Assessment of cephalometric parameters and correlation with the severity of the obstructive sleep apnea syndrome

Table 2 Correlations between cephalometric measures and presence of severe OSAS in the overall population and stratified according to BMI

ρ	Overall population (n = 40)		BMI < 30 kg/m² (n = 23)		BMI ≥ 30 kg/m² (n = 17)
ρ	ρ	P value	ρ	P value	ρ	P value
BMI	0.23	0.15	0.28	0.19	− 0.08	0.77
ANS-Me	0.58	< 0.01	0.69	< 0.01	0.42	0.10
SOR-ANS-mm	0.64	< 0.01	0.79	< 0.01	0.58	0.02
S-Go	0.42	0.01	0.49	0.02	0.48	0.05
SOR-Me	0.61	< 0.01	0.81	< 0.01	0.40	0.11
CVA	− 0.27	0.09	− 0.28	0.20	− 0.24	0.36
UPa-UPp-mm	0.03	0.86	0.00	0.99	0.11	0.66

BMI, Body Mass Index; ANS, anterior nasal spine; Me, menton; SOR, supraorbital point; S, sella; Go, Gonion; CVA, CranioVertebral Angle; UPa-UPp, anterior–posterior diameter of the upper pharynx

ISSN: 1479-5876