Histogram

Visit vs Apnea-Hypopnea Index : (All apneas + hypopneas with >=30% nasal cannula [or alternative sensor] reduction with >= 4% oxygen desaturation) / hour of sleep
N Mean StdDev Median Min Max Unknown Total
Visit 1 2,911 13.8 ± 14.4 9.0 0.0 89.2 - 2,911
Visit 2 - - - - - - - -