Re: [R] Clinical significance - Equivalence test

2014-03-28 Thread Greg Snow
I agree with the others that you should consult with a statistician, but here are some additional things to consider: The usual equivalence test can be done much simpler (both computation and conception) by just calculating a confidence interval on the difference and seeing if the entire interval

[R] Clinical significance - Equivalence test

2014-03-27 Thread Manuel Carona
Hi, I have implemented a therapeutic intervention on two groups (one is a control group) and tested them in two moments using some assessment tools (with normative data). Now I want to compare the experimental group with the control group using clinical equivalence testing. To do this I need to

Re: [R] Clinical significance - Equivalence test

2014-03-27 Thread David Winsemius
On Mar 27, 2014, at 6:53 AM, Manuel Carona wrote: Hi, I have implemented a therapeutic intervention on two groups (one is a control group) and tested them in two moments using some assessment tools (with normative data). Now I want to compare the experimental group with the control group

Re: [R] Clinical significance - Equivalence test

2014-03-27 Thread Marc Schwartz
On Mar 27, 2014, at 8:53 AM, Manuel Carona unku...@gmail.com wrote: Hi, I have implemented a therapeutic intervention on two groups (one is a control group) and tested them in two moments using some assessment tools (with normative data). Now I want to compare the experimental group with

Re: [R] Clinical significance - Equivalence test

2014-03-27 Thread Jim Lemon
On 03/28/2014 12:53 AM, Manuel Carona wrote: Hi, I have implemented a therapeutic intervention on two groups (one is a control group) and tested them in two moments using some assessment tools (with normative data). Now I want to compare the experimental group with the control group using