A pilot program implementing a new screening tool for drug and alcohol abuse has proven to be very effective by the staff of an acute medical unit. As the staff prepares to utilize this tool on a regular basis, which factor has proven most effective in this decision?

A pilot program implementing a new screening tool for drug and alcohol abuse has proven to be very effective by the staff of an acute medical unit. As the staff prepares to utilize this tool on a regular basis-This is an example of Internal evidence.

Explanation:

Internal Evidence  refers to the practice data that is found in the health care records of a nursing home/clicnic.

On the other hand ,the external evidence are based on the information that is collected from various scientific research

In the  statement -(A pilot program implementing a new screening tool for drug and alcohol abuse has proven to be very effective by the staff of an acute medical unit. As the staff prepares to utilize this tool on a regular basis) the information related to the pilot program was obtained through internal evidence .

so we can say that the internal evidence factor has proven most effective in this decision