02-24-2018, 05:27 PM
good
Biostats - nurden
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02-24-2018, 05:27 PM
good
02-27-2018, 06:49 PM
A new antiplatelet agent is developed for the prevention of recurrence of stoke. In a large randomized clinical trial with equal numbers of men and women, the rates of stroke are lower in patients receiving the new agent than in patients receiving the standard treatment. Results are shown
recurrent stroke rates per 1000 person-years standard treatment new anti platelet drug women .12 .04 men .24 .08 overall .18 .06 based on these results, which of the following is the relative risk reduction in women? a.8% b.12% c.16% d.33% e.50% f.62% g.67% h.75%
02-28-2018, 05:26 PM
g.
03-06-2018, 06:37 AM
why g? can you explain the answer please?
03-07-2018, 04:46 AM
33%
03-12-2018, 06:31 PM
67%
03-13-2018, 12:54 PM
ANSWER: g
relative risk for women: .12 in standard to .04 for treatment RR= Exposed(treatment) event Rate DIVIDED by (Control)Unexposed event Rate====== .04/.12--->= 1/3 Relative risk reduction: RRR= 1-RR 1-(1/3)= .6666666666666666666666666666666666666 ... if my understanding is correct.
03-14-2018, 08:02 PM
step 1 biostats questions are also useful
03-15-2018, 09:19 AM
thank you visceralpleura
03-15-2018, 07:00 PM
g is the correct answer
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