What is the underlying concern about external validity?
What will be an ideal response?
The underlying concern about external validity is that the epidemiology (distribution and determinants) of health and disease often varies in populations that are diverse or different from each other. These health differences may only depend on very basic population attributes, such as age, or more complicated factors such culture, socioeconomic status, geography, or genetics.
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Which rate is used to compare the number of inpatient deaths to the total number of inpatient deaths and discharges?
A. Net death rate B. Gross death rate C. Newborn death rate D. None of the above
You have been called by family members for their mother, who is "not acting right." At the scene, the family informs you that they are concerned because their 68-year-old mother has been complaining of a headache for two days and is now very confused. When asking about a bruise on the right side of her forehead, the family states she fell in church a week ago and hit her head. Since all other aspects of the assessment are unremarkable, you suspect a head injury. Which type of injury would you suspect given the findings and history?
A) Subdural hematoma B) Epidural hematoma C) Cerebral concussion D) Cerebral contusion
Acetylcysteine (Mucomyst) is indicated in which of the following diseases? 1. Acute tracheobronchitis 2. Bronchiectasis 3. Chronic obstructive pulmonary disease (COPD) 4. Asthma
a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only
Testing the functioning of a patient's eyes and eye muscles is an example of which type of task?
A. Clinical B. Administrative C. Unauthorized D. Laboratory E. Specialized