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.
Time spent looking at the decision aid (proportion in each category)
| Simple DA | Complex DA | Abs. diff/(CI) | z/(p value) | |
|---|---|---|---|---|
| Less than 30 min | 0.15 | 0.27 | 0.13*** (0.05, 0.20) | 3.41 (0.001) |
| 30–60 min | 0.47 | 0.51 | 0.03 (− 0.00, 0.07) | 1.76 (0.078) |
| 1–2 h | 0.25 | 0.15 | − 0.09** (− 0.15, − 0.04) | − 3.22 (0.001) |
| More than 2 h | 0.13 | 0.07 | − 0.07** (− 0.11, − 0.02) | − 3.07 (0.002) |
Results analyzed accounting for stratified randomization by site, race and literacy as random effects
*p < 0.05; **p < 0.01; ***p < .001
