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Table 2 Effectiveness of sodium bicarbonate prophylaxis for the prevention of contrast-induced nephropathy in cases with or without pre-existing renal impairment

From: Sodium bicarbonate prophylactic therapy in the prevention of contrast-induced nephropathy in patients admitted to the intensive care unit of a teaching hospital: a retrospective cohort study

  GFR > 60 mL/min (n = 115) GFR < 60 mL/min (n = 96)
  No prophylaxis (n = 100) Prophylaxis (n = 15) p value No prophylaxis (n = 63) Prophylaxis (n = 33) p value
No CIN 88 (88.0 %) 13 (86.7 %) 1.00 36 (57.1 %) 16 (48.5 %) 0.42
CIN 12 (12.0 %) 2 (13.3 %) 27 (42.9 %) 17 (51.5 %)
RRT/CIN 3/12 (25.0 %) 0/2 (0.0 %) 1.00 7/27 (25.9 %) 2/17 (11.8 %) 0.27
  1. Dichotomous data are noted as the number of CT scans with the presence of the concerning variable in that group (percentage of the total number of CT scans)
  2. CIN contrast-induced nephropathy, RRT renal replacement therapy, GFR glomerular filtration rate