To compare the efficacy of 2 different hydration strategies, hydration according to clinical guideline and adequate hydration, on contrast-induced nephropathy in patients with STEMI undergoing primary PCI to investigate the possible beneficial role of periprocedural adequate hydration.
all consecutive patients with STEMI,age at least 18 years, who were candidates for primary PCI at our institution were considered for enrollment in the present study. Initial exclusion criteria were contrast medium administration within the previous 14 days, end-stage renal failure requiring dialysis, and refusal to give informed consent. Eligible patients were randomly assigned in a 1:1 ratio to receive preprocedure and postprocedure hydration (adequate hydration group), hydration according to clinical guideline (guideline hydration group,control group )
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Enrollment
560
No hydration for patients without chronic kidney disease(CrCl\<60ml/min),or Receiving hydration with a 1 mL/kg bolus of intravenous isotonic saline (0.9% sodium chloride) after diagnosis of chronic kidney disease until 24 hours after PCI. Hydration rate was reduced to 0.5 mL/kg per hour in patients with New York Heart Association class III or KillipⅡ/Ⅲ.
Receiving hydration with a 3 mL/kg.hour bolus of intravenous isotonic saline (0.9% sodium chloride) from randomization to the end of the procedure, the measurement of LVEDP was conducted after the procedure, a sliding-scale hydration was employed in the LVEDP-guided hydration arm that was based on LVEDP for 2 hours: 5 ml/kg/hr for LVEDP \<13 mmHg, 3 ml/kg/hr for LVEDP 13-18 mmHg, and \>1.5 ml/kg/hr for LVEDP \>18 mmHg, whereas,0.5 ml/kg/hr for LVEDP \>20 mmHg, continue hydration with a 1 mL/kg until 24 hours after procedure. Hydration rate was reduced to 0.5 mL/kg per hour in patients with New York Heart Association class III or KillipⅡ/Ⅲ.
Guangdong General Hospital
Guangzhou, Guangdong, China
RECRUITINGContrast-Induced Nephropathy
defined as a greater than 25% or an absolute increase of 0.5 mg/dl in serum creatinine over baseline during the first 48- 72 h post-procedure
Time frame: 72 hours
Contrast Induced Acute Kidney Injury
defined as a greater than 10% or an absolute increase of 0.3mg/dl in serum Cystatin C over baseline during the first 24 h post-procedure.
Time frame: 24 hours
contrast-induced acute kidney injury
defined as a greater than 50% or an absolute increase of 0.3 mg/dl in serum creatinine over baseline during the first 48h post-procedure
Time frame: 48 hours
Composite contrast-induced acute kidney injury
Defined as an absolute increase of 0.3 mg/dl in serum creatinine over baseline during the first 48h post-procedure and as a greater than 10% in Cystatin C over baseline during the first 24h post-procedure
Time frame: 48 hours
Persistent renal damage
Defined as a residual impairment of renal function indicated by a reduction of creatinine clearance more than 25% at 3 months in comparison with baseline
Time frame: 3 months
Alteration of renal function
defined as the alteration of creatinine clearance and estimated glomerular filtration rate (GFR) by using Cystatin C over baseline during the first 48- 72 h post-procedure
Time frame: 72 hours
Severe adverse renal events
Including contrast-induced nephropathy requiring renal replacement therapy and death caused by contrast-induced nephropathy
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Time frame: 1 year
Major adverse cardiovascular events
Major adverse cardiovascular events included death, re- current myocardial infarction, repeated urgent revascularization
Time frame: 1 year