effectiveness = efficacy + use
e.g., a diabetes med that is 100% "efficacious" but no one uses is 0% "effective."
THIS smoking cessation tool is 18-60% "efficacious" and (by far) the most commonly used in the USA & UK. It is unquestionably safer than smoking.
jamanetwork.com/journals/jam...
effectiveness = efficacy + use
e.g., a diabetes med that is 100% "efficacious" but no one uses is 0% "effective."
THIS smoking cessation tool is 18-60% "efficacious" and (by far) the most commonly used in the USA & UK. It is unquestionably safer than smoking.
jamanetwork.com/journals/jam...