Table 4.

Comparison of the prevalence of AKI stages between the normal and high D-dimer groups.

Group	Normal D-Dimer (≤0.5 mg/L)	High D-Dimer (>0.5 mg/L)	p
n	93	524
Normal kidney function	86 (92.5%)	386 (73.7%)	<0.001
Mild AKI (stage 1)	6 (6.5%)	86 (16.4%)
Moderate to severe AKI (stage 2–3)	1 (1.1%)	52 (9.9%) *

Abbreviations: AKI, acute kidney injury. * p < 0.05 using linear by linear method. NOTE: Values are expressed as numbers (with % proportion).