Re: [R] compare odds ratios

2006-06-28 Thread Smith, Daniel \(DHS-DEODC-EHIB\)
You could try a test for heterogeneity of the odds ratios, usually part of a Mantel-Haenszel analysis, with each test as a stratum. Also, the field of meta-analysis has tests for heterogeneity of estimates. Both are covered in Rothman and Greenland's Modern Epidemiology (1998) text, Chapters 15 a

Re: [R] R Graphs in Powerpoint

2005-11-01 Thread Smith, Daniel \(DHS-DEODC-EHIB\)
I've tried several methods in OS X, and here's what works best for me. Save the R graphic as a PDF file. Open it with Apple's "Preview" application, and save it as a PNG file. The resulting .png file can be inserted into MS Word or PowerPoint, can be resized, and looks good on either OS X or

[R] RE: question about spatial correlation with Xs and Ys

2003-07-01 Thread Smith, Daniel (DHS-DEODC-EHIB)
-Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: Tuesday, July 01, 2003 3:09 AM To: [EMAIL PROTECTED] Subject: R-help Digest, Vol 5, Issue 1 At 18:48 30/06/2003, Martin Wegmann wrote: >hello, > >I want to do a test for spatial correlation. >I tried it with geary.