Table 1.

Characteristics of 1394 children enrolled in the IPPN registry

Characteristic	n (%)
Male patients	756 (54.2)
Primary renal diagnosis
CAKUT	646 (46.3)
Glomerulopathy	384 (27.6)
Vasculitis	127 (9.1)
Metabolic disease	28 (2.0)
Ischemia	29 (2.1)
Other/unknown	180 (12.9)
Age at RRT start
<1 yr	221 (15.9)
1–5 yr	303 (21.7)
6–11 yr	397 (28.5)
12–18 yr	456 (32.7)
>18 yr	17 (1.2)
Age at first observation
<1 yr	117 (8.4)
1–5 yr	342 (24.5)
5–12 yr	371 (26.6)
12–18 yr	510 (36.6)
>18 yr	54 (3.9)
PD modality
CAPD	341 (24.5)
CCPD	492 (35.3)
NIPD	538 (38.6)
IPD	23 (1.6)
Biocompatible PD fluid type	458 (32.9)
ESA use
No ESA	116 (8.3)
Epoetin-α	579 (41.5)
Epoetin-β	482 (34.6)
Darbepoetin	208 (14.9)
CERA	7 (0.5)
Epoetin-δ	2 (0.2)
Iron
No iron	225 (16.2)
Oral	975 (69.9)
Intravenous	154 (11.0)
Intravenous + oral	40 (2.9)

CAKUT, congenital anomalies of the kidney and urinary tract; RRT, renal replacement therapy; CAPD, continuous ambulatory PD; CCPD, continuous cycling PD; NIPD, nocturnal intermittent PD; IPD, intermittent PD: CERA, continuous erythropoietin receptor activator.