Skip to main content

Table 2 Intraoperative data

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

  CG HPG p value 95% CI
AP (mmHg) 47 ± 5 61 ± 4 < 0.001 −15 to − 11
Flow (L/min/m2) 2.6 ± 0.2 2.6 ± 0.2 0.810 − 0.1 to 0.1
CABG + AVR 38 (84%) 36 (80%) 0.415  
CABG + MVR 4 (9%) 8 (18%) 0.290  
AVR + MVR 1 (2%) 0 (0%) 0.314  
CPB time (min) 130 ± 36 130 ± 31 0.994 −30 to 19
XC time (min) 100 ± 39 93 ± 22 0.310 −19 to 12
Blood loss (ml) 636 ± 482 667 ± 397 0.759 − 222 to 153
Diuresis (ml) 517 ± 294 639 ± 438 0.152 − 299 to 15
Change in HCT (%) −8 ± 5 −7 ± 4 0.069 −4 to 0
Fluid balance (ml) 1490 ± 1206 1246 ± 968 0.327 − 382 to 753
Gentamicin administered 31 (78%) 32 (80%) 0.353  
  1. Percentages are given as total within group. Continuous data are presented as mean ± SD
  2. AP Arterial pressure, AVR Aortiv valve replacement, CI confidence interval, CPB Cardiopulmonary bypass, HCT Haematocrit, MVR Mitral valve replacement, XC Aortic cross clamp