Good study design starts with three key elements. What are these elements?
What will be an ideal response?
Good study design starts with three key elements: 1) who; 2) what; and 3) when. Who is the study intended to represent? What is the disease or outcome under study? When is the risk period for the outcome? Each of these questions must be answered prior to designing a study.
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Right-ventricular afterload can be estimated by using which equation?
a. (MAP) ? (SV) ? (0.00136) c. (MAP – MRAP/CO) ? 80 b. (MPAP) ? (SV) ??(0.00136) d. (MPAP – MLAP/CO) ? 80
Which of the following hyperinflation techniques relies on the patient's ventilatory muscles to achieve hyperinflation goals?
I. intermittent positive pressure breathing (IPPB) II. incentive spirometry III. intrapulmonary percussive ventilation IV. positive expiratory pressure (PEP) therapy A) I and III B) I and IV C) II and III D) II and IV