Skip to main content

Table 2 Agent procedural characteristics in two groups

From: Predictors of contrast-induced acute kidney injury in patients with coronary artery disease receiving contrast agents twice within 30 days

ItemGroup A (n = 559)Group B (n = 48)P value
TRI [n(%)]
 TRI in first agent426 (76.2)34 (70.8)0.404
 TRI in second agent433 (77.5)35 (72.9)0.472
Agents interval time [d, M(Q1, Q3)]a5 (3, 8)4 (3, 6)0.218
CV in 1st agent [ml, M(Q1, Q3)]a100.00 (40.00, 140.00)90.00 (50.00, 75.00)0.128
CV in 2nd agent[ml, M(Q1, Q3)]a150.00 (50.00, 100.00)150.00 (50.00, 100.00)0.334
Number of stent (x ± s)2.23 ± 1.581.82 ± 1.190.096
Multivessel disease [n(%)]392 (70.1)37 (77.1)0.310
LM lesion [n(%)]11 (1.9)3 (6.3)0.091
Basic SYNTAX score (x ± s)17.2 ± 7.519.2 ± 8.40.082
Residual SYNTAX score (x ± s)8.8 ± 5.811.1 ± 7.00.073
Complete revascularization [n(%)]353 (63.2)24 (50.0)0.072
CI-AKI post-first agent [n(%)]41 (7.3)15 (31.3)< 0.001
Serum creatinine (μmol/L, x ± s)
 Baseline77.4 ± 25.075.1 ± 24.50.548
 Maximal post-first agent84.1 ± 33.993.7 ± 39.40.094
 Pre-second agent84.4 ± 56.681.3 ± 24.60.729
 Maximal post-second agent76.6 ± 27.7100.1 ± 27.3< 0.001
  1. Group A No CI-AKI from second agent, Group B CI-AKI from second agent, TRI Trans-radial intervention, CV Contrast volume, LM Left main, SYNTAX Synergy between percutaneous coronary intervention with Taxus and cardiac surgery
  2. aMeans non-normally distributed continuous variables