A placebo is a medically ineffectual treatment that looks like a real treatment. Sometimes patients given a placebo treatment, unaware of the fact that it is indeed a placebo, will have a perceived or actual improvement in their condition. This phenomenon is commonly called the placebo effect. A group of doctors was interested in comparing the effectiveness of placebo pills (made of sugar) and real pills in treating migraines. They randomly assigned a group of 300300300 patients suffering from migraines into two groups. One group was given a real pill and the other was given a placebo. Both groups were told which kind of pill they got. Before taking the pills, and a day afterwards, the patients were asked to fill out questionnaires regarding their condition. Then, the doctors analyzed the overall changes in questionnaires for each group and compared them. What type of statistical study did the doctors use?.

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Answer 1

Answer:Experimental studies were the type of statistical study used by doctors in research on comparing placebo pills with real pills.

The study carried out is not appropriate for the statistical questions that must be answered, because telling patients about the pills introduces bias.

What is an experimental study?

It is a method of scientific research in which there is the introduction of an intervention by the researchers, in which the resulting effects will be objects of study.

Therefore, in an experimental study there will be randomization of participants, who will be randomly grouped into a group to carry out the controlled trial.

Answer 2

Answer:

Experimental

Explanation:


Related Questions

a client who is in rehabilitation following a cerebrovascular accident (or brain attack) is experiencing total hemiplegia of the dominant right side. the nurse finds that the client needs assistance with eating to ensure optimum nutrition. which action is most important for the nurse to take to facilitate rehabilitation with eating?

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Answer:

The most important action for the nurse to take to facilitate rehabilitation with eating for a client who is experiencing total hemiplegia of the dominant right side following a cerebrovascular accident is to assess the client's swallowing function. This is important because individuals with hemiplegia often have difficulty swallowing, which can lead to malnutrition and other complications. The nurse can assess the client's swallowing function by performing a swallowing evaluation, which typically involves observing the client while they eat and drink to identify any problems with swallowing. Based on the results of the evaluation, the nurse can recommend appropriate interventions to improve the client's swallowing function and ensure that they are able to eat and drink safely and optimally.

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TRUE/FALSE. continuous improvement in the context of a hospital organization entails maintaining profitability, even if some quality measures have to be traded off.

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Continuous improvement in the context of a hospital organization entails maintaining profitability, even if some quality measures have to be traded off. The given statement is false.

A group of people who cooperate is known as an organisation. Examples of such groups include unions, corporations, charities, and neighbourhood associations. The term "organisation" can be used to describe a person, a company, a group, or the process of creating something. A club, corporation, charity, or political party are all examples of official groups of individuals. These specialty schools are chronic illness primarily offered by nonprofit institutions. Functional, departmental, and matrix organisations are the three types of organisations that best reflect the organisational structures currently used by the majority of businesses. Owners must weigh the benefits and drawbacks of each of these formats before picking which to use for their particular firm.

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TRUE/FALSE. the medical record must meet the standards defined by the centers for medicare and medicaid services conditions of participation, any other federal regulations, state laws, and accrediting agencies such as the joint commission on accreditation of healthcare organizations.

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The medical record must meet the standards defined by the Centers for Medicare and Medicaid Services Conditions of Participation, any other federal regulations, state laws, and accrediting agencies such as the Joint Commission on Accreditation of Healthcare Organizations. This statement is True.

The Centers for Medicare & Medicaid Services (CMS) is a federal agency within the United States Department of Health and Human Services (HHS) that administers the Medicare program as well as Medicaid, the Children's Health Insurance Program (CHIP), and health insurance portability standards in collaboration with state governments.

CMS also has administrative simplification standards from the Health Insurance Portability and Accountability Act of 1996 (HIPAA), quality standards in long-term care facilities (more commonly known as nursing homes) through its survey and certification process, clinical laboratory quality standards under the Clinical Laboratory Improvement Amendments, and oversight of HealthCare.gov. Until 2001, CMS was known as the Health Care Financing Administration (HCFA).

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the nurse is preparing to administer hepatitis b vaccine, recombinant (energix-b) 5 mcg im to a school-aged child. the vaccine is labeled, 10 mcg/ml. how many ml should the nurse administer?

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Use ratio and proportion, 5 mcg : X ml :: 10 mcg : 1ml 10X = 5 X = 0.5 ml

Most people who are vaccinated with hepatitis B vaccine are immune for life. Hepatitis B vaccine is usually given as 2, 3, or 4 shots. Infants should get their first dose of hepatitis B vaccine at birth and will usually complete the series at 6–18 months of age.Hepatitis B vaccine is a vaccine that prevents hepatitis B. The first dose is recommended within 24 hours of birth with either two or three more doses given after that. This includes those with poor immune function such as from HIV/AIDS and those born premature.The Advisory Committee on Immunization Practices (ACIP) recommends hepatitis B (HepB) vaccination among all adults aged 19–59 years and adults > 60 years with risk factors for hepatitis B or without identified risk factors but seeking protection.

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on the first postoperative day. the nurse finds an older male client disoriented and trying to climb over the bed railing. previously he was oriented to person place and time on admission. which intervention should the nurse implement first? assess the client for pain.

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The nurse should review with the client that he is in the hospital.

Postoperative care is the treatment you receive following a surgical procedure. The type of postoperative care you require is determined by the type of surgery you had as well as your medical history. Pain management and wound care are frequently included. Postoperative care begins immediately after surgery.

