Table 3: A comparison of time to theatre between pre- and post-guideline, and warfarinised and matched patients.

Pre-GuidelinePost-GuidelineOdds Ratio (95% CI)
Pre- and Post-Guideline
P Value
CaseMatchedP-valueCaseMatchedP-valueComparing Warfarin CasesComparing Matched CasesComparing warfarin cases

Time to Theatre
(Hours)
Mean70.444.20.0394642.50.790.036
(SD)(61.93)(40.97)(37.97((80.90)

Range13-3079-18312-18313-571

Time to Theatre
(Hours)
n (%)
<369 (19.6)21 (45.7)0.02434 (70.8)37 (77.1)0.2797.834.500.039
(2.96-20.70)(1.76-11.51)
36-484 (8.7)9 (19.6)3 (6.3)4 (8.3)0.041
<4813 (28.3)30 (28.3)0.0023741 (85.4)0.126.473.83<0.001
(2.50-16.72) (1.24-11.78)
>4825 (54.3)14 (30.4)11 (22.9)5 (10.4)0.047
No op8 (17.4)2 (4.3)0 (0)2 (4.2)