Table 1.

Patients’ characteristics at baseline

Characteristics	EI group (n = 188)	Standard group (n = 189)	p value
Age, years, mean+/− SD	58.9+/− 13.7	60.8 +/− 12.6	NS
Male subjects, n (%)	74.6	69.5	NS
BMI kg/m2, mean+/− SD	32.8 +/− 6.3	33.1 +/− 7.5	NS
ESS (/24), mean+/− SD	11.7 +/− 4	11.4 +/− 4	NS
% of patients with ESS >10	76.8 %	71.4 %	NS
AHI, events/h, mean+/− SD	41.5 +/− 18.3	42.9 +/− 18.1	NS
% of patients with AHI >30/h	78.4 %	79.4 %	NS