a near significant trendP = 0.056
A near significant trend was noted in the mean number of abstinent days that differed among alcohol, cocaine, and methamphetamine groups ( F (2,61) = 4.50, P = 0.056).
A near significant trend was noted in the mean number of abstinent days that differed among alcohol, cocaine, and methamphetamine groups ( F (2,61) = 4.50, P = 0.056).