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. 2015 May 18;2015(5):CD009503. doi: 10.1002/14651858.CD009503.pub3

Micari 2005.

Methods Date of publication: 2005
 Design: not reported
 Allocation: randomised
 Country: USA
Participants Diagnosis: acute STEMI for PPCI
Number: 30 (adenosine 14; control 16)
Age, years: adenosine (mean 57), control (mean 57)
Sex: 67% men
Inclusion: symptoms consistent with myocardial ischaemia for 30 minutes and 2‐mm ST‐segment elevation in 2 contiguous electrocardiographic leads; STEMI presenting within 6 hours from the onset of AMI
Exclusion: history of AMI; wall motion abnormalities in 1 vascular territory; cardiomyopathy
Withdrawals or losses to follow‐up: not reported
Interventions Adenosine
  • Dose: 50 to 70 μg/kg/min for 3 hours

  • Route of administration: intravenous

  • Timing: initiated < 15 minutes before the procedure


Control
  • Dose: normal saline for 3 hours

  • Route of administration: intravenous

  • Timing: initiated < 15 minutes before the procedure

Outcomes
  • Death

  • Non‐fatal MI (no recurrent ischaemic events)

  • TIMI (RR 1.14, 95% Cl 0.18 to 7.08)

  • Side effects: AV block


Follow‐up: 4 weeks
Notes  
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Unclear risk "Patients with ST‐elevation AMI referred for percutaneous coronary stenting were randomized to receive intravenous adenosine"; no further description
Allocation concealment (selection bias) Unclear risk Not stated
Blinding (performance bias and detection bias) 
 All outcomes Low risk "The thrombolysis In myocardial infarction flow grade after PCI was assessed by a reader blinded to the clinical and echocardiographic data"
"Analysis of the myocardial contrast echocardiographic data was performed blinded to the clinical and angiographic data"
"The analysis of wall motion index was performed blinded to all other data"
Incomplete outcome data (attrition bias) 
 All outcomes Low risk No missing data were reported
Selective reporting (reporting bias) Low risk All outcomes stated in Methods are reported in Results
Other bias Low risk Not obvious