790567.fig.001
Figure 1: Percent present across pools and sites. Each curve shows a different site, and the -axis shows the 4 pools and the -axis shows the mean percentage of present probes on the Affymetrix arrays. Pool B has the smallest percentage of present probes, while Pool D has the largest percentage of present probes. Site 4 has the highest percentage of present probes, while Site 2 has the lowest percentage of present probes.