Metanalysis of 57 articles comprising of 65 experiments over 25 years on the topic of cognitive interview.
64% of studies included Young Adults, 28% included Children, 8% included the Elderly, 6% included people with Learning Disabilities.
The studies were 32% Cognitive interview, 23% Enhanced Cognitive Interview, 45% Modified Cognitive Interview.
CI was more accurate then non-CI. Companion techniques produced more inaccurate information. CI vs non-CI didn't change confabulations. MCI produced significantly more confabulations.