Efficacy and Safety of Bedside Removal of Tunnelled Hemodialysis Catheter by Noninterventional Nephrologists among Adult Patients in the King Abdulaziz University Hospital Hemodialysis Centre in Jeddah: A Retrospective Cohort Study

Table 3

Relationship between the tunnelled hemodialysis catheter removal procedure and patients’ demographics, lab results, and underlying medical conditions.

Variables	TDC removal			χ^2	value
	Intervention radiologist/nephrologist no. (%); 13 (24.5%)	Noninterventional nephrologist no. (%); 34 (64.2%)	Surgeon no. (%); 6 (11.3%)
Age	52.46 ± 22.55	51.88 ± 17.77	42.33 ± 17.46	0.69	0.502
BUN (mg/dl)	22.60 (11–52)	21.65 (4–56)	22.40 (14–41)	2	0.566
Creatinine (mg/dl)	716.15 ± 320.22	763.56 ± 336.16	926.5 ± 316.511	0.85	0.433
Platelets count (×10/mm^3)	163 (66–271)	205.5 (65–592)	192 (81–225)	2	0.37
PTT (sec)	31.10 (26–119)	31.85 (22–178)	32.35 (28–42)	2	0.984
INR	1.10 (1–3)	1.10 (1–4)	1.12 (1–3)	2	0.956
WBCs (×10/mm^3)	7.92 (4–20)	8.42 (4–25)	10.20 (8–19)	2	0.346
1PT	13 (11–17)	12.20 (10–44)	12.60 (11–16)	2.1	0.949
Hemoglobin (g/dl)	8.68 ± 1.46	8.01 ± 1.78	7.98 ± 1.36	0.8	0.453
Duration of catheter insertion (months)	21 ± 15	19 ± 9.7	24 ± 10.7	2.4	0.171
Gender
Female	4 (19)	14 (66.7)	3 (14.3)	0.73	90.694
Male	9 (28.1)	20 (62.5)	3 (9.4)
Underlying medical conditions
Hypertension	5 (22.7)	14 (63.6)	3 (13.6)
Diabetes mellitus, hypertension	5 (25.3)	13 (68.4)	1 (5.3)
Diabetes mellitus, hypertension, dyslipidaemia	1 (25)	2 (50)	1 (25)	6.19	0.906
Diabetes mellitus	0 (0.0)	1 (100)	0 (0.0)
Dyslipidaemia	1 (100)	0 (0.0)	0 (0.0)
Hypertension, dyslipidaemia	0 (0.0)	1 (100)	0 (0.0)
None	1 (20)	3 (60)	1 (20)

 = one-way ANOVA test;  = Kruskal–Wallis test. TDC: tunnelled hemodialysis catheters; BUN: blood urea nitrogen; PTT: partial thromboplastin time; INR: international normalised ratio; PT: prothrombin time; WBC: white blood cell.