Table 3.

Description of average adherence to CPAP/sham-CPAP according to actual group assignment and perception of group assignment

Assigned to active CPAP, guessed they were in “active CPAP” group (n=7)
Average CPAP usage all days (minutes)	275 ±134
Percent of days with usage > 4 hrs	68%
Assigned to active CPAP, guessed they were in “sham- CPAP” group (n =5)
Average CPAP usage all days (minutes)	260 ± 163
Percent of days with usage > 4 hrs	60%
Assigned to sham-CPAP, guessed they were in “sham- CPAP” group (n=6)
Average sham-CPAP usage all days (minutes)	165 ± 122
Percent of days with usage > 4 hrs	41%
Assigned to sham-CPAP, guessed they were in “active- CPAP” group (n=5)
Average sham-CPAP usage all days (minutes)	176 ± 127
Percent of days with usage > 4 hrs	41%