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Table 1 Relationship between VCF and FHIR phase relationships

From: vcf2fhir: a utility to convert VCF files into HL7 FHIR format for genomics-EHR integration

VCF rows

FHIR phase relationship

6 18142205. C T... GT:PS 1|0:18142205

6 18142422. A C... GT:PS 0|1:18142205

Heterozygous variants are TRANS

6 18142289. A G... GT:PS 1|0:18142289

6 18142308. A G... GT:PS 1|0:18142289

Heterozygous variants are CIS

  1. Phase relationships in VCF represented using the FORMAT.PS field are converted into FHIR 'CIS' and 'TRANS' relationships