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Table 3 Univariate regression analysis of risk modifiers

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

CovariateOdds Ratio95% CIP value
Age0.990.95–1.020.52
Diabetes1.510.66–3.450.33
Heart failure1.420.59–3.460.44
Hypertension1.110.45–2.720.82
Anaemia1.900.61–5.920.27
CKD 4 or 5 (GFR < 30 mls/min/1.73m2 vs CKD 3 (30–59 mls/min/1.73m2)1.350.56–3.270.51
Hypoalbuminemia1.230.52–2.880.64
Contrast ≥25mls6.521.48–28.80.01
Contrast volume0.7 ± 0.3%
per ml
0.2–1.3%
per ml
0.009