More clinical trials with larger numbers of participants are needed to tease out the most effective cannabis - based therapies. (aaas.org)
Each local program is serving large numbers of participants, providing greater statistical power and the ability to examine the effects of these programs for different types of families. (mdrc.org)
The curriculum was designed to be used with small groups ranging from 6 to 12 participants, but has been implemented in recent years in settings with larger numbers of participants. (etr.org)