Pressure was 11 ± 2 cm/H2O. APAP with C-Flex was as effective as CPAP, with no differences detected in sleep latency (17 ± 5 vs 12.3 ± 3 min, p = 0.4),
autoadjusting CPAP (APAP) and Expiratory pressure relief (C-Flex)
standard CPAP
patient satisfaction