Variable	OSA only	OHS +OSA
	89	18
Male/Female	74/15	11/7
Age	47.01 ± 12	54.66 ± 15.11
BMI	35 ± 5.7	45.39 ± 13.11
AHI	35.5 ± 27.5	48.36 ± 27.9
pCO2	NA	57.4 ± 11.69