Following a Study by Morin and Associates at Laval University

Multiple Choice

Following a study by Morin and associates at Laval University on the efficacy of different treatments for sleep problems in the elderly, we can conclude that if Jack was in the behavioural treatment group and Bill was in the drug-and-behavioural treatment group:

A) Jack was sleeping better than Bill at the end of treatment and at a two-year follow-up.
B) Bill was sleeping better than Jack at the end of treatment and at a two-year follow-up.
C) Jack and Bill were sleeping equally well at the end of treatment but Jack was the only one who maintained these improvements at the follow-up.
D) None of the above; the drug-only treatment group improved the most overall.