NPPB and acute kidney injury: In terms of laboratory parameters, patients with AKI had significantly higher CRP [189.1 (115.2–294.6) vs. 155.0 (49.0–257.0) mg/L, p = 0.043], PCT [4.1 (0.87–36.8) vs. 1.38 (0.98–7.7) ng/mL, p = 0.007], and NT-proBNP [6252 (2032–15,701) vs. 2242 (542–8416) μg/L, p = 0.004] levels.