Table 2.

Factors associated with log₁₀ (SAL) in study patients (n=901)

Variable	Simple linear regression analysis (β coefficient ± SE)	P-value	Multiple linear regression analysis (β coefficient ± SE)	P-value
HD duration (years)	0.006±0.002	0.002	0.004±0.002	0.033
Hypertension (Yes =1)	0.082±0.029	0.005	–	–
Calcitriol use (Yes =1)	0.160±0.032	<0.001	0.154±0.032	<0.001
Kt/V (Daugirdas)	0.077±0.034	0.023	–	–
Albumin (g/dL)	−0.072±0.031	0.021	–	–
Creatinine (mg/dL)	−0.01±0.005	0.017	–	–
Phosphate (mg/dL)	−0.023±0.008	0.004	−0.026±0.008	–

Abbreviations: Log, logarithmic transformation; SAL, serum aluminum level; SE, standard error; HD, hemodialysis.