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Table 2 In-hospital procedures, treatments and characteristics

From: The influence of timing of coronary angiography on acute kidney injury in out-of-hospital cardiac arrest patients: a retrospective cohort study

  Early CAG group (N = 1148) Deferred CAG/no CAG group (N = 1227) p-value
Targeted temperature management 670/849 (78.9) 570/709 (80.4) 0.47
Hypotension 244/554 (44.0) 293/692 (42.3) 0.55
Use of inotropic or vasopressors 319/512 (62.3) 422/688 (61.3) 0.73
Use of intra-aortic balloon pump 96/993 (9.7) 40/1026 (3.9)  < 0.001
Heart failure < 45% 200/496 (40.3) 134/313 (42.8) 0.48
Need for renal replacement therapy 34/839 (4.1) 42/701 (6.0) 0.08
Major bleedinga 15/347 (4.3) 23/357 (6.4) 0.21
CAG performed 1148 (100.0) 600/1227 (48.9)  < 0.001
PCI performed 205/248 (82.7) 129/356 (36.2)  < 0.001
CABG 8/292 (2.7) 9/392 (2.3) 0.71
Laboratory values
 Lowest pH 7.2 [7.1–7.3] 7.2 [7.0–7.3] 0.003
 Peak lactate, mmol/L 5.5 [3.4–9.1] 6.0 [3.4–9.5] 0.38
 Peak CRP, mg/L 105 [30–201] 122 [61–200] 0.06
 Peak leukocytes, ·109/L 18.4 [14.3–24.2] 17.6 [13.9–23.2] 0.34
 Peak CK, U/L 1604 [629–4421] 828 [296–2411] < 0.001
 Survival at hospital discharge 544/765 (71.1) 596/850 (70.1) 0.66
  1. All data are expressed in proportions of the population with known data and percentages (%). Brackets are classified as median and interquartile ranges (IQR)
  2. CAG coronary angiography, PCI percutaneous coronary intervention, CABG coronary artery bypass graft, CRP C-reactive protein, CK creatine kinase
  3. aMajor bleeding was scored using BARC classification scores ≥ 3, ranging from bleeding that is not actionable to fatal bleedings