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Table 1 The number of SNPs reaching three levels of significance (via permutation)

From: Discovering pure gene-environment interactions in blood pressure genome-wide association studies data: a two-step approach incorporating new statistics

Significance level reached   <10−3 <10−4 <10−5
G × age* SBP 150
(0.24%)*
29
(0.46%)
1
(0.0016%)
  DBP 92
(0.15%)
11
(0.17%)
4
(0.0064%)
G SBP 41
(0.65%)
5
(0.0079%)
1
(0.0016%)
  DBP 58
(0.92%)
6
(0.0095%)
0
(0)
  1. The percentages of the number of significant SNPs out of total number of SNPs (62,915) are shown in parentheses.
  2. *The pure G × age interactions found by 2-step method.
  3. The main effect of G by I-score.