may interfere
with patient’s recovery and hinder weaning
from mechanical ventilation [15]; so that
finding correct ways for shortening duration of
hospitalization and patient’s weaning from
mechanical ventilator can be very helpful in
decreasing healthcare costs and better planning
for optimal use of available resources [17].
Patients talk about mechanical ventilator as a
stressful, unpleasant and inhuman device;
anxiety and agitation, which is one of the
barriers in weaning from mechanical ventilator,
suffers these patients frequently