title: Author reply to Worth and colleagues.
authors.forename: D D F
authors.initials: DD
authors.lastname: Ma
authors.forename: C H K
authors.initials: CH
authors.lastname: Dix
authors.forename: D T O
authors.initials: DT
authors.lastname: Yeung
authors.forename: M L
authors.initials: ML
authors.lastname: Rule
mesh_terms: D055499:Catheter-Related Infections / Q000453:epidemiology*; D002405:Catheterization, Central Venous / Q000009:adverse effects*; D005260:Female; D019337:Hematologic Neoplasms / Q000453:epidemiology* / Q000628:therapy*; D006801:Humans; D008297:Male