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. Author manuscript; available in PMC: 2014 Jan 5.
Published in final edited form as: Stat Med. 2011 Aug 4;30(24):10.1002/sim.4322. doi: 10.1002/sim.4322

Table 2.

Comparison of A and  for base-case (θ = 0.90, true A = {X1 > 0, X2 < 0}), and null-case (θ = 0, true A null).

Logit0.05 Logit0.1 VT(R)0.05 VT(R)0.1 VT(C)0.05 VT(C)0.1
θ = 0.9:
 size of Â:
  Prop. Â null 0.29 0.29 0.07 0.32 0.01 0.11
  5th % 0 0 0 0 99 0
  50th % 199 73 189 114 222 103
  95th % 327 194 397 252 333 186
 Sensitivity 0.34 0.16 0.47 0.28 0.49 0.28
 Specificity 0.89 0.96 0.89 0.95 0.87 0.96
 PPV 0.37 0.41 0.55 0.45 0.56 0.59
 NPV 0.81 0.78 0.84 0.81 0.84 0.80
 AUC 0.69 0.69 0.77 0.77 - -
θ = 0:
 size of Â:
  Prop. Â null 0.84 0.85 0.25 0.65 0.07 0.38
  5th Pct. 0 0 0 0 0 0
  50th Pct. 0 0 131 0 162 40
  95th Pct. 188 55 308 142 274 118
 Specificity 0.97 0.99 0.87 0.97 0.85 0.96