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Table 9 Summary of performance metrics for GSA and rWGS relative to 1KG Phase 3 data

From: Establishing analytical validity of BeadChip array genotype data by comparison to whole-genome sequence and standard benchmark datasets

Performance metrics Global screening array (GSA) versus. 1KG mean (± std.dev) Whole genome sequencing (WGS) versus 1KG mean (± std.dev)
Concordance 0.9932 (± 0.0005) 0.9981 (± 0.0005)
Sensitivity 0.9927 (± 0.0007) 0.9981 (± 0.0005)
Specificity 0.9957 (± 0.0003) 0.9991 (± 0.0003)
Positive predictive value (PPV) 0.9892 (± 0.0008) 0.9977 (± 0.0007)