AHI initial Follow-up AHI < 5 Follow-up AHI Follow-up AHI Follow-up AHI
Baseline “Cured” Mild Moderate Severe
Mild (n = 31) 25 5 1 0
Moderate (n = 23) 15 17 1 0
Severe (n = 14) 2 4 3 5

n = total number of patients with either mild, moderate or severe grades of obstructive sleep apnea.
There was an improvement in 68 patients with different grades of obstructive sleep apnea.
Patients with post-treatment apnea-hypopnea index (AHI) scores of less than 5 were considered to be “cured”.