Very low protein diets supplemented with keto-analogues in ESRD predialysis patients and its effect on vascular stiffness and AVF Maturation

Table 3 Significant statistical differences between the studied groups (KA/EAA group and control group) regarding the analyzed parameters

Characteristics	Study group (28 patients)	Control group (39 patients)	χ² value	SD-value	p-value
Creatinine (mg/dL)	6.9 ± 0.16	7.0 ± 0.15	8.27	0.416	0.2324
Calcium (mg/dL)	9.1 ± 0.15	8.8 ± 0.11	3.867302	0.389	1.703
Phosphorus (mg/dL)	4.0 ± 0.19	5.2 ± 0.33	253.2	0.608	0.022
iPTH (pg/mL)	118 ± 25.56	129 ± 27.95	0.625	56.061	0.269
C-reactive protein (mg/L)	1.2 ± 0.38	2.3 ± 0.48	222.8	0.988	0.021
Albumin (g/dL)	4.2 ± 0.11	3.9 ± 0.10	13.93	0.278	0.887
Cholesterol (mg/dL)	206 ± 44.63	214 ± 46.17	0.48	44.35	0.311
PWV [90 % CI], (m/s)	9.39 ± 0.83	10.61 ± 1.07	513.5	2.741	0.007

iPTH intact parathormon, PWV pulse wave velocity, χ² value > χ² critical value, statistically significant, p-value < α-value = 0.05, statistically significant

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