Table 1.

Demographic and OSAS Severity Measures for the CPAP Group (n = 41) and the C-Flex Group (n = 48)^*

Variable	CPAP	C-Flex	t Test	p Value
Age, yr	51.4 (10.8)	53.7 (11.0)	−0.97	NS
Education, yr	14.4 (2.4)	14.7 (3.4)	−0.50	NS
AHI	39.4 (25.9)	43.2 (22.7)	−0.74	NS
Sa90	79.3 (99.2)	60.4 (79.6)	1.31	NS
CPAP pressure	9.8 (2.9)	10.1 (2.0)	−0.61	NS
BMI	31.7 (5.2)	32.0 (3.7)	−0.32	NS
Epworth sleepiness scale score	11.2 (4.8)	10.7 (4.7)	0.50	NS
Self-efficacy	19.9 (3.3)	20.4 (3.1)	−0.724	NS

^*Values given as mean (SD), unless otherwise indicated. Sa90 = the number of minutes spent below 90% oxygen saturation on the diagnostic overnight polysomnography; NS = not significant.