From: A cluster randomised stepped wedge trial to evaluate the effectiveness of a multifaceted information technology-based intervention in reducing high-risk prescribing of non-steroidal anti-inflammatory drugs and antiplatelets in primary medical care: The DQIP study protocol
Number of practices
Effect size
Power
10
0.25
83%
0.50
97%
0.75
99%
> 1.0
> 99%