Higher arterial pressure during cardiopulmonary bypass may not reduce the risk of acute kidney injury

Table 3 Postoperative data

	CG	HPG	p value	95% CI
Delta sCr (mmol/L)	20 (6–51)	25 (10–49)	0.560	−18 to 18
Delta eGFR (ml/min)	−6 (− 15–4)	− 3 (− 13–5)	0.522	−7 to 5
AKI	16 (38%)	19 (46%)	0.447
Dialysis	4 (10%)	3 (7%)	0.565
Re-operation	4 (10%)	1 (3%)	0.165
Stroke	3 (8%)	2 (5%)	0.687
4 months follow-up
Change in GFR (ml/min)	− 9 ± 12	−5 ± 16	0.288	−13 to 4
> 10% decrease in GFR^a	11 (44%)	9 (39%)	0.732
30-day mortality	3 (7%)	3 (7%)	1.000
6-months mortality	7 (16%)	8 (18%)	0.763

Percentages are given as total within group. Continuous data are presented as mean ± SD or median (interquartile min – max)
AKI Acute kidney injury, CI confidence interval, AP Arterial pressure, eGFR Estimated glomerular filtration rate (calculated using the Cockroft-Gault formula), GFR Glomerular filtration rate (estimated by Cr-EDTA clearance), sCr Serum creatinine
^aPercentages of total of patients at follow-up

ISSN: 1749-8090