Validation of the Radiographic Global Impression of Change (RGI-C) score to assess healing of rickets in pediatric X-linked hypophosphatemia (XLH)
Lim R, Shailam R, Hulett R, Skrinar A, Nixon A, Williams A, Nixon M, Thacher T. Validation of the Radiographic Global Impression of Change (RGI-C) score to assess healing of rickets in pediatric X-linked hypophosphatemia (XLH). Bone 2021, 148: 115964. PMID: 33878504, DOI: 10.1016/j.bone.2021.115964.Peer-Reviewed Original ResearchConceptsRickets Severity ScaleInter-rater reliabilityGlobal Impression of ChangeX-linked hypophosphatemiaIntra-raterImpression of ChangeRadiographic Global Impression of ChangeGlobal scoreRGI-CModerate to almost perfect agreementStandardized response meanIntra-rater reliabilityAlmost perfect agreementWeighted kappa valuesResponse meanChange scoresStanding heightBaseline to weekLeg scoreHealing of ricketsSeverity ScalePerfect agreementRickets severityBurosumab treatmentKappa values