What term is used for the ability of a test or technique to detect a disease when present?
a. Specificity
b. Confidence interval
c. Survival curve
d. Sensitivity
ANS: D
Feedback
A Specificity is the measure of how well a test or technique rules out disease when it is absent.
B Confidence interval is a measure of precision of study results.
C Survival curve is a graph showing the probability of a patient's surviving in a given state for a specified time.
D Sensitivity is the measure of how well a test or technique detects disease when it is present.
You might also like to view...
A patient, age 40, is having a diagnostic workup because of a possible disorder of the thyroid gland. The nurse noting the physician's orders recalls that there are several diagnostic tests to determine thyroid disorders
The test that employs radioactive iodine and use of a scintillation camera is called the a. positron emission tomography (PET). b. thyroid scan. c. radioactive iodine uptake test (RAIU). d. T3.
A recently hired nurse has been overheard saying she does not need to check as closely on her assigned patients as there are many machines that will "just do it for you.". What action by the nurse manager is indicated?
1. The nurse should have a notation placed in her file indicating a lack of due care to assigned patients. 2. The nurse should receive a verbal warning. 3. The nurse manager should plan a skills check off for the nurse. 4. The nurse manager should meet and discuss the needed assessment for assigned patients.
When assessing skin turgor in a client, the nurse observes that the skin remains elevated for about 2 seconds. How would the nurse document the skin tenting?
A) +1 B) +2 C) +3 D) +4
A 33-year-old man has been brought to the emergency department after being found unconscious outside a store
The man's known schizophrenia and history of heavy cocaine and heroin use are characteristics of a dual diagnosis and the nurse's assessment confirms this fact. After he has stabilized medically, which of the following aspects of care should the nurses caring for the man prioritize? A) Detoxification B) Teaching coping skills C) Psychosocial assessment D) Nutritional promotion