Table 2.

Comparison of clinical characteristics between PTS group and PTA group before treatment.

	PTS group	PTA group	p-value
Number of patients	17 (65.38)	9 (34.62)	—
Age, years	57.31 ± 2.93	54.57 ± 6.14	0.992
Male	7 (41.18)	7 (77.78)	0.081
Age of starting dialysis, years	51.92 ± 2.94	48.42 ± 6.69	0.978
Duration of HD, years	7.00 (2.00–9.00)	4.00 (2.00–13.00)	0.957
Stenosis degree, %	100.00 (95.00–100.00)	84.28 ± 6.40	0.001
Length of lesion, mm	30.77 ± 3.62	22.86 ± 5.10	0.199
Previous catheter retention time, months	12.00 (6.00–24.00)	6.00 (6.00–15.00)	0.558
Weight, Kg	55.35 ± 2.13	55.35 ± 2.31	0.809
SBP, mmHg	142.54 ± 7,51	136.71 ± 5.07	0.526
DBP, mmHg	86.15 ± 6.06	77.00 ± 2.60	0.159
MAP, mmHg	104.95 ± 6.36	96.91 ± 2.55	0.211
Pulse pressure, mmHg	56.38 ± 3.49	59.71 ± 5.45	0.872
HGB, g/L	105.15 ± 5.29	107.71 ± 6.16	0.424
WBC, 10^9/L	6.31 ± 0.55	6.86 ± 1.21	0.418
PLT, 10^9/L	229.00 ± 24.79	186.86 ± 18.74	0.377
BUN, mmol/L	20.73 ± 1.27	20.90 ± 3.31	0.632
Cr, μmol/L	909.08 ± 73.33	783.69 ± 48.11	0.4
Ca, mmol/L	2.48 ± 0.08	2.39 ± 0.06	0.724
P, mmol/L	2.09 ± 0.15	2.23 ± 0.36	0.367
iPTH, pg/ml	485.66 ± 116.82	272.00 ± 96.43	0.284
LDH, U/L	210.46 ± 17.52	229.57 ± 18.46	0.588
ALB, g/L	40.20 ± 0.87	40.04 ± 2.04	0.846
UA, μmol/L	403.91 ± 33.50	338.00 ± 72.79	0.35
LDL-C, mmol/L	2.35 ± 0.19	2.41 ± 0.28	0.857
INR	1.02 ± 0.02	1.10 ± 0.03	0.016
FIB, g/L	3.99 ± 0.31	3.70 ± 0.29	0.537
D-Dimer, ng/ml	1,077.69 ± 208.78	1,084.29 ± 266.75	0.476
ALP, U/L	109.00 (72.50–139.00)	73.00 (64.00–90.00)	0.08
CRP, g/L	4.31 (1.28–10.38)	9.11 (3.08–16.03)	0.865
CK, U/L	76.00 (64.50–120.00)	110.00 (65.00–210.00)	0.62