Clinical evaluation of ventilation mode on acute exacerbation of chronic obstructive pulmonary disease with respiratory failure

Table 4 Complications and additional interventions

Complication	VCV group (n = 200)	PCV group (n = 200)	P value
Ventilator-associated pneumonia (%)	29	27	0.85
Multiple organ dysfunction syndrome (%)	16	14	0.75
Cardiovascular complications (%)	22	12	0.05
Rescue therapies (%)	N/A	N/A	> 0.05

PCV: Pressure-controlled ventilation; VCV: Volume-controlled ventilation; N/A: Not applicable.