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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Stat Biopharm Res. 2014 May 27;6(2):185–197. doi: 10.1080/19466315.2014.906365

Table 2.

αi for the power model used in the simulations

Shift Δ αi
d1 d2 d3 d4 d5 d6
0 0.20 0.30 0.50 0.70 0.80 0.90
1 0.10 0.20 0.30 0.50 0.70 0.80
2 0.05 0.10 0.20 0.30 0.50 0.70
3 0.025 0.05 0.10 0.20 0.30 0.50