Postoperative fever, atelectasis, wound infection, embolism, and deep vein thrombosis are all common general postoperative complications (DVT). Postoperative complications are most common between one and three days after surgery. Proper hydration is crucial for adequate wound healing. Dehydration can contribute to poor oxygen perfusion and prevent necessary nutrients from reaching the wound. Furthermore, staying hydrated can help to prevent complications like deep vein thrombosis and pulmonary embolism.

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morphine is ordered to infuse at 3mg/hr. the medication is prepared with 60mg of morphine in 250ml of fluid. at what rate should your pump be set

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12.5 ml/hr is the right answer. The dosage of morphine to be infused is 3 mg/hr. 250 cc of liquid and 60 milligrammes of morphine are used to produce the medicine. 12.5 ml per hour should be the setting for your pump.

[tex]X mL/hr = 250mL/60 mg x 3 mg/hr= 12.5 ml/hr[/tex]

If you only need to calculate the infusion rate, or the amount of medication to be infused every hour, divide the total volume in mL by the total number of hours the drug is to be infused over to get the rate in mL per hour. For intravenous delivery, it's crucial to administer morphine gradually over a period of 4 to 5 minutes while the patient is lying down. In adults and adolescents older than 12 years old, appropriate starting doses of morphine for continuous intravenous infusion are 1-2 mg per hour.

So, we can conclude that the correct response is 12.5 ml/hr. Your pump's setting should be 12.5 ml per hour.

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at a very large incident, the ____ section is responsible for managing the tactical operations usually handled by the IC on routine EMS calls.

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At a very large incident, the operations section is responsible for managing the tactical operations usually handled by the IC on routine EMS calls.

Emergency Medical Service (EMS) is a branch of emergency services dedicated to providing out-of-hospital acute medical aid and/or transport to definitive care, to patients with diseases and injuries that the patient, or the caregiver, believes constitutes a medical emergency.

The purpose of the Operations Section is to hold out the response activities delineate within the Incident. Action arrange. Operations Section objectives include: to offer disease info to responders, clinicians, the public, and other. They support the event of the Incident Action decide to guarantee it accurately reflects current operations.

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the nurse provides care for a client 2 hours after a percutaneous liver biopsy. which client statement requires an immediate intervention by the nurse?

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The nurse provides care for a client 2 hours after a percutaneous liver biopsy. I am having more abdominal pain and my abdomen feels tight this client statement requires an immediate intervention by the nurse.

A small portion of liver tissue is removed during a liver biopsy so that it can be studied under a microscope for indications of injury or illness. If blood tests or imaging investigations indicate you could have a liver issue, your doctor may advise a liver biopsy. The severity of liver disease is assessed with a liver biopsy. Decisions about treatment are influenced by this knowledge.

Percutaneous liver biopsy is the most typical kind of liver biopsy. It entails taking a small amount of tissue from the liver by putting a thin needle through your abdomen. A needle is also used to extract liver tissue during two other types of liver biopsies, one utilizing a vein in the neck and the other via a small abdominal incision.

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you are dispatched emergent to a possible carbon monoxide poisoning in a family residence. as you are questioning your patient, your partner is about to apply the pulse oximetry. you quickly remember in school you learned that cos affinity for hemoglobin compared to oxygen is times greater?

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I quickly remember in school I learned that CO's affinity for hemoglobin compared to oxygen is 200 times greater.

Carbon monoxide has a 200-fold higher affinity for hemoglobin than oxygen does. As soon as one molecule of carbon monoxide binds to hemoglobin, the hemoglobin-oxygen dissociation curve changes to the left, further increasing its affinity and significantly reducing the release of oxygen to the tissues.

The pH of tissue decreases and hydrogen ion concentration rises in carbon dioxide. Because of this, oxygen release to tissues is enhanced and hemoglobin's affinity for oxygen decreases. The lung experiences opposite changes.

Hemoglobin-bound carbon monoxide reduces the amount of oxygen carried to bodily tissues and essential organs like the brain and heart. The link between oxygen and hemoglobin is around 200 times weaker than the bond between carbon monoxide and hemoglobin.

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you are assessing a middle-aged man with chest pain that you suspect is caused by a cardiac problem. the patient tells you that he does not want to go to the hospital and insists that you leave him alone. you should:

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The cardiac problem is a buildup of fatty plaques withinside the arteries (atherosclerosis) is the maximum not unusual place reason of coronary artery disease.

Risk elements consist of a negative diet, loss of exercise, weight problems and smoking. Healthy life-style selections can assist decrease the hazard of atherosclerosis. Coronary artery disease, arrhythmia, heart valve disease and heart failure are the four most common types of heart disease. Heart disease refers to several types of conditions that affect the heart. It can be treated by a Healthy lifestyle habits — such as eating a low-fat, low-salt diet, getting regular exercise and good sleep, and not smoking — are an important part of treatment.

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Which of the following pathways would be activated in the liver? A) gluconeogenesis. B) TCA cycle. C) ketone body synthesis. D) Both A and C

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Gluconeogenesis pathway would be activated in the liver. Non-carbohydrate substrates undergo a process called glucoseneogenesis, which results in the production of glucose.

Gluconeogenesis (GNG) is a metabolic process by which some carbon substrates that aren't carbohydrates are converted into glucose. In addition to bacteria, fungi, and other microbes, it occurs in all living things. In vertebrates, the liver and the cortex of the kidneys are the primary locations for gluconeogenesis to take place. One of the two main methods that humans and many other animals employ to regulate blood sugar levels and prevent low levels is the breakdown of glycogen. Gluconeogenesis happens in ruminants regardless of fasting, low-carb diets, exercise, etc. because dietary carbs frequently get digested chest tube by rumen microbes. During fasting, famine, low-carb diets, or periods of strenuous exercise, the procedure takes place in a lot of other animals.

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