Tag: dtc-testing

2 posts

How Accurate Is Self Genetic Testing, and What Can You Do With the Raw Data?

October 11, 2026

Array-based consumer kits genotype a few hundred thousand preselected sites accurately and everything else badly. If you want data you can analyze yourself, you want 30x whole-genome sequencing with FASTQ, BAM/CRAM, and gVCF returned.

genomics wgs variant-calling polygenic-scores dtc-testing

Direct-to-Consumer Genetic Testing Companies: What You Get and What the Data Can't Tell You

September 28, 2026

A technical comparison of array-based consumer DNA tests, consumer whole-genome sequencing, and clinician-ordered panels: file formats, error modes, prices, and what to do with the raw data.

genomics dtc-testing wgs raw-data bioinformatics