Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Excerpt from effect modification modela fit to trial data.
| Estimate | Std. Error | df | t value | |
|---|---|---|---|---|
| FA | 19.72150 | 7.862622 | 923 | 2.508260 |
| FA * nonWhite-noSIS | 23.44112 | 11.979436 | 923 | 1.956780 |
| FA * White-SIS | 24.93563 | 12.135934 | 923 | 2.054694 |
| FA * nonWhite-SIS | 21.43789 | 11.956149 | 923 | 1.793043 |
a The referent category is White-noSIS. The other covariates included are age and sex.
