According to a study out of Academic Pediatrics, more than three in four parents reported using time-out in response to misbehavior. But 85 percent of the parents using the technique made common mistakes that can render time-outs ineffective, including giving kids too many warnings, talking to kids or letting them play with toys during their punishment:
http://www.reuters.com/article/us-health-timeouts-children-discipline-idUSKBN13Q5LJ
http://www.academicpedsjnl.net/article/S1876-2859(16)30407-7/abstract
