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Table 2 Simulated power of four statistics, UniFrac (UniF), W-UniFrac (WUniF), VAW-UniFrac (T), and SqT in Simulation 2.

From: Variance adjusted weighted UniFrac: a powerful beta diversity measure for comparing communities based on phylogeny

Pivot 12° 26° 71°
Power UniF: 0.050 UniF: 0.185 UniF: 0.822 UniF: 1.000 UniF: 1.000
  WUniF: 0.047 WUniF: 0.126 WUniF: 0.339 WUniF: 0.981 WUniF: 1.000
  T: 0.050 T: 0.166 T: 0.577 T: 1.000 T: 1.000
  SqT: 0.049 SqT: 0.157 SqT: 0.554 SqT: 1.000 SqT: 1.000
  1. The "pivot" is the rotation angle between the long axes of the two ellipses. The number of simulations is 1000, and the type 1 error rate is set at 0.05.