Figure 1.
Delay discounting by delay unit across adulthood. The proportion of sooner options chosen by age and length of delay (days, weeks, months, or years). Higher values represent more discounting. Error bars reflect the 95% confidence interval.
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.