. 2019 Mar 8;85(3):379–387. doi: 10.1016/j.bjorl.2019.01.010

Table 2.

Statistical analysis of the difference in Apnea–Hypopnea Index (AHI) and Body Mass Index (BMI) between patients with multilevel collapse and those with single level of collapse.

Levels	AHI (events/h)	BMI (kg/m²)
Multilevel (n = 19)	37.9 ± 21.4	33.2 ± 3.5
Single level (n = 11)	16.6 ± 5.1	34.3 ± 5.4
p-Value	0.003^a	0.50