Discussion:
Q: Explain Stratification to me in layman's terms and then read the article and detail how it was used therein?
Reference:
Lipchik, G. L., Nicholson, R. A., & Penzien, D. B. (2005). Allocation of patients to conditions in headache clinical trials: randomization, stratification, and treatment matching. Headache: The Journal of Head and Face Pain, 45(5), 419-428.