Open Access

Table 1

Demographic data and risk factors.

Characteristic Fast (n = 30) Slow (n = 30) P-value
Age (years) 65.16 ± 7.76 63.96 ± 7.99 0.55
Male n (%) 17 (56.7%) 18 (60%) 0.79
Body surface area (m2) 1.77 ± 0.19 1.74 ± 0.15 0.41
Ejection fraction (%) 43.00 ± 7.94 45.33 ± 7.53 0.24
Circuit priming volume 1773.33 ± 141.25 1765.00 ± 131.40 0.81
Preoperative creatinine 1.09 ± 0.23 1.10 ± 0.21 0.77
Hypertension 20 (66.7%) 19 (63.3) 0.78

Data are presented as mean ± SD, or as absolute numbers (percentage). Statistical significance was determined using Student’s t-test and the chi-square test, with a p-value threshold set at less than 0.05.

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