Table 4: A comparison of pre- and post-guideline length of stay between warfarinised and nonwarfarinised matched patients.

Pre-GuidelinePost-GuidelineChange in LOSP Value
CaseMatchedP ValueCaseMatchedP ValueCaseMatchedComparing Warfarin CasesComparing Matched Cases

Length of Stay
(Days)
Mean17.313.20.1022.414.80.225.11.60.4080.53
(SD)(14.2)(9.4)(39.7)(15.1)