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Reporting bias in retrospective ascertainment of drug-induced embryopathy

  • Benjamin Bar-Oz
  • , Myla E. Moretti
  • , Guy Mareels
  • , Tony Van Tittelboom
  • , Gideon Koren

Research output: Contribution to journalArticlepeer-review

55 Scopus citations

Abstract

The rate of congenital malformations after first-trimester exposure to itraconazole was four times higher when ascertained retrospectively than prospectively (13.0 vs 3.2%, p = 0.006). Reporting bias in retrospective studies should be acknowledged in interpretation of such data.

Original languageEnglish
Pages (from-to)1700-1701
Number of pages2
JournalThe Lancet
Volume354
Issue number9191
DOIs
StatePublished - 13 Nov 1999
Externally publishedYes

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