=+4.35 ● Blood cocaine concentration (in milligrams per liter) was determined for both a sample of individuals who had died from cocaine-induced excited delirium and a sample of those who had died from a cocaine overdose without excited delirium. The accompanying data are consistent with summary values given in the paper “Fatal Excited Delirium Following Cocaine Use” (Journal of Forensic Sciences [1997]: 25–31):

Excited Delirium 0 0 0 0 0.1 0.1 0.1 0.1 0.2 0.2 0.3 0.3 0.3 0.4 0.5 0.7 0.7 1.0 1.5 2.7 2.8 3.5 4.0 8.9 9.2 11.7 21.0 No Excited Delirium 0 0 0 0 0 0.1 0.1 0.1 0.1 0.2 0.2 0.2 0.3 0.3 0.3 0.4 0.5 0.5 0.6 0.8 0.9 1.0 1.2 1.4 1.5 1.7 2.0 3.2 3.5 4.1 4.3 4.8 5.0 5.6 5.9 6.0 6.4 7.9 8.3 8.7 9.1 9.6 9.9 11.0 11.5 12.2 12.7 14.0 16.6 17.8