the following: Your PICOT question. Your null and alternative hypotheses. Your independent variable. Your dependent variable. The statistical test used to answer your PICOT question. It should take you less than five minutes to complete the web form below.Components of Pico. P- young adults. I- alcohol consumption. C- no alcohol consumption. O- depression. Exposure: The exposure in this case is alcohol. It is injurious to health and it makes aggressive behavior of people therefore, increasing the level of anxiety. Excessive alcohol intake can interfere with the normal process of development and ... Use the PICOT format to structure your literature search based on a clearly-stated, searchable clinical question. P = Patient Population. I = Intervention or area of Interest. C = Comparison or Control group. O = Outcome.Have two essential components: Example: What causes migraines? or How often should women over the age of 40 have a mammogram? A question root (who, what, when, etc.) with a verb A disorder, test, treatment, or other aspect of healthcare The background question is usually asked because of the need for basic information.Your full PICO question is: "Among hospitalized chronic smokers, does a brief educational nursing intervention lead to long term smoking cessation [when compared with no intervention]?" PICO Question Examples• Discuss the background questions as a group, and look up the answers as needed. • Find the answer to the foreground question, or have everyone write their own PICO question. • Take 5 minutes to look up the PICO answers. • Share the PICO answers and resources used.Appendix H. PICO tables. PICO tables were generated for each question defining the target population, interventions and comparators (where appropriate) and outcomes. These are presented with a summary of the searching activity for each question. Go to:We would like to show you a description here but the site won’t allow us.The author’s goal in posing this PICO question was to determine whether enough evidence exists to support screening adolescents for depression using an appropriate screening tool. This PICO question itself facilitated the search strategy and guided the selection of key words. Search strategy. The author searched multiple databases, including ...The word PICOT is a mnemonic derived from the elements of a clinical research question – patient, intervention, comparison, outcome and (sometimes) time. The PICOT process begins with a case scenario, and the question is phrased to elicit an answer. “The question needs to identify the patient or population we intend to study, the ...An example of a picot question comparing two groups of people is: Do- (P) Women-(I) Compared to-(C) Men-(O) Have a greater risk for-(T) picot question: Do women, compared to men, have a greater risk for developing Alzheimer’s disease? This picot question is asking about the risk factors for Alzheimer’s disease.Appendix H. PICO tables. PICO tables were generated for each question defining the target population, interventions and comparators (where appropriate) and outcomes. These are presented with a summary of the searching activity for each question. Go to: Table 2.1, PICO questions for the recommendations in women (the general population of women ...Introduction. Stroke is a medical condition that is caused by the interruption or reduction of blood supply to the brain. This deprives the affected part of brain nutrients and oxygen supply. The biochemical processes are hence stopped, interrupted, or impaired; the brain cells can even die. Further, the condition can also be caused by bursting ...Jul 27, 2023 · You need to assess what reasonable clinical study population your patient could be part of. For example, if your patient is a 73 year old woman, "73 year old women" or "women in their 70s" is too specific because it is highly unlikely that clinical researchers would design a study that would exclusively enroll women in their 70s. PICOT QUESTION PAPER: INFERTILITY Significance to Nursing In nursing, fertility is a process that begins from the second a woman states she is attempting to become pregnant but is having difficulty. Nurses are also educators, so a main component to treating a woman who has fertility issues is to make them aware of their options and issues. Sep 15, 2022 · P: laboring women delivering in a hospital I: positions other than the lithotomy position C: lithotomy position O: decreased incidence of assisted deliveries In laboring women delivering in the hospital, do positions other than lithotomy position lead to a decreased incidence of assisted deliveries? Aug 15, 2023 · [Examples modified and drawn from Glasper, A. and Rees, C. (2013) How to Write Your Nursing Dissertation] The following examples may help you put PICO into practice. Suggestions in the brackets are just extra ideas for what you might want to consider. 1) Isobel is a 45 year old woman who asks you for advice on natural ways of resolving her ... Formulate a PICO Question . Answerable PICO Question: In middle-aged adult females with hypertension, are beta blockers more effective than ACE inhibiters in controlling blood pressure? Image: "Dagstuhl 2008-02-01 - 37" by Nic's events is licensed under CC BY-SA 2.0PICOT Question. The emotional wellbeing of mothers is linked to the positive upbringing of children in the first several months of their lives. However, the physical, hormonal, and psychological changes that occur after labor can significantly undermine women’s well-being, with adverse symptoms preventing them from having a positive outlook on lives.PICOT is different from a standard research question because it is a clinical question. It is composed of various elements that create a framework for research that typical research questions do not usually have. The goal or purpose of PICOT is to ultimately intervene in someone's healthcare. Focus on prevention.100 useful pico questions for nursing research 1. Many toddlers are afraid of needles during vaccinations, is using toys as a distraction for the childrenâ&#x20AC;&#x2122;s pain response ...When constructing your PICO question, a few important points to bear in mind: Your patient is a member of a population as well as a person with (or at risk for) a health problem . Factors to consider include age, sex, comorbid conditions, past medical history, socioeconomic status or other demographic variables, as these factors may impact your ... CHAPTER SUB-CHAPTER QUESTION; 3. Problems of the neonate and young infant: 3.1 Routine care of the newborn at delivery: Among healthy newborn infants in low- and middle-income countries (P), does early skin-to-skin contact of the baby with the mother in the first hour of life (I) compared with drying and wrapping (C) have an impact on neonatal mortality, hypothermia or initiation/exclusivity ... Aug 29, 2023 · If you are planning to create a systematic review, it is usually best to start with a PICO style question, it provides structure and boundaries to the task. Let’s try: To search for the core topics discussed in your review, you are probably going to want to use a combination of approaches. You are probably going to need to use the subject ... The PICOT question format is a consistent “formula” for developing answerable, researchable questions. When you write a good one, it makes the rest of the process of finding and evaluating evidence much more straightforward. P: Population/patient – age, gender, ethnicity, individuals with a certain disorder. I: Intervention/indicator ...
