Comparison of Two Modes of Respiratory Physiotherapy in Cardio-thoracic Surgical Patients

Exclusion Criteria

• •reduced co-operation (such as psychiatric diagnosis),
• •severe neurologic disease affecting respiratory function,
• •alcohol or drug abuse at hospital entry,
• •tuberculosis or other contagious lung infection,
• •severe respiratory insufficiency SpO2 \< 90 or blood pO2 \<8 or rep.rate \> 25/min at rest or supplementary oxygen required at home,
• •cardiac pacemaker.