Table 3.

The univariate and multivariable models of all-cause mortality risk of different vascular access type on hemodialysis patients.

Variable	Classification	Univariate analysis		Multivariable analysis (1)		Multivariable analysis (2)
		HR (95% CI)	p-valve	HR (95% CI)	p-valve	HR (95% CI)	p-valve
Initial vascular access	Catheter vs. AVF/AVG	1.73 (1.23, 2.45)	0.0018	1.55 (1.09, 2.21)	0.0150	—	—
Vascular Access type	AVF/AVG + catheter vs. AVF/AVG only	1.80 (1.38, 2.34)	<0.0001	—	—	1.45 (1.11, 1.91)	<0.0001
	Catheter only vs. AVF/AVG only	3.79 (2.20, 6.52)		—	—	3.23 (1.85, 5.64)
Age		1.06 (1.05, 1.08)	<0.0001	1.06 (1.05, 1.08)	<0.0001	1.06 (1.05, 1.07)	<0.0001
Gender	Male/Female	0.98 (0.76, 1.26)	0.8555	1.24 (0.96, 1.60)	0.1024	1.28 (0.99, 1.66)	0.0588
FPG (mg/dl)	$\ge$126/<126	1.93 (1.50, 2.49)	<0.0001	1.77 (1.37, 2.29)	<0.0001	1.66 (1.28, 2.16)	0.0001
Albumin (g/dl)	<3.5/$\ge$3.5	1.77 (1.36, 2.32)	<0.0001	1.40 (1.06, 1.85)	0.0166	1.42 (1.08, 1.88)	0.0123
hsCRP (mg/L)	$\ge$4/<4	1.84 (1.41, 2.39)	<0.0001	1.48 (1.13, 1.93)	0.0041	1.43 (1.09, 1.87)	0.0094
Cholesterol (mg/dl)	$\ge$240/<240	1.17 (0.69, 1.97)	0.5609	—		—
Triglyceride (mg/dl)	$\ge$200/<200	1.42 (1.09, 1.85)	0.0096	—		—
Uric acid (mg/dl)	$\ge$8/<8	1.12 (0.93, 1.34)	0.2291	—		—
AST (IU/L)	$\ge$40/<40	2.49 (1.59, 3.90)	<0.0001	2.69 (1.71, 4.23)	<0.0001	2.66 (1.68, 4.19)	<0.0001
ALT (IU/L)	$\ge$40/<40	1.52 (0.95, 2.44)	0.0790	—		—
URR (%)	<65%/$\ge$65%	1.08 (0.96, 1.21)	0.2178	—		—
Hb (g/dL)	<8.5/$\ge$8.5	0.82 (0.61, 1.10)	0.1824	—		—
Hct (%)	<28/$\ge$28	0.78 (0.61, 1.01)	0.0632	—		—

AVF: arteriovenous fistula; AVG: arteriovenous graft; URR: Urea reduction ratio; FPG: fasting plasma glucose; AST: aspartate aminotransferase; ALT: alanine aminotransferase; hsCRP: high-sensitivity C-reaction protein; Hb: hemoglobin; Hct: hematocrit.

NK: not known

 Multivariable analysis (1): model for the initial use of vascular access type.

Multivariable analysis (2): model for the vascular access use in observed life-time.