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. 2016 Jun 8;6:27644. doi: 10.1038/srep27644

Table 1. Advantages and disadvantages of existing methods to estimate regional genetic variance from summary association statistics.

Method Advantages Disadvantages
Multi-SNP locus association13 -Can estimate genetic variance of medium to large regions (i.e. small regions might not have SNPs remaining after LD and p-value pruning) -Need for LD pruning as it assumes uncorrelated markers-Need for p-value pruning-Assumes population structure has been entirely adjusted for
LDScore11 -Includes all SNPs irrespective of LD-Adjusts for potential bias such as population stratification-Can estimate genetic covariance between two traits -Need for a reference LD structure-Best suited for genome-wide analysis or large regions
Distribution of effect size3,14,15 (AVENGEME and ABPA) -Estimates the proportion of markers affecting a trait-Can estimate genetic covariance between two traits -Need for LD pruning as it assumes uncorrelated markers-Assumes population structure has been entirely adjusted for-Best suited for genome-wide analysis or large regions
LD Adjusted Regional Genetic Variance (LARGV) -Includes all SNPs irrespective of LD-Can estimate genetic variance of any region, small or large -Need for a reference LD structure-Assumes population structure has been entirely adjusted for