Lp-PLA2 mass by race. Afr-Am, African-American, The box plots ordered by median in descending order. The upper, middle, and lower line of the shaded box correspond to the 75th percentile, median, and 25th percentile values. The dots and the whiskers indicate minimum and maximum values. The dots are values that are greater than 1.5 times the interquartile range away from the 25th or 75th percentile.
Lee et al. BMC Cardiovascular Disorders 2011 11:38 doi:10.1186/1471-2261-11-38