Application of an adjusted patient blood management protocol in patients undergoing elective total hip arthroplasty: towards a zero-percent transfusion rate in renal patients—results from an observational cohort study

Table 2 Results

	CKD- (n = 1038)	CKD + (n = 153)	p value
BI	2.7 (2.7–2.8)	2.8 (2.6–2.9)	0.543
RBC transfusion between day before surgery and POD 7 ^§	0 (0.0%)	0 (0.0%)	1.00
Hb on POD 7	11.1 (11.1–11.2)	10.8 (10.6–11.0)	0.006
Anaemic on POD 7 ^§	983 (94.7%)	147 (96.1%)	0.471
GFR (mL/min/1.73 m²) on POD 7	95.3 (93.7–96.9)	53.8 (53.1–54.4)	< 0.001

Presented as mean (95% confidence interval), except ^§, presented as number of observations (%). Abbreviations: CKD, chronic kidney disease; GFR, glomerular filtration rate; EPO, erythropoietin; POD, postoperative day; RBC, red blood cell

ISSN: 1749-799X