Using a Cloud Computing System to Reduce Door-to-Balloon Time in Acute ST-Elevation Myocardial Infarction Patients Transferred for Percutaneous Coronary Intervention

Table 3

Complications and clinical outcomes.

Variables	Transferred through protocol group; ( = 262)	Traditional referral process group; ( = 107)	value
Length of hospital stay	7.9 ± 14.3	6.2 ± 6.6	0.234
Intubation	11.5% (30)	13.1% (14)	0.660
CPCR	6.5% (17)	2.8% (3)	0.208
IABP	19.1% (50)	14.0% (15)	0.293
ECMO	3.4% (9)	0.9% (1)	0.292
VT/VF	8.4% (22)	7.5% (8)	0.837
AV block	6.5% (17)	10.3% (11)	0.212
LVEF by echocardiography	55.8 ± 13.8	56.4 ± 16.3	0.733
30-day mortality	5.3 (14)	5.6% (6)	0.919

Data are expressed as mean ± SD or % (); AV: atrioventricular; CPCR: cardiopulmonary-cerebral resuscitation; ECMO: extracorporeal membrane oxygenation; IABP: intra-aortic balloon pump; LV: left ventricular ejection fraction; VT: ventricular tachycardia; VF: ventricular fibrillation; indicated echocardiography performed on the second day of ST segment elevation myocardial infarct.