Associations between plasma lysophospholipids concentrations, chronic kidney disease and the type of renal replacement therapy

Table 1 General characteristics of the study group and its subgroups and the control group

Group/ Subgroup	Group size (n)	Gender		Age [years]		BMI [kg/m²]
Group/ Subgroup	Group size (n)	W	M	mean ± SD	Median	mean ± SD	median
CKD	110	55	55	54.0 ± 15.1	56.5	25.9 ± 4.0	25.4
CT	30	15	15	54.5 ± 16.1	56.5	27.6 ± 5.1	26.8
HD	30	14	16	53.8 ± 16.7	58.5	24.6 ± 3.9	24.6
PD	30	14	16	52.9 ± 15.5	54.0	25.5 ± 2.7	25.6
RT	20	12	8	55.0 ± 11.1	59.0	26.1 ± 3.8	25.1
Con	50	24	26	52.2 ± 9.3	55.0	25.7 ± 3.3	25.7
Statistical significance (p)		0.89*		0.61**		0.19**

* p value for differences between CT, HD, PD, RT and Con in Chi-squared test; ** p value for differences between CT, HD, PD, RT and Con in Kruskal-Wallis test;
CKD –patients with chronic kidney disease, CT –patients treated conservatively, HD –patients on hemodialysis, PD –patients on peritoneal dialysis, RT– renal transplant recipients, Con – control group, W – women, M – men, SD – standard deviation

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