Fig. 2From: The grass is not always greener: a multi-institutional pilot study of marijuana use and acute pain management following traumatic injuryAverage daily pain numeric rating scale (NRS) scores by marijuana (MJ) use in a non-drug users and b drug users (amphetamines, barbiturates, benzodiazepines, cocaine, methamphetamine, opiates). Patients are instructed that pain scores should be four or less, where scores of zero are not expectedBack to article page