Influence of Intraperitoneal Volume on QT Dispersion in Patients with Continuous Ambulatory Peritoneal Dialysis: Acute Cardiac Impact of Peritoneal Dialysis

Figures & data

Table 1. Clinical and laboratory characteristics of the subjects.

Age, years	40.21 ± 12.34
Gender (men/women)	14/16
Weight, kg	63.85 ± 16.18
Disease duration, months	30.21 ± 24.31
Systolic BP, mmHg	133.10 ± 20.15
Diastolic BP, mmHg	83.52 ± 12.26
CRP, mg/dL	1.17 ± 1.17
Blood urea nitrogen, mg/dL	59.67 ± 18.73
Creatinine, mg/dL	8.5 ± 3.3
K, mmol/L	4.26 ± 0.73
Ca, mg/dL	8.85 ± 0.84
Mg, mmol/L	0.88 ± 0.17

Notes: BP, blood pressure; CRP, C-reactive protein; K, potassium; Ca, calcium; Mg, magnesium. Values are presented as mean ± standard deviation.

Table 2. Corrected QT dispersion in CAPD patients before and after an infusion of dialysate.

	Before	After
	infusion of	infusion of	p-Value
	dialysate	dialysate
cQTmax, ms	460 ± 49	460 ± 38	0.9
cQTmin, ms	410 ± 36	410 ± 41	0.8
cQTd, ms	470 ± 30	460 ± 25	0.7

Notes: cQTmax, maximum corrected QT; cQTmin, minimum corrected QT; cQTd, corrected QT dispersion. Values are presented as mean ± standard deviation.

Table 3. Serum proBNP and TnI levels in CAPD patients before and after an infusion of dialysate.

	Before infusion of dialysate	After infusion of dialysate	4 h after infusion of dialysate	p-Value
ProBNP, pg/mL	155.64 ± 76.41	208.30 ± 118.46	204 ± 96.42	0.2
TnI, ng/mL	0.008 ± 0.007	0.01 ± 0.011	0.009 ± 0.008	0.4

Notes: ProBNP, pro-brain natriuretic peptide; TnI, troponin I. Values are presented as mean ± standard deviation.