Impact of risk factors on functional status in maintenance hemodialysis patients

Table 2 Clinical features of the study population in-personvisit (N = 3509)

Variable	Karnofsky score				P
	Low (N = 812)		High (N = 2697)
	Mean	SD	Mean	SD
Hb (g/dL)	10.44	1.28	10.73	1.22	< 0.001
Hct (%)	32.16	4.03	32.87	3.78	< 0.001
WBC (10³/μL)	6.28	1.90	6.11	1.70	0.014
Albumin (g/dL)	3.69	0.31	3.92	0.29	< 0.001
BUN (mg/dL)	67.82	19.52	72.60	17.06	< 0.001
Creatinine (mg/dL)	9.46	2.23	11.36	2.28	< 0.001
Ca (mg/dL)	9.46	0.85	9.38	0.85	0.019
P (mg/dL)	4.78	1.45	5.11	1.43	< 0.001
Na (mEq/L)	135.60	3.62	136.74	3.19	< 0.001
K (mEq/L)	4.79	0.78	5.05	0.69	< 0.001
Glucose (mg/dL)	164.26	62.92	131.15	52.04	< 0.001
AST (IU/L)	19.41	7.21	19.00	7.05	0.149
Alkaline P (IU/L)	87.13	37.28	79.26	33.28	< 0.001
Cholesterol (mg/dL)	172.13	37.97	174.69	37.29	0.088
Triglyceride (mg/dL)	153.68	91.33	150.11	91.50	0.329
Uric acid (mg/dL)	7.14	1.43	7.54	1.42	< 0.001
Ferritin (ng/mL)	491.65	293.49	409.03	254.75	< 0.001
Al (μμg/dL)	1.12	0.84	1.23	0.90	0.001
iPTH (pg/mL)	295.98	340.86	338.58	343.49	0.002
Kt/V	1.63	0.28	1.68	0.31	< 0.001
nPCR	1.11	0.30	1.18	0.26	< 0.001
Ultrafiltration amount in each HD (L)	1.92	1.21	2.23	1.29	< 0.001
Cardiothoracic ratio	0.52	0.07	0.49	0.07	< 0.001

P value for continuous variables were estimated by independent two samples
Karnofsky score: low < 80; high ≥ 80
Ferritin, Al, iPTH, Kt/V, nPCR, Cardiothoracic ratio expressed by medium values, others expressed by mean values
Hb hemoglobin, Hct hematocrit, Ca calcium, P phosphorus, Na sodium, K potassium, AST aspartate aminotransferase, Alkaline P alkaline phosphatase, Al aluminum, iPTH intact parathyroid hormone, nPCR normalized protein catabolic rate, HD hemodialysis

ISSN: 2047-783X