Table 2. Empirical type I error rates for SNP-level analysis and various gene-based tests based on simulated genotype data and real genotype data of 1000 individuals.
α | SNP | GATES | VEGAS (max) | VEGAS (10%) | VEGAS (20%) | VEGAS (30%) | VEGAS (40%) | VEGAS (sum) | SimpleM | COMBAT | |
---|---|---|---|---|---|---|---|---|---|---|---|
LD (r) | |||||||||||
0 | 0.05 | 0.042 | 0.042 | 0.043 | 0.044 | 0.044 | 0.044 | 0.041 | 0.045 | 0.042 | 0.05 |
0.01 | 0.009 | 0.009 | 0.007 | 0.01 | 0.008 | 0.006 | 0.007 | 0.01 | 0.009 | 0.01 | |
0.5 | 0.05 | 0.04 | 0.044 | 0.045 | 0.051 | 0.049 | 0.045 | 0.046 | 0.045 | 0.041 | 0.049 |
0.01 | 0.007 | 0.009 | 0.008 | 0.011 | 0.009 | 0.008 | 0.011 | 0.01 | 0.009 | 0.012 | |
0.9 | 0.05 | 0.027 | 0.051 | 0.051 | 0.049 | 0.044 | 0.04 | 0.047 | 0.044 | 0.028 | 0.051 |
0.01 | 0.005 | 0.01 | 0.01 | 0.01 | 0.011 | 0.009 | 0.009 | 0.011 | 0.009 | 0.013 | |
Number of SNPs | |||||||||||
30 | 0.05 | 0.024 | 0.051 | 0.050 | 0.050 | 0.051 | 0.049 | 0.050 | 0.050 | 0.037 | 0.056 |
0.01 | 0.005 | 0.010 | 0.009 | 0.009 | 0.009 | 0.009 | 0.009 | 0.011 | 0.009 | 0.011 | |
50 | 0.05 | 0.026 | 0.055 | 0.054 | 0.050 | 0.048 | 0.048 | 0.049 | 0.049 | 0.045 | 0.056 |
0.01 | 0.005 | 0.012 | 0.010 | 0.010 | 0.009 | 0.010 | 0.010 | 0.010 | 0.010 | 0.012 | |
100 | 0.05 | 0.030 | 0.055 | 0.051 | 0.051 | 0.048 | 0.047 | 0.048 | 0.048 | 0.046 | 0.054 |
0.01 | 0.006 | 0.012 | 0.010 | 0.009 | 0.009 | 0.008 | 0.008 | 0.008 | 0.010 | 0.010 |