All treatments that are effective are also efficacious and all treatments that are efficacious are also effective.

Question

Quizplus · Accepted Answer

Effectiveness refers to how well a treatment works in real-world settings, while efficacy refers to how well it works in controlled, clinical trial environments. A treatment can be efficacious (work well under ideal conditions) but not effective (not work as well in real-world settings due to various factors like adherence issues), and vice versa.

All Treatments That Are Effective Are Also Efficacious and All