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. Author manuscript; available in PMC: 2016 Oct 1.
Published in final edited form as: Eur J Cardiovasc Nurs. 2015 Jun 26;15(6):417–424. doi: 10.1177/1474515115592292

Figure 1. Changes in perceived control and sleep disturbance over time.

Figure 1

Scales show estimated marginal means controlling for baseline score and gender. CAS-R: Cardiac Attitude Scale-Revised; CBT: cognitive behavioral therapy; PSQI: Pittsburg Sleep Quality Index; UC: usual care.