Table 1.
PT investigation aid.
Table 2.
Classification of errors.
Figure 1.
Comparison of proportion of errors due to each type of error for unsatisfactory results at study centers in 2009, 2010, and US averages according to CAP data.
Table 3.
PT error rates in 2009–2010 for all centers.
Figure 2.
Average PT performance by site.
Table 4.
PT Performance in 2009–2010 for all centers.
Figure 3.
Performance by Center for 2009 and 2010 for blood parasites, chemistry and hematology.
Figure 4.
Average correct identification of the blood parasites surveys for all sites.