Evaluation of herbal cannabis characteristics by medical users: a randomized trial
2006

Evaluation of Herbal Cannabis by Medical Users

Sample size: 7 publication Evidence: low

Author Information

Author(s): Mark A Ware, Thierry Ducruet, Ann R Robinson

Primary Institution: McGill University

Hypothesis

Can experienced medical cannabis users differentiate between various herbal cannabis preparations based on their characteristics?

Conclusion

Medical cannabis users can appreciate differences in herbal cannabis products based on physical characteristics like THC content, humidity, and grind size.

Supporting Evidence

  • Subjects rated the product with the highest THC content and humidity as the best overall.
  • Significant differences were noted in overall appearance and color between cannabis preparations.
  • Four out of seven subjects preferred products 1 and 2 for regular use.

Takeaway

This study shows that people who use medical cannabis can tell the difference between different types of cannabis based on how they look and feel.

Methodology

A randomized controlled crossover trial was conducted with 8 experienced cannabis users evaluating 4 different herbal cannabis preparations.

Potential Biases

The blinded condition may have been compromised as subjects were able to differentiate between products.

Limitations

The small sample size limits the ability to draw broad conclusions, and the study's findings may be influenced by factors like the mode of administration.

Participant Demographics

5 males and 2 females, mean age 47 years (range 40–54), with varied diagnoses including peripheral neuropathic pain, multiple sclerosis, and HIV/AIDS.

Statistical Information

P-Value

0.003

Statistical Significance

p = 0.003

Digital Object Identifier (DOI)

10.1186/1477-7517-3-32

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication