Research Article
Heart-Kidney Biomarkers in Patients Undergoing Cardiac Stress Testing
Table 3
Results between groups based on existence of detectable plasma neutrophil gelatinase-associated lipocalin (NGAL).
| Study variable | Detectable NGAL () | No detectable NGAL () | P value |
| Laboratory | | | | Creatinine (mol/L)—at rest | | | .24 | Creatinine (mol/L)—with stress | | | .16 | Creatinine (mol/L) | | | .32 | BNP (pg/mL)—at rest | | | .29 | BNP (pg/mL)—with stress | | | .17 | BNP (pg/mL) | | | .03 | cTnI (g/L)—at rest | | | .05 | cTnI (g/L)—with stress | | | .86 | cTnI (g/L) | | | .39 | NT-proBNP (pg/mL)—at rest | | | .19 | NT-proBNP (pg/mL)—with stress | | | .13 | NT-proBNP (pg/mL) | | | .11 | AOPP (mol/L)—at rest | | | .54 | AOPP (mol/L)—with stress | | | .48 | AOPP (mol/L) | | | .91 | Cardiovascular parameters | | | | Segmental perfusion defects—at rest | | | .03 | Segmental perfusion defects—with stress | | | .06 | Segmental perfusion defects | | | .51 | End diastolic volume (mL)—at rest | | | .14 | End diastolic volume (mL)—with stress | | | .05 | End diastolic volume (mL) | | | .25 | End systolic volume (mL)—at rest | | | .07 | End systolic volume (mL)—with stress | | | .02 | End systolic volume (mL) | | | .44 | Ejection fraction (%)—at rest | | | .03 | Ejection fraction (%)—with stress | | | .04 | Ejection fraction (%) | | | .78 |
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: delta (change from prestress to poststress test). BNP: B-type natriuretic peptide, cTnI: cardiac troponin I, NT-proBNP: N-terminal-pro-B-type natriuretic peptide, AOPP: advanced oxidation protein products, NGAL: neutrophil gelatinase-associated lipocalin.
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