. 2019 Jul 15;40(6):1328–1337. doi: 10.1177/0271678X19862182

Table 1.

Demographics of OSA patients and NSA subjects, matched for age, height, weight, and BMI.

Variable	NSA (n = 23)	OSA (n = 37)
Gender (M/F)	13/10	23/14
Age (years)	48.1 (10.6)	49.6 (10.8)
Height (m)	1.7 (0.1)	1.7 (0.1)
Weight	91.5 (16.9)	94.2 (15.8)
BMI (kg/m²)	31.3 (3.4)	31.5 (4.1)
AHI (events/h)	2.8 (2.3)^*	41.3 (23.2)^*
Y_a Nadir (%HbO₂)	88 (4)^*	74 (11)^*

Note: All values are mean (std).

BMI: body mass index; AHI: apnea hypopnea index, number of apnea/hypopnea episodes per hour during sleep; Y_a, arterial oxygen saturation during apneic event.

P < 0.001.