highly significantP < 0.001
There was a highly significant correlation of baseline THCCOOH levels and baseline THC levels (rho = 0.80 P < 0.001).
There was a highly significant correlation of baseline THCCOOH levels and baseline THC levels (rho = 0.80 P < 0.001).
DNMT1 mRNA levels showed a trend in the same direction ( P = 0.056).
There was a strong trend for DNMT1 mRNA to also be higher than placebo in the 13.4% THC group at the 4-h time point ( P = 0.056).