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Table 3 Methodological Quality

From: Optimal loading dose for the initiation of warfarin: a systematic review

  Ageno 2001 Anderson 2007 Caraco 2007 Crowther 1999 Gedge 2000 Harrison 1997 Hillman 2005 Kovacs 2003 Quiroz
2006
Roberts 1999 Shine 2003
Randomisation
Method
+ + + + NM + + + + NM +
Concealment of allocation NM + - NM NM NM + + NM - +
Double blinding NM + - - NM - - + - - NM
Intention to treat - - - - - - + + + - -
  1. + Reported in paper
  2. - Paper indicates that did not take place
  3. NM: Not mentioned in paper