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Table 1 Baseline demographics and eGFR values data

From: Carbon dioxide angiography during peripheral angioplasty procedures significantly reduces the risk of contrast-induced nephropathy in patients with chronic kidney disease

CovariateCO2 groupControl groupP value
Age (years)77.5 ± 10.476.5 ± 10.50.88
Diabetes33/50 (66%)64/100 (64%)0.4
Heart failure13/50 (26%)19/100 (19%)0.07
Hypertension36/50 (72%)75/100 (75%)0.34
Anemia37/50 (74%)84/100 (84%)0.07
Hypoalbuminemia28/50 (56%)58/100 (58%)0.41
Critical limb ischemia39/50 (78%)74/100 (74%)0.74
Iliac arteries9/50 (18%)23/100 (23%)0.62
Femoral arteries30/50 (60%)48/100 (48%)0.23
Popliteal arteries21/50 (42%)39/100 (39%)0.86
Tibial arteries27/50 (54%)58/100 (58%)0.77
Creatinine baseline (μmol/Lt)150.2 ± 48.8136.5 ± 46.20.02
eGFR baseline (mls/min/1.73m2)39.5 ± 11.643.0 ± 12.40.08
CKD 4 or 5 (eGFR< 30)12/50 (24%)21/100 (21%)0.83
Intravenous hydration and/or NAC42/50 (84%)76/100 (76%)0.36