Risk factors and predictive model for mortality in acute myocardial infarction with ventricular septal rupture at high altitudes

Table 4 Comparison of therapeutic indexes between groups, n (%)

Therapeutic index	Survival group	Death group	χ²/t	P value
Admitted vasoactive drugs	21 (70.0)	16 (88.9)	2.272	0.249
Antiarrhythmic drugs	12 (40.0)	4 (22.2)	1.6	0.206
IABP circulatory support	16 (53.3)	10 (55.6)	0.022	0.881
Ventilator-assisted ventilation	17 (56.7)	11 (61.1)	0.091	0.762
Stent implantation	15 (50.0)	9 (50.0)	0	1.000
Emergency myocardial reperfusion	17 (56.7)	9 (50.0)	0.201	0.654
30-day myocardial reperfusion	19 (63.3)	11 (61.1)	0.024	0.878
30-day septal repair	4 (13.3)	0 (0)	2.681	0.281
30-day septal closure	1 (3.3)	1 (5.6)	0.139	1.000

IABP: Intra-aortic balloon pump.