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.
Principal Components Analysis (PCA) of the antibody responses at month 3 (M3). The plots of the distribution of individuals by age (A) and site (B) plus malaria are shown. The first three principal components (Dim 1, Dim 2, and Dim 3) that explained the highest percentage of the variance of the antibody data at M3 (percentage in parenthesis) were chosen for representation. Black dots represent malaria cases.
