Vascular access complications and risk factors in hemodialysis patients: A single center study

Peer review under responsibility of Alexandria University Faculty of Medicine.

Available online 18 August 2015

Figures & data

Table 1 Comparison between different vascular complications regarding different clinical and laboratory parameters.

	Age (years) Mean ± SD	Dialysis time (h) Mean ± SD	Kt/V Mean ± SD	Random blood sugar (mg/dl) Mean ± SD	Serum albumin (g/d) Mean ± SD	BMI Mean ± SD
Stenosis	46.30 ± 11.09	4.76 ± 3.12	1.52 ± 0.14	108.8 ± 39.1	3.78 ± 0.43	22.42 ± 3.11
No stenosis	47.55 ± 9.16	5.14 ± 3.35	1.42±.16	120.1 ± 55.9	3.80 ± 0.49	23.41 ± 3.32
P value	0.513	0.525	0.001	0.190	0.814	0.097
Aneurysm	47.59 ± 9.97	5.24 ± 3.46	1.51 ± 0.15	118.2 ± 54.7	3.76 ± 0.49	23.08 ± 3.41
No aneurysm	46.0 ± 10.11	4.50 ± 2.81	1.411.51 ± 0.15	109 ± 35.2	3.85 ± 0.41	22.82 ± 3.01
P value	0.408	0.207	0.001	0.600	0.286	0.665
Atheromatous plaque	46.91 ± 9.5	5.0 ± 3.30	1.48 ± 0.15	114.5 ± 49.01	3.78 ± 0.46	23.14 ± 3.20
No Atheromatous plaque	47.54 ± 12.2	4.85 ± 3.05	1.44 ± 0.20	119.29 ± 52.09	3.85 ± 0.48	22.23 ± 3.52
P value	0.814	0.832	0.355	0.685	0.521	0.245

Table 2 Comparison between incidence of infection (local and systemic) and different clinical and laboratory parameters.

	Age (years) Mean ± SD	Dialysis time (h) Mean ± SD	Kt/V Mean ± SD	Random blood sugar (mg/dl) Mean ± SD	Serum albumin (g/d) Mean ± SD	BMI Mean ± SD
+ve blood culture	47.07 ± 13.3	4.53 ± 3.20	1.39 ± 0.18	111.50 ± 47.09	3.55 ± 0.51	20.93 ± 3.13
−ve blood culture	47.0 ± 9.10	5.09 ± 3.21	1.54±.41	118.9 ± 51.67	3.86 ± 0.43	23.53 ± 3.13
P value	0.980	0.441	0.008	0.502	0.008	0.001
+ve swab culture	46.02 ± 9.88	4.02 ± 2.80	1.50 ± 0.15	127.4 ± 57.9	3.90 ± 0.41	24.10 ± 3.09
−ve swab culture	48.46 ± 9.36	3.26 ± 3.86	1.54 ± 0.54	108.07 ± 40.89	3.73 ± 0.46	22.0 ± 3.13
P value	0.169	0.001	0.597	0.036	0.036	0.001

Table 3 Comparison between incidence of infection and different risk factors.

	B	S.E.	Wald	Sig.
BUN	.038	.012	10.007	.002
Sex	1.122	.563	3.966	.046
BMI	−.238	.089	7.129	.008
Duration of dialysis (h)	.234	.090	6.755	.009

Table 4 Vascular complications in diabetic and non-diabetic patients.

	Non diabetic patients (n = 73)		Diabetic patients (n = (46)		χ^2	P
	No	%	No	%
Atheromatous plaque
Present	10	11.6	15	31.8	7.009	0.008
Absent	63	88.4	31	68.2
Culture swab of the vascular access
Positive	29	39.4	33	72.7	12.065	0.001
Negative	44	60.6	13	27.3

Table 5 Vascular complications in hypertensive and non-hypertensive patients.

	HTN (n = 77)		No HTN (n = 42)		χ^2	P
	No	%	No	%
Present	38	49.4	9	21.4	6.750	0.009
Absent	39	50.6	33	78.6