Red Blood Cell Transfusion and Postoperative Delirium in Hip Fracture Surgery Patients: A Retrospective Observational Cohort Study

Table 2

Outcomes for all patients with eligible CPTs and complete study data.

Variable	No RBC transfusion	RBC transfusion	value
	N = 15,311	N = 5,527
Delirium	2,746 (17.9)	1,228 (22.2)	<0.001
Length of stay after surgery (days)	6 ± 8	7 ± 9	<0.001
Discharge location			<0.001
Died or hospice	361 (2.3)	184 (3.3)
Home	2,736 (17.9)	496 (9.0)
Rehabilitation	4,237 (27.7)	1,797 (32.5)
Other hospitals	473 (3.1)	167 (3.0)
Nursing home	7,479 (48.8)	2,870 (52.0)
No data	25 (0.2)	13 (0.2)

Values are mean +sd or n (%). CPT = current procedural terminology; RBC = red blood cell.