Do We Finally Have the A to Z of Z Scores?

Affiliations

¹ From the Department of Congenital Heart Disease, Evelina London Children's Hospital, Guy's and St Thomas' NHS Trust, London, UK (J.M.S.); Division of Imaging Sciences and Biomedical Engineering, King's College London, United Kingdom (H.C.); and Department of Paediatric Cardiology, Great Ormond Street Hospital, London, United Kingdom (H.C.).
² From the Department of Congenital Heart Disease, Evelina London Children's Hospital, Guy's and St Thomas' NHS Trust, London, UK (J.M.S.); Division of Imaging Sciences and Biomedical Engineering, King's College London, United Kingdom (H.C.); and Department of Paediatric Cardiology, Great Ormond Street Hospital, London, United Kingdom (H.C.). John.simpson@gstt.nhs.uk.

Editorial

John M Simpson et al. Circ Cardiovasc Imaging. 2017 Nov.

. 2017 Nov;10(11):e007191.

doi: 10.1161/CIRCIMAGING.117.007191.

¹ From the Department of Congenital Heart Disease, Evelina London Children's Hospital, Guy's and St Thomas' NHS Trust, London, UK (J.M.S.); Division of Imaging Sciences and Biomedical Engineering, King's College London, United Kingdom (H.C.); and Department of Paediatric Cardiology, Great Ormond Street Hospital, London, United Kingdom (H.C.).
² From the Department of Congenital Heart Disease, Evelina London Children's Hospital, Guy's and St Thomas' NHS Trust, London, UK (J.M.S.); Division of Imaging Sciences and Biomedical Engineering, King's College London, United Kingdom (H.C.); and Department of Paediatric Cardiology, Great Ormond Street Hospital, London, United Kingdom (H.C.). John.simpson@gstt.nhs.uk.

No abstract available

Keywords: Editorials; adult; confidence intervals; diastole; noise; sample size.

Comment on

Relationship of Echocardiographic Z Scores Adjusted for Body Surface Area to Age, Sex, Race, and Ethnicity: The Pediatric Heart Network Normal Echocardiogram Database.
Lopez L, Colan S, Stylianou M, Granger S, Trachtenberg F, Frommelt P, Pearson G, Camarda J, Cnota J, Cohen M, Dragulescu A, Frommelt M, Garuba O, Johnson T, Lai W, Mahgerefteh J, Pignatelli R, Prakash A, Sachdeva R, Soriano B, Soslow J, Spurney C, Srivastava S, Taylor C, Thankavel P, van der Velde M, Minich L; Pediatric Heart Network Investigators*. Lopez L, et al. Circ Cardiovasc Imaging. 2017 Nov;10(11):e006979. doi: 10.1161/CIRCIMAGING.117.006979. Circ Cardiovasc Imaging. 2017. PMID: 29138232 Free PMC article.