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savespss (from SSC, by Sergiy Radyakin)
I'm thinking of using Sergiy Radyakin's savespss program as my workhorse for a project I do with some other people who use only SPSS. I do a lot of...Last edited by Clyde Schechter; 25 Oct 2019, 18:13.
 14 posts

Bug in autocompletion?
Version 16 of Stata now has autocompletion implemented in the doeditor. There is one aspect of it that I find problematic and that, I think is a bug....
 9 posts

Empty cells in some imputations of multiply imputed data
I have a data set that some colleagues and I need to do a survival analysis on. The outcome is time to recurrence of cancer. The main predictor of interest...
 1 post

Stopping boundaries for multiarm trials
Does anybody know of a Stata routine to calculate stopping boundaries for a trial with 4 arms (1 control and 3 active treatments)? For a twoarm trial...
 1 post

What is join.ado?
I was starting to install Sergio Correa's ftools package. But I was given a warning that the file join.ado already exists and is different. Sure enough:...Last edited by Clyde Schechter; 09 Feb 2018, 23:10.
 5 posts

margins after melogit
I'm experiencing a problem with margins after melogit. When I ask for margins A#B, Stata responds with the output appropriate for margins A B,...
 7 posts

Field trip for a statistics class
A high school statistics teacher I know, located in Orange County, California, would like to take her class on a field trip to see statistics being applied...
 7 posts

Sampling right tail of a gamma distribution
Does anybody know an efficient way to generate random numbers from a right tail of a gamma distribution?
 1 post

Problem with diag() function
Now, I know I have yet to imbibe my full daily dose of caffeine, and maybe I didn't get as many hours of sleep last night as I should have. But for the...Last edited by Clyde Schechter; 01 Apr 2017, 13:28.
 3 posts

mlogit in multiple imputation with chained equations
I'm trying to run mi impute chained on a fairly large data set with a large number of variables. The code is too long to post here, but I think the...
 7 posts

Imputation conditional on an imputed variable
I have a data set that I am trying to perform multiple imputation with chained equations on, using mi impute chained. The data comes from a questionnaire...
 3 posts
 1 like

Clyde Schechter started a topic Competing risks analysis with different exit times for different eventsin GeneralCompeting risks analysis with different exit times for different events
In clinical trials of initial breast cancer treatment, patients ordinarily remain under observation until the earliest of the following events: local...
 7 posts

Study design for a hypothetical agricultural experiment
I'm sorry that this topic is a little outside the domain of the Stata forum, but I really don't know where else to turn for advice. It is about how certain...
 4 posts
 1 like

Re rectangles under my name
Yesterday I noticed for the first time that in the little row of 10 rectangles that appear under my name when I post, the two leftmost ones are red. ...
 9 posts

Difficulty conceptualizing a nested model
This is a statistics question, though I am most interested in a solution that I could implement relatively easily in Stata.
Some colleagues...
 4 posts