Standardised Warfarin Reversal Expedites Time to Theatre for Fractured Neck of Femur Surgery and Improves Mortality Rates: A Matched Cohort Study

Table 3

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

		Pre-Guideline			Post-Guideline			Odds Ratio (95% CI); Pre- and Post-Guideline		P Value
		Case	Matched	P-value	Case	Matched	P-value	Comparing Warfarin Cases	Comparing Matched Cases	Comparing warfarin cases
Time to Theatre; (Hours)	Mean	70.4	44.2	0.039	46	42.5	0.79			0.036
	(SD)	(61.93)	(40.97)		(37.97(	(80.90)
	Range	13-307	9-183		12-183	13-571
Time to Theatre; (Hours); n (%)	<36	9 (19.6)	21 (45.7)	0.024	34 (70.8)	37 (77.1)	0.279	7.83	4.50	0.039
								(2.96-20.70)	(1.76-11.51)
	36-48	4 (8.7)	9 (19.6)		3 (6.3)	4 (8.3)				0.041
	<48	13 (28.3)	30 (28.3)	0.002	37	41 (85.4)	0.12	6.47	3.83	<0.001
								(2.50-16.72)	(1.24-11.78)
	>48	25 (54.3)	14 (30.4)		11 (22.9)	5 (10.4)				0.047
	No op	8 (17.4)	2 (4.3)		0 (0)	2 (4.2)