Table 2.

Association between baseline serum creatinine level and all-cause mortality (n = 10 896)

Cr (mg/dL)	N	Death (%)	Unadjusted HR (95% CI)	Case-mix adjusted HR (95% CI)	Case-mix and MICS adjusted HR (95% CI)
<4.0	783	397 (51)	1.68 (1.49–1.89)	1.13 (1.00–1.28)	1.36 (1.19–1.55)
4.0–5.9	2143	1043 (49)	1.35 (1.24–1.48)	1.06 (0.97–1.16)	1.19 (1.08–1.31)
6.0–7.9	2414	1146 (48)	1.18 (1.09–1.29)	1.02 (0.94–1.11)	1.06 (0.97–1.15)
8.0–9.9	2103	1029 (49)	Ref.	Ref.	Ref.
10.0–11.9	1524	665 (44)	0.80 (0.72–0.88)	0.92 (0.83–1.01)	0.88 (0.79–0.97)
12.0–13.9	965	314 (33)	0.54 (0.48–0.62)	0.73 (0.64–0.83)	0.71 (0.62–0.81)
≥14.0	964	239 (25)	0.37 (0.32–0.42)	0.63 (0.55–0.74)	0.64 (0.55–0.75)

Cr, creatinine; MICS, malnutrition-inflammation cachexia syndrome; HR, hazard ratio; CI, confidence interval.