Fig. 1.
Overall SPARS scores by visit during the first year, indicating median (middle line), percentiles (25th and 75th shaded area, 5th and 95th outer lines), and extreme values
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.