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Randomized controlled trials have which of the following components? A. Rigorous inclusion and exclusion criteria B. Blinding or masking to prevent bias C. Comparable measurement of outcomes in treatment and control conditions o D. Randomized controlled trials have all of these components

Randomized controlled trials have which of the following components? A. Rigorous inclusion and exclusion criteria B. Blinding or masking to prevent bias C. Comparable measurement of outcomes in treatment and control conditions o D. Randomized controlled trials have all of these components

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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75. Random assignment of subjects to study groups helps to control for A. directionality of exposure. B. 74. Randomized controlled trials have which of the following components? A. Rigorous inclusion and exclusion criteria B. Blinding or masking to prevent bias C. Comparable measurement of outcomes in treatment and control conditions D. Randomized controlled trials have all of these components 76. What type of trial tests a group intervention? A. Clinical C. D. A. B. C. D. B. A. B. biases due to confounding. timing of data collection. None of these is correct. B. Prophylactic C. Therapeutic D. Community estuoto random. B. C. D. Between-group design Factorial design sasszib to yiilidsdong sta Random assignment Str C. D. Ecological rol D. Cohort toms 2h to stuees toob nimexe BUTT A. Within-group design 77. The outcome in a group is compared both before and after an assigned intervention using a dist Pad .. Which of the following is an advantage to using a run-in period in an intervention study? Increases generalization of the results used when Stdessin 16 100 10,900g nor 910m sono boeu Minimizes bias due to loss to follow-up control study? Reduces bias due to confounding MD1230 YOUT2 Reduces bias due to differential recall Odds noidqmuenos sidslags [dous onuotno 92167 3. In which study design are neither the participants nor investigators aware of who is receiving the plac analyses are done blind to investigators? on 'einaqibineq moit aftluas WA. Single-blinded OP riate Double-blinded Triple-blinded 135 snif Inlog E as be BUIT aziat 01512b That is the primary limitation with using a nonrandomized clinical trial? Not effective at controlling for measured confounding variables OUT TO Not effective at controlling for unmeasured confounding variables C. Patients may be assigned to an intervention group that they prefer not to be assigned. D. A comparison group is not available. 92167 hos 291 bol
Transcribed Image Text:75. Random assignment of subjects to study groups helps to control for A. directionality of exposure. B. 74. Randomized controlled trials have which of the following components? A. Rigorous inclusion and exclusion criteria B. Blinding or masking to prevent bias C. Comparable measurement of outcomes in treatment and control conditions D. Randomized controlled trials have all of these components 76. What type of trial tests a group intervention? A. Clinical C. D. A. B. C. D. B. A. B. biases due to confounding. timing of data collection. None of these is correct. B. Prophylactic C. Therapeutic D. Community estuoto random. B. C. D. Between-group design Factorial design sasszib to yiilidsdong sta Random assignment Str C. D. Ecological rol D. Cohort toms 2h to stuees toob nimexe BUTT A. Within-group design 77. The outcome in a group is compared both before and after an assigned intervention using a dist Pad .. Which of the following is an advantage to using a run-in period in an intervention study? Increases generalization of the results used when Stdessin 16 100 10,900g nor 910m sono boeu Minimizes bias due to loss to follow-up control study? Reduces bias due to confounding MD1230 YOUT2 Reduces bias due to differential recall Odds noidqmuenos sidslags [dous onuotno 92167 3. In which study design are neither the participants nor investigators aware of who is receiving the plac analyses are done blind to investigators? on 'einaqibineq moit aftluas WA. Single-blinded OP riate Double-blinded Triple-blinded 135 snif Inlog E as be BUIT aziat 01512b That is the primary limitation with using a nonrandomized clinical trial? Not effective at controlling for measured confounding variables OUT TO Not effective at controlling for unmeasured confounding variables C. Patients may be assigned to an intervention group that they prefer not to be assigned. D. A comparison group is not available. 92167 hos 291 bol
