Estimate the rate ratio comparing current users vs. never users, and provide a 95% CI about this
Question:
Cancer
The data relating oral-contraceptive (OC) use and the incidence of breast cancer in the age group 4044 in the NHS are given in Table 14.31.
Table 14.31: Relationship between breast-cancer incidence and OC use among 40- to 44-year-old women in the NHS
Transcribed Image Text:
Number of Number of OC-use group person-years 4,761 121,091 cases Current users Past users Never users 13 164 113 98,091
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 75% (16 reviews)
The estimated rate ratio for current users vs nev...View the full answer
Answered By
Muhammad Umair
I have done job as Embedded System Engineer for just four months but after it i have decided to open my own lab and to work on projects that i can launch my own product in market. I work on different softwares like Proteus, Mikroc to program Embedded Systems. My basic work is on Embedded Systems. I have skills in Autocad, Proteus, C++, C programming and i love to share these skills to other to enhance my knowledge too.
3.50+
1+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
Estimate the rate ratio comparing past users vs. never users, and provide a 95% CI about this estimate? Cancer The data relating oral-contraceptive (OC) use and the incidence of breast cancer in the...
-
Estimate the rate ratio for postmenopausal vs. premenopausal women after controlling for age. Provide a 95% CI for the rate ratio? Cancer The data in Table 14.34 provide the relationship between...
-
How much power did the study have for detecting an IRR for breast cancer of 1.5, comparing current OC users vs. never OC users among 40- to 44-year-old women if (a) The true incidence rate of breast...
-
More sophisticated computer-assisted instruction systems monitor the students performance over a period of time. The decision to begin a new topic is often based on the students success with previous...
-
It is desired to fabricate a continuous and aligned glass fiber-reinforced polyester having a tensile strength of at least 1250 MPa (180,000 psi) in the longitudinal direction. The maximum possible...
-
The entries on January 30, 20X9, include a a. Debit to Financial Expense, $400. b. Debit to Dollars Payable to Exchange Broker, $12,600. c. Credit to Foreign Currency Units (renminbi), $12,600. d....
-
Suppose you are starting a business, T-Shirts Plus, Inc., to imprint logos on T-shirts. In organizing the business and setting up its accounting records, you take your information to a CPA to prepare...
-
Would buying a car from a mechanic who works at a car dealership qualify as purchasing a car in the ordinary course of business? [Steele v Ellis, 961 F Supp 1458 (D Kan)]
-
Garcia Company sells snowboards. Each snowboard requires direct materials of $106, direct labor of $36, variable overhead of $51. and variable selling, general, and administrative costs of $9. The...
-
The yearly demand for a seasonal, profitable item follows the distribution below: Demand (units) Probability 1,000 ........ .20 2,000 ........ .30 3,000 ........ .40 4,000 ........ .10 A manufacturer...
-
Compare the incidence density of breast cancer in past users vs. never users, and report a p-value? Cancer The data relating oral-contraceptive (OC) use and the incidence of breast cancer in the age...
-
What is the expected number of events that need to be realized in each group to achieve 80% power to detect an IRR for breast cancer of 1.5 for current OC users vs. never OC users under the same...
-
With reference to Problem 8.5, the caved ground has a specific weight of 105 pcf (16.6kN/m3); the angle of friction between muck and rock is 23, while the angle of internal friction of the muck is...
-
3. (10 points) The following table is taken from Gary Gorton's work on financial panics: Table 2.3 U.S. National Banking Era Panics NBER Business Cycle Dates Peak-Trough September 1902-August 1904...
-
You have an outstanding student loan with required payments of $550 per month for the next four years. The interest rate on the loan is 11% APR (compounded monthly). Now that you realize your best...
-
Use the two-step binomial tree from the image to calculate the value of a six-month European call option using the no-arbitrage approach. 150 157.5 142.5 165.375 149.625 135.375
-
Factor x 4 + 9 x 2 + 1 8
-
WIP, beginning inventory 2,500 units (April 1) Started during April 7,500 Completed and TO 8200 during April WIP, ending inventory 1,800 (100% complete for DM, and 45% for conversion cost) Cost per...
-
Describe the responsibilities of a guardian for minor children.
-
Flicker, Inc., a closely held corporation, acquired a passive activity this year. Gross income from operations of the activity was $160,000. Operating expenses, not including depreciation, were...
-
A psychology study (Rutchick, Slepian, and Ferris, 2010) investigated whether using a red pen causes people to assign lower scores than using a blue pen. A group of 128 students in an introductory...
-
Reconsider the previous exercise. Determine a 95% confidence interval for comparing the population mean restroom times between the two sexes. Also interpret what this interval says. Finally, comment...
-
Reconsider the data from Exercise 6.1.23 about times spent in a public restroom by men and women in a Michigan mall. The average time in the bathroom was 106.65 (SD = 79.611) for the 40 men and 133.5...
-
1. What would a graph of the speed of an object that moves at a constant speed look like? (hint: curved line, broken line, etc.) 2. A car travels 120 km in 1250 seconds. What is the speed in...
-
Today we are going to calculate the electric field of two concentric non-conducting charged cylinders (separated by a neutral insulator) of infinite length in all regions of space. We will be using...
-
You are Professional Accountant ( SA ) for registered accountants. A client of yours in the SME sector is speculating shares on listed company on the JSE. The detail and name of the listed company is...
Study smarter with the SolutionInn App