Histogram

Encounter number vs Single measure of seated systolic blood pressure closest to the sleep test
N Mean StdDev Median Min Max Unknown Total
First overnight sleep study 3,490 109.2 ± 16.1 109.0 33.0 174.0 183 3,673
Second overnight sleep study 273 108.9 ± 18.4 111.0 40.0 155.0 - 273
Third overnight sleep study 35 104.5 ± 17.8 104.0 63.0 137.0 - 35
Fourth overnight sleep study 2 70.0 ± 39.6 70.0 42.0 98.0 - 2
Fifth overnight sleep study 1 42.0 - 42.0 42.0 42.0 - 1