Table 1.

Subject characteristics

	OSA Subjects	Controls
Sample size	15	7
M/F	11/4	5/2
Age, yr	49.1 ± 11.5	28.6 ± 6.9*
BMI, kg/m2	34.4 ± 6.4	27.5 ± 7.0*
AHI, events/h	59 ± 33	†
Holding pressure, cmH2O	11 ± 2.7	4.6 ± 0.8*

Data are presented as means ± SD. BMI, body mass index.

^†Apnea-hypopnea index (AHI) was known for 2 control subjects only (0.6 and 3.5 events/hour).

^*P value < 0.05.