[Retracted] Intracoronary Adenosine versus Intravenous Adenosine during Primary PCI for ST-Elevation Myocardial Infarction: Which One Offers Better Outcomes in terms of Microvascular Obstruction?

Table 5

Complications during primary percutaneous coronary intervention [𝑛 (%)].

Complication during/immediately after PCI	Intracoronary adenosine (𝑛=40)	Intravenous adenosine (𝑛=40)	𝑃 value
Increase of chest pain during study drug administration	0 (0%)	0 (0%)	0.91
Occlusion of side branch ≥ 2 mm	0 (0%)	0 (0%)	0.76
Distal embolization	0 (0%)	0 (0%)	0.76
No reflow	0 (0%)	0 (0%)	1.53
Dissection	0 (0%)	2 (5%)	0.27
Second-degree AV block	2 (5%)	4 (10%)	0.63
Third-degree AV block	0 (0%)	2 (5%)	0.75
VT (ventricular tachycardia)	0 (0%)	0 (0%)	0.57
VF (ventricular fibrillation)	0 (0%)	0 (0%)	0.98