Non-superiority [Regulatives / Guidelines]

posted by Helmut Homepage – Vienna, Austria, 2012-03-19 17:59 (4856 d 10:01 ago) – Posting: # 8299
Views: 7,034

Dear Jaime!

❝ […] does that require the upper one-sided 95% CL included in 125% – or […] – assessing the upper limit of the 90% CI only?


Both will work.

❝ How can we calculate the sample size?


Ouch; good question! Steven Julious (Sample Sizes for Clinical Trials, 2010) gives a method for cross-over studies (actually the other way ’round: non-inferiority) but only for normal distributed data. Have to sleep over it.

Dif-tor heh smusma 🖖🏼 Довге життя Україна! [image]
Helmut Schütz
[image]

The quality of responses received is directly proportional to the quality of the question asked. 🚮
Science Quotes

Complete thread:

UA Flag
Activity
 Admin contact
23,427 posts in 4,929 threads, 1,677 registered users;
31 visitors (0 registered, 31 guests [including 10 identified bots]).
Forum time: 05:01 CEST (Europe/Vienna)

Many people tend to look at programming styles and languages like religions:
if you belong to one, you cannot belong to others.
But this analogy is another fallacy.    Niklaus Wirth

The Bioequivalence and Bioavailability Forum is hosted by
BEBAC Ing. Helmut Schütz
HTML5