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. Author manuscript; available in PMC: 2012 Oct 10.
Published in final edited form as: Forensic Sci Int. 2011 Jul 20;212(1-3):247–251. doi: 10.1016/j.forsciint.2011.06.028

Table 1.

Numbers and percentage of specimens having quantifiable Δ9-tetrahydrocannabinol (THC), 11-hydroxy-THC (11-OH-THC) and 11-nor-9-carboxy-THC (THCCOOH) concentrations from the 19 postmortem specimens

Central THC Peripheral THC Central 11-OH-THC Peripheral 11-OH-THC Central THCCOOH Peripheral THCCOOH
# of specimens > LOQ 11 10 10 10 19 19
# of specimens < LOQ 6 7 8 8 0 0
# of specimens NA 2 2 1 1 0 0
% of specimens > LOQ 58% 53% 53% 53% 100% 100%
% of specimens < LOQ 32% 37% 42% 42% 0% 0%
% of specimens NA 11% 11% 5% 5% 0% 0%

#N/A – Matrix effects prevented quantification; LOQ: Limit of quantification