Aug 9, 2023 · Question Type & Study Design. Some study designs are better suited to answer certain types of questions. Identifying the clinical domain your question falls under can help determine what study designs to look for in order to find the best, most suitable evidence. Systematic Reviews and Meta-Analyses are always preferred. . Abby youyou
Aug 29, 2023 · If you are planning to create a systematic review, it is usually best to start with a PICO style question, it provides structure and boundaries to the task. Let’s try: To search for the core topics discussed in your review, you are probably going to want to use a combination of approaches. You are probably going to need to use the subject ... PICO (T) Evidence-based practice uses the PICO (T) model for formulating a searchable question. PICO (T) is a mnemonic used to describe the four elements of a good clinical foreground question: P = Population/Problem. How would I describe the problem or a group of patients similar to mine? I = Intervention.25 Clinical Questions and PICO. The use of PICO is very relevant in the construction of your clinical questions. Evidence-based nursing assignments demand you to structure your research questions in accordance with the PICO framework. The PICO framework is divided into four major elements. These elements will help you frame the background ...of the PICO components The PICO question is a convenient and conventional format to use when composing good clinical questions to direct an evidence-based search of research literature. PICO stands for Patient, Intervention, Comparison and Outcome; thus, there are four components of a good clinical question based on the PICO format. PICOT is an acronym that is used to represent the clinical question: (P) Patient population, or group of patients of interest. (I) Intervention, treatment, or issue of interest. (C) Comparison or alternative intervention, or issue of interest. (O) Outcome (s) of interest. (T) Time for intervention to achieve or demonstrate the outcome.Develop and revise questions that focus your inquiry. Create a concept map that demonstrates the relationships between concepts. Once you have selected your topic area and reviewed literature related to it, you may need to narrow it down to something that can be realistically researched and answered. In the last section, we learned about asking ...Foreground questions look for answers to specific patients, problems, types of interventions, and clinical outcomes, and the PICO framework will work well with these questions. Use PICO to write a clear, researchable clinical question. The four elements of PICO break a research topic into searchable keywords and make locating evidence-based ...Components of Pico. P- young adults. I- alcohol consumption. C- no alcohol consumption. O- depression. Exposure: The exposure in this case is alcohol. It is injurious to health and it makes aggressive behavior of people therefore, increasing the level of anxiety. Excessive alcohol intake can interfere with the normal process of development and ...Clarifying the key elements of the question is a critical first step toward providing an answer to inform a decision, or for a researcher to frame the research to be done. The PICO (Population, Intervention, Comparator, and Outcomes) model captures the key elements and is a good strategy to provide answerable questions. [1] The framework is actually divided into four major elements. A good clinical question will address most, if not all, aspects of the PICO. The following are the parameters defined by PICO (T) when it comes to designing of clinical questions: P: Patient, Problem, Population. I: Intervention.Jul 6, 2023 · Have two essential components: Example: What causes migraines? or How often should women over the age of 40 have a mammogram? A question root (who, what, when, etc.) with a verb A disorder, test, treatment, or other aspect of healthcare The background question is usually asked because of the need for basic information. Below are examples of nursing related questions: Intervention/Effect/Therapy PICO Question: An example: In adult patients with total hip replacements (Patient population) how effective is early ambulation (Intervention of interest) compared to bed rest (Comparison intervention) on decreasing post-op DVTs (Outcome)? Note: The question may also ...Nov 21, 2008 · My advice: set your question based upon what you are interested in answering. For example what if you were interested in knowing "How do side effects, both physical and psychological, effect women who have experienced treatment for cervical cancer.."-radiation therapy, sex drive/life, effects of ADL's etc... Aug 24, 2023 · PICO (T) Evidence-based practice uses the PICO (T) model for formulating a searchable question. PICO (T) is a mnemonic used to describe the four elements of a good clinical foreground question: P = Population/Problem. How would I describe the problem or a group of patients similar to mine? I = Intervention. Jun 14, 2023 · A good PICO will be specific and define terms and outcomes if necessary. A good PICO will investigate something new in terms of diagnosis, etiology, therapy, harm, etc. A bad PICO is usually a background question disguised as a research question. For example, "what are the effects of Prilosec on patients taking immune suppressants" might seem ... PICO Question Examples It will be a time-consuming and difficult venture to identify the most appropriate resources and find relevant evidence without a well-focused question. PICO helps to form a question and facilitate quick and wider literature search.PICO framework helps to identify the main elements of a question and simplify writing a ...Components of Pico. P- young adults. I- alcohol consumption. C- no alcohol consumption. O- depression. Exposure: The exposure in this case is alcohol. It is injurious to health and it makes aggressive behavior of people therefore, increasing the level of anxiety. Excessive alcohol intake can interfere with the normal process of development and ...Diagnostic OR= (a/b)/ (c/d)=742.9. We would need to perform a test accuracy study to answer our question. The participants would get a mammography (index test) and a biopsy to determine the presence of breast cancer (reference test). Each test would yield a positive or negative test result. Preferably, all patients get both tests, without much ...PICO and 2×2 table for question about test accuracy. Population of interest=women aged 40–74 years without a history of breast cancer. Investigated test result=positive result on mammography. Comparator test result=negative result on mammography. Outcome=breast cancer according to biopsy (or not) View inline..