What is the sensitivity and specificity of the test? Obstetrics The standard screening test for Downs syndrome
Question:
What is the sensitivity and specificity of the test?
Obstetrics
The standard screening test for Down’s syndrome is based on a combination of maternal age and the level of serum alpha-fetoprotein. Using this test 80% of Down’s syndrome cases can be identified, while 5% of normals are detected as positive.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 50% (10 reviews)
Sensitivity P...View the full answer
Answered By
Utsab mitra
I have the expertise to deliver these subjects to college and higher-level students. The services would involve only solving assignments, homework help, and others.
I have experience in delivering these subjects for the last 6 years on a freelancing basis in different companies around the globe. I am CMA certified and CGMA UK. I have professional experience of 18 years in the industry involved in the manufacturing company and IT implementation experience of over 12 years.
I have delivered this help to students effortlessly, which is essential to give the students a good grade in their studies.
3.50+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
If the physician report is considered the gold standard, what is the sensitivity and specificity of proxy reports of schizophrenia? Mental Health Researchers collected the following data concerning...
-
Bayess rule was applied to the problem of HIV testing in The American Statistician (Aug. 2008). In North America, the probability of a person having HIV is .008. A test for HIV yields either a...
-
Medical tests are frequently used to decide whether a person has a particular illness. The sensitivity of a test is the probability that a person having the illness will test positive; the...
-
What constant should replace the question mark in this system so that the solution set is {(1, 1, 1)}? 2x - 3y + -5x + 2y z = 0 - 2 = x + y + 2z = ? 4 -4
-
It is false that some graduate teaching assistants are not underpaid laborers. Therefore, it is false that no graduate teaching assistants are underpaid laborers. Use the modified Venn diagram...
-
A low Altman Z-score is most indicative of a: A. financially healthy company. B. company likely to enter bankruptcy. C. company likely to be misclassified as financially unhealthy.
-
Air-conditioning machine operates on the principle of (a) Second law of thermodynamics (b) Zeroth law of thermodynamics (c) First law of thermodynamics (d) Third law of thermodynamics
-
Fixed manufacturing overhead variance analysis The French Bread Company also allocates fixed manufacturing overhead to products on the basis of standard direct manufacturing labor-hours. For 2009,...
-
q security analyst reviews a firewall log's source IP addresses to investigate an attack. These logs are a representation of what type of functional security control?
-
A weight loss center provided a loss for 72% of its participants. The center is leader decides to test a new weight loss strategy on a random sample size of 140 and found 109 participants lost...
-
How many subjects need to be enrolled in total in the study if (1) the investigators want to have a 90% chance of detecting a significant difference using a two-sided test with = .05 and (2) it is...
-
What precentage of infants who test positive using the test will actually have Downs syndrome? Suppose that 1 out of 500 infants are born with Downs syndrome.
-
The concentration of drug in a patients bloodstream t hours after an injection is C(t) milligrams per milliliter where a. What is the concentration of drug immediately after the injection (when t =...
-
Sam heaves a 16 ball straight upward, giving it constant acceleration from rest of 24.0 m/s 2 during the throw. He starts throwing the ball at a height of 1.70 m and releases it at a height of 2.30 m...
-
Kubin Company's relevant range of production is 20,000 to 23,000 units. When it produces and sells 21,500 units, its average costs per unit are as follows: Average Cost per Unit $ 8.00 Direct...
-
Smith-Kline Company maintains inventory records at selling prices as well as at cost. For 2024, the records indicate the following data: Beginning inventory Purchases Freight-in on purchases Purchase...
-
A vertical tube open at the top contains 2.4 cm of oil (density 0.82 g/cm) floating on 2.8 cm of water. Part A Find the gauge pressure at the bottom of the tube. Express your answer in pascals and...
-
A motorist drives north for 38.0 minutes at 95.5 km/h and then stops for 15.0 minutes. He then continues north, traveling 130 km in 2.00 h. (a) What is his total displacement? 190 km (b) What is his...
-
Consider the process of Brexit negotiations since the triggering of Article 50 (to leave the EU) at the end of March 2017. What model of trade relations with the EU27 is likely to be the end result...
-
Draw a Feynman diagram for the reaction n + v p + .
-
A trainee in a realty firm is being paid a straight salary, but has the opportunity to (a) continue with straight salary, (b) change to straight commission, or (c) change to a combination that...
-
When Fred takes the direct route to work, he gets there in 20 minutes if no train is at the railroad crossing. When a train is using the crossing, his travel time is 15 minutes longer. His...
-
An antique collector is shipping $50,000 worth of items from Europe to America and must decide whether to insure the shipment for its full value. An insurance firm will provide this protection for a...
-
"Paula is a social worker in a fostercare agency. She has been working with 9-year-old Rita, her foster mother, Flo, and biological mother, Stella, for three years. Rita was removed from her mother's...
-
You are 22 years old and currently have $100,000 in savings for retirement. You will start making annual contributions to your savings at the beginning of each year in the amount of $2,500. If you...
-
You have an investment opportunity that pays $500 every three months for 7 years and an additional $14,000 at the end of the seventh year. How much is the investment worth today if you can invest in...
Study smarter with the SolutionInn App