title: Equivalence of critical error calculations and process capability index Cpk.
authors.forename: D
authors.initials: D
authors.lastname: Chesher
authors.forename: L
authors.initials: L
authors.lastname: Burnett
mesh_terms: D002624:Chemistry, Clinical / Q000379:methods* / Q000592:standards*; D008432:Mathematical Computing; D019300:Medical Errors; D011786:Quality Control; D013223:Statistics as Topic / Q000379:methods