A procedure in which two groups are compared based on whether they were part of an initially specified random sample subjected to an experimental protocol is called
A) intention to treat.
B) regression discontinuity.
C) difference-in-differences.
D) causality.

Question

Quizplus · Accepted Answer

Intention to treat is a strategy in randomized controlled trials where participants are analyzed in the groups to which they were originally assigned, regardless of whether they completed the intervention according to the protocol or not. This approach helps to preserve the benefits of randomization, thus providing a more accurate reflection of the intervention's effectiveness in real-world conditions.

A Procedure in Which Two Groups Are Compared Based on Whether