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Table 1 Basic demographics and clinical data of both groups

From: Neutrophil gelatinase-associated lipocalin as a biomarker for predicting acute kidney injury after coronary artery bypass grafting

Patient characteristics No AKI AKI p value
Age 56.54 ± 6.44 60.67 ± 4.51 0.136
Male sex (%) 16 (89%) 5 (71%) 0.284
BMI (kg/m2) 25.44 ± 2.04 26.29 ± 1.80 0.349
Diabetes (%) 8 (44%) 4 (57%) 0.568
Dyslipidemia (%) 11 (61%) 4 (57%) 0.855
History of hypertension (%) 6 (33%) 6 (85%) 0.019*
Family history of CAD (%) 3 (17%) 2 (29%) 0.504
LVEF 60.33 ± 3.02 58.85 ± 2.73 0.272
Diuretics use before surgery (%) 6 (33%) 2 (29%) 0.818
COPD (%) 2 (11%) 1 (14%) 0.826
Smoker (%) 12 (67%) 4 (57%) 0.656
Preoperative hemoglobin (gm/dl) 13.71 ± 1.15 13.27 ± 0.71 0.365
ICU stay (days) 1.56 ± 0.61 2.86 ± 0.69 < 0.001*
Preoperative plasma creatinine (mg/dl) 0.89 ± 0.07 0.91 ± 0.07 0.65
Preoperative plasma NGAL (ng/ml) 78.44 ± 7.35 78.71 ± 4.75 0.914
  1. Data presented as mean ± SD
  2. p value < 0.05 was considered statistically non-significant
  3. *p value < 0.001 HS
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