82. Three principles guide research that involves human participants. These are A. respect for persons, beneficence, and justice. \ II 321A330RT B. confidentiality, compensation, and avoiding harm. C. explain the meaning of each of these principles. D. equitable access to benefits of research, moral rightness in action or attitude, and minimizing risk. SUIT A istens 8 83. Which of the following best describes a Phase II trial? A. Relatively small randomized, blinded trial that tests tolerability and different intensity or dose of the del B. intervention on surrogate or clinical outcomes asilibom balls bris Studies involving animals or cell cultures C. Relatively large randomized, blinded trial used to evaluate the efficacy of an intervention D. An unblinded and uncontrolled study involving a few volunteers to test the safety of an intervention E. Large studies (may or may not be a randomized trial) conducted after the therapy has been approved by the FDA to assess the rate of serious side effects and explore further therapeutic uses inoo-odsosiq s 84. A factorial design may be useful for all of the following reasons, EXCEPT A. allows testing of a less-mature hypothesis along with a more mature hypothesis. B. allows one to answer two or more questions in a single study. C. reduce cost. D. reduce feasibility. A. MD23 B. 0769291 101 eb 85. Which of the following designs is potentially most useful for making a judgment about causality? A. 52163 Cross-sectional Case-control B. C. Case series D. Experimental qs srit ritiw 86. What effect does randomization in a large intervention study have?hom aond Minimizes bias in the observation of outcomes of interest Minimizes potential bias in the allocation of participants to treatment group Both A and B are correct. a) to eno of bengieas yim tadoot Neither A nor B is correct. enoitnsvistni owt add to anoiten C. 90 T D. 29/192 Ishots .0 .A 163 8 99 qis29b se arT.ES 87. The is defined as the effect on patient outcomes that may occur due to the expectation by patient that a particular intervention will have an effect. bengizzs vimobos nord ens smil to bottoq 19 A. interviewer effect B. silgqs zi noitnevetni sdi neri nilazed to benuzsam 915 29idshev smepice T recall effect to bns erit 16 nisgs benuasom 916 zaldsinsv amooduo sri hortoo stori C. selection effect ni-04- D. placebo effect bohsq qu-wollet 916 20ldshev smootuo bas odsosiq 10 ihmiset of besimobris 916 atnaqlaine odsosią srit nor Jostte 19voymes souber of so boisq fuarlesw A bonuzeom niegs 916 29lási16 mot soiv bns nolingvisini srit of banglaes ei quons benuacon v
Transcribed Image Text:82. Three principles guide research that involves human participants. These are A. respect for persons, beneficence, and justice. \ II 321A330RT B. confidentiality, compensation, and avoiding harm. C. explain the meaning of each of these principles. D. equitable access to benefits of research, moral rightness in action or attitude, and minimizing risk. SUIT A istens 8 83. Which of the following best describes a Phase II trial? A. Relatively small randomized, blinded trial that tests tolerability and different intensity or dose of the del B. intervention on surrogate or clinical outcomes asilibom balls bris Studies involving animals or cell cultures C. Relatively large randomized, blinded trial used to evaluate the efficacy of an intervention D. An unblinded and uncontrolled study involving a few volunteers to test the safety of an intervention E. Large studies (may or may not be a randomized trial) conducted after the therapy has been approved by the FDA to assess the rate of serious side effects and explore further therapeutic uses inoo-odsosiq s 84. A factorial design may be useful for all of the following reasons, EXCEPT A. allows testing of a less-mature hypothesis along with a more mature hypothesis. B. allows one to answer two or more questions in a single study. C. reduce cost. D. reduce feasibility. A. MD23 B. 0769291 101 eb 85. Which of the following designs is potentially most useful for making a judgment about causality? A. 52163 Cross-sectional Case-control B. C. Case series D. Experimental qs srit ritiw 86. What effect does randomization in a large intervention study have?hom aond Minimizes bias in the observation of outcomes of interest Minimizes potential bias in the allocation of participants to treatment group Both A and B are correct. a) to eno of bengieas yim tadoot Neither A nor B is correct. enoitnsvistni owt add to anoiten C. 90 T D. 29/192 Ishots .0 .A 163 8 99 qis29b se arT.ES 87. The is defined as the effect on patient outcomes that may occur due to the expectation by patient that a particular intervention will have an effect. bengizzs vimobos nord ens smil to bottoq 19 A. interviewer effect B. silgqs zi noitnevetni sdi neri nilazed to benuzsam 915 29idshev smepice T recall effect to bns erit 16 nisgs benuasom 916 zaldsinsv amooduo sri hortoo stori C. selection effect ni-04- D. placebo effect bohsq qu-wollet 916 20ldshev smootuo bas odsosiq 10 ihmiset of besimobris 916 atnaqlaine odsosią srit nor Jostte 19voymes souber of so boisq fuarlesw A bonuzeom niegs 916 29lási16 mot soiv bns nolingvisini srit of banglaes ei quons benuacon v
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