Application of pulse index continuous cardiac output system in elderly patients with acute myocardial infarction complicated by cardiogenic shock: A prospective randomized study

Table 4 Comparison of primary and secondary outcomes between PiCCO and control groups

	PiCCO group, n = 30	Control group, n = 30	P value
Primary outcome
ADL score	66.83 ± 14.65	11.33 ± 5.71	0.000
Secondary outcomes
Days on vasoactive agents	10.04 ± 2.52	12.09 ± 3.16	0.013
Duration of mechanical ventilation in d	8.13 ± 1.51	10.81 ± 2.10	0.000
Days on MV	9.21 ± 4.40	12.39 ± 4.14	0.011
EICU/CCU length of stay	12.57 ± 2.78	14.83 ± 2.59	0.005
Pulmonary edema	18 (60%)	21 (70%)	0.589

Continuous data are expressed as mean ± SD. Categorical variables are expressed as n (%). PiCCO: Pulse index continuous cardiac output; ADL: Activities of daily living scale; MV: Mechanical ventilation; EICU: Emergency intensive care unit; CCU: Coronary care unit.