Editing Randomized controlled trial (section)

=== Education ===
RCTs have been used in evaluating a number of educational interventions. Between 1980 and 2016, over 1,000 reports of RCTs have been published.<ref>{{Cite journal |vauthors=Connolly P, Keenan C, Urbanska K |date=2018-07-09 |title=The trials of evidence-based practice in education: a systematic review of randomised controlled trials in education research 1980–2016 |url=https://pure.qub.ac.uk/portal/en/publications/the-trials-of-evidencebased-practice-in-education-a-systematic-review-of-randomised-controlled-trials-in-education-research-19802016(34e5d239-e91a-4807-96eb-a926022cbb14).html |journal=Educational Research |language=en |volume=60 |issue=3 |pages=276–291 |doi=10.1080/00131881.2018.1493353 |issn=0013-1881 |doi-access=free}}</ref> For example, a 2009 study randomized 260 elementary school teachers' classrooms to receive or not receive a program of behavioral screening, classroom intervention, and parent training, and then measured the behavioral and academic performance of their students.<ref>{{Cite journal |vauthors=Walker HM, Seeley JR, Small J, Severson HH, Graham BA, Feil EG, Serna L, Golly AM, Forness SR |year=2009 |title=A randomized controlled trial of the First Step to Success early intervention. Demonstration of program efficacy outcomes in a diverse, urban school district |journal=[[Journal of Emotional and Behavioral Disorders]] |volume=17 |issue=4 |pages=197–212 |doi=10.1177/1063426609341645 |s2cid=144571336}}</ref> Another 2009 study randomized classrooms for 678 first-grade children to receive a classroom-centered intervention, a parent-centered intervention, or no intervention, and then followed their academic outcomes through age 19.<ref>{{Cite journal |vauthors=Bradshaw CP, Zmuda JH, Kellam SG, Ialongo NS |date=November 2009 |title=Longitudinal Impact of Two Universal Preventive Interventions in First Grade on Educational Outcomes in High School |journal=Journal of Educational Psychology |volume=101 |issue=4 |pages=926–937 |doi=10.1037/a0016586 |pmc=3678772 |pmid=23766545}}</ref>