Risk factors for mortality within 6 mo in patients with diabetes undergoing urgent-start peritoneal dialysis: A multicenter retrospective cohort study

Table 1 Demographic and clinical characteristics of patients with diabetes undergoing urgent-start peritoneal dialysis

Index	Within the first 6 mo				After 6 mo
	Died (n = 41)	Survived (n = 527)	χ2/Z	P	Died (n = 113)	Survived (n = 395)	χ2/Z	P
Demographic characteristics
Age, yr, M (P25, P75)	66.0 (57.0, 75.0)	58.0 (51.0, 66.0)	-4.003	< 0.001	61.0 (55.0, 67.0)	58.0 (50.0, 64.0)	-3.357	0.001
Gender, male, n (%)	22 (53.7)	322 (61.1)	0.882	0.348	65 (57.5)	244 (61.8)	0.666	0.414
Abdominal surgery history, n (%)	3 (7.3)	64 (12.1)	0.852	0.356	13 (11.5)	47 (11.9)	0.013	0.909
Co-morbidities, n (%)
Cerebrovascular disease, n (%)	12 (29.3)	112 (21.3)	1.432	0.231	28 (24.8)	82 (20.8)	0.837	0.360
Hypertension, n (%)	40 (97.6)	512 (97.2)	0.000	1.000	110 (97.3)	384 (97.2)	0.006	0.941
NYHA-FC	-	-	11.647	0.009	-	-	9.265	0.026
0	14 (34.1)	254 (48.2)	-	-	46 (40.7)	196 (49.6)	-	-
I	4 (9.76)	97 (18.4)	-	-	16 (16.2)	79 (20.0)	-	-
II	4 (9.76)	55 (10.4)	-	-	14 (12.4)	39 (9.9)	-	-
III-IV	19 (46.3)	121 (23.0)	-	-	37 (32.7)	118 (23.2)
Laboratory test
WBC (109/L)	7.24 (6.11, 9.13)	7.26 (5.70, 8.60)	-0.674	0.501	6.82 (5.51, 7.75)	7.40 (5.77, 8.71)	-1.891	0.059
Alb (g/L)	31.20 (28.00, 33.95)	32.39 (28.80, 36.00)	-1.436	0.151	32.38 (29.00, 35.50)	32.30 (28.60, 36.00)	-0.202	0.840
Hb (g/L)	86.0 (74.5, 98.0)	86.0 (74.0, 97.0)	-0.214	0.831	85.0 (74.0, 95.0)	86.0 (74.0, 97.0)	-0.677	0.498
K (mmol/L)	4.57 (3.91, 5.11)	4.57 (4.00, 5.09)	-0.195	0.845	4.50 (3.95, 4.92)	4.61 (4.01, 5.13)	-1.442	0.149
Na (mmol/L)	140.00 (136.60, 142.50)	140.03 (138.00, 142.30)	-0.909	0.363	140.10 (137.95, 142.85)	140.10 (138.00, 142.30)	-0.364	0.176
Ca (mmol/L)	1.95 (1.77, 2.13)	1.97 (1.84, 2.11)	-0.875	0.382	1.99 (1.88, 2.11)	1.96 (1.81, 2.11)	-1.348	0.178
P (mmol/L)	2.00 (1.60, 2.41)	1.87 (1.48, 2.16)	-1.145	0.252	1.71 (1.42, 2.05)	1.88 (1.53, 2.18)	-3.242	0.001
Boold glucose (mmol/L)	6.91 (5.60, 9.96)	6.16 (4.83, 7.70)	-2.555	0.011	6.30 (4.87, 8.52)	6.16 (4.83, 7.56)	-0.547	0.584
Scr (μmol/L)	646.80 (484.45, 806.85)	710.00 (562.00, 876.10)	-1.855	0.064	642.00 (532.25, 840.25)	723.05 (578.80, 887.80)	-2.626	0.009

NYHA-FC: New York Heart Association functional classification.; WBC: White cell count; Hb: Hemoglobin; Alb: Albumin; Scr: Serum creatinine; Na: Sodium; K: Potassium; Ca: Calcium; P: Phosphorus.

Table 2 Reasons for mortality in patients with diabetes undergoing urgent-start peritoneal dialysis during different follow-up periods

Causes	Number of mortalities within the first 6 mo, n (%)	Number of the mortalities after 6 mo, n (%)
Infectious diseases	4 (9.76)	16 (14.16)
Cardiovascular events	11 (26.83)	36 (31.86)
Cerebrovascular disorder	3 (7.32)	10 (8.85)
Respiratory failure	8 (19.51)	14 (12.39)
Malignancy	3 (7.32)	3 (2.66)
Multiple organ dysfunction	3 (7.32)	2 (1.77)
Unknown	9 (21.95)	32 (28.32)
Total	41 (100.00)	113 (100.00)