Enhanced Recovery Protocol Reduces Transfusion Requirements and Hospital Stay in Patients Undergoing an Elective Arthroplasty Procedure

Table 4

Length of stay.

	Traditional protocol ()	Enhanced recovery ()	value
Operation (mean SD)
THR	5.8 7.0	4.7 3.3	<0.001
TKR	5.2 4.0	4.9 3.5	0.012
Blood transfusion
No	5.1 5.1	4.5 3.0	<0.001
Yes	10.3 9.2	10.8 6.3	0.416
Age (yr)
30–50	4.1 1.4	3.7 4.7	0.002
50–60	4.2 2.4	4.0 2.1	0.457
60–70	4.5 3.6	3.9 1.9	0.001
70–80	6.3 7.1	5.2 4.0	<0.001
80–91	8.4 7.6	7.0 3.9	0.372
Gender
Male	5.4 6.3	4.6 3.9	<0.001
Female	5.7 5.2	4.9 2.9	0.002

Note: length of stay is a mean value in days. All outcomes are significantly different (Mann-Whitney’s test).