Keywords: پشتیبانی فشار انفجاری; AHI; apnea hypopnea index; AI; apnea index; ASV; adaptive servoventilation; CHF; congestive heart failure; CSA; central sleep apnea; EPAP; expiratory positive airway pressure; HCSB; Hunter-Cheyne-Stokes breathing; IPAP; inspiratory positive airway pressur