Table 5.

Relationship between biochemical factors and ACI score based on dialysis duration

Variables	Dialysis duration	ACI score			P value
		0-40	41-80	81-120
Ca(mg/dl) (mean±SD)	< 3 years	8.48±0.93	8.20±1.05	8.10±1.05	0.73*
	> 3years	8.66±0.71	8.91±1.17	8.99±1.02	0.58*
P(mg/dl) (mean±SD)	< 3years	3.63±1.31	3.70±0.17	3.56±1.00	0.79*
	> 3years	4.11±1.71	4.52±1.23	4.03±1.19	0.26*
iPTH( pg/ml) median(min-max)	< 3years	199 (28-1269)	320 (305-403)	317 (280-376)	0.65**
	> 3years	284 (16-1038)	353 (67-870)	381.5 (69-1389)	0.23**
Alk.P(U/L) median(min-max)	< 3years	294 (68-2630)	318 (266-549)	540 (488-541)	0.08**
	> 3years	343 (38-753)	366 (166-1534)	500 (210-1450)	0.23**
CRP(mg/L) median(min-max)	< 3years	6 (2-86)	2 (2-42)	15 (2-28)	0.74**
	> 3years	2 (2-86)	13 (2-68)	11.5 (2-83)	0.52**

^*P-value : One way ANOVA test

^**P-value : Kruskal Wallis test