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Table 4 Median Odds Ratios and Powers in Joint Analysis (Stage One and Stage Two Combined)

From: A powerful hybrid approach to select top single-nucleotide polymorphisms for genome-wide association study

Number of Selections Joint Analysis
   p-Value-Based Ranking Approach Hybrid Ranking Approach
   M1 M2 M1 M2
10 OR 1.7387 1.4467 1.6866 1.4447
  Power at 1.7 × 10-7 51.2% 87.0% 79.4% 84.2%
20 OR 1.7342 1.4418 1.6787 1.4467
  Power at 1.7 × 10-7 56.3% 90.9% 80.0% 87.0%
30 OR 1.7343 1.4363 1.6801 1.4398
  Power at 1.7 × 10-7 58.9% 92.3% 79.7% 90.4%
40 OR 1.7224 1.4379 1.6761 1.4418
  Power at 1.7 × 10-7 60.6% 93.0% 81.2% 90.9%
  1. OR = odds ratio.