Figure 9From: The statistical analysis of a clinical trial when a protocol amendment changed the inclusion criteria Power for medium shift, phases differ, scenario 1. Power of the pooling and the combination strategies for inflation of the standard deviation in scenario 1 in the case of a medium shift (0.5). Within each group, means differ between the two phases by (A) 0.1, (B) 0.5 and (C) 1.0.Back to article page