Mathematics, 31.05.2021 19:10 madi6847

How do you interpret the RR for exercising once per week? Frequency of Person Years Cases of CHD Rate per 10,000 Risk Ratio
Exercise of Follow-up Population
No Exercise 32,843 23 7.0 Reference
Once per Week 117,205 40 3.49 0.49
Twice per Week 25,111 4 1.59 0.23
A. Compared to people that exercise once a week, people that do not exercise are 0.49 times less likely to get CHD.
B. Compared to people that do not exercise, people that exercise once a week are 0.49 times less likely to get CHD.
C. Compared to people that exercise twice a week, people that exercise once a week are 0.49 times less likely to get CHD.
D. Compared to people that do not exercise, people that exercise once a week are at a 0.49 greater odds of getting CHD.

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 17:20

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

Answers: 1

Answer

Mathematics, 21.06.2019 23:30

Asap (i need to finish this quick) graph complete the sequence of transformations that produces △x'y'z' from △xyz. a clockwise rotation ° about the origin followed by a translation units to the right and 6 units down produces δx'y'z' from δxyz.

Answers: 1

Answer

Mathematics, 22.06.2019 00:30

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?

Answers: 3

Answer

Mathematics, 22.06.2019 02:00

Graph a triangle (xyz) and reflect it over the line y=x to create triangle x’y’z’. describe the transformation using words. draw a line segment from point x to the reflecting line, and then draw a line segment from point x’ to the reflecting line. what do you notice about the two line segments you drew? do you think you would see the same characteristics if you drew the line segment connecting y with the reflecting line and then y’ with the reflecting line? how do you know?

Answers: 1

Answer

You know the right answer?

How do you interpret the RR for exercising once per week? Frequency of Person Years Cases of CHD Ra...

Questions