Table 2 Univariate Cox proportional hazard analysis for all-cause mortality

AAC grade 1*

1.14—3.42

0.015

AAC grade 2*

1.50—5.15

0.001

AAC grade 3*

3.06—10.7

 < .001

Age (10 years)

1.55—2.22

 < .001

Male

0.51—1.06

0.101

Dialysis vintage (year)

0.99—1.04

0.168

Diabetes

0.88—1.84

0.222

Hypertension

0.79—1.64

0.497

Ischemic heart disease

1.19—2.69

0.005

Stroke

1.24—2.66

0.002

Corrected serum calcium (mg/dL)

0.70—1.41

0.968

Serum phosphorus (mg/dL)

0.76—1.01

0.078

Serum albumin (g/dL)

0.10—0.34

 < .001

Hemoglobin (g/dL)

0.62—0.94

0.011

C-reactive protein (mg/dL)

1.22—1.66

 < .001

Alkaline phosphatase (U/L)

1.00—1.00

 < .001

Magnesium (mg/dL)

0.22—0.62

 < .001

Intact parathyroid hormone (pg/mL)

1.00—1.00

0.925

Use of CaCO₃

0.48—1.00

0.053

Use of Ca-free phosphate binders

0.44—0.91

0.013

Use of vitamin D3

0.68—1.45

0.972