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. Author manuscript; available in PMC: 2009 Oct 7.
Published in final edited form as: Sleep. 1997 Jan;20(1):65–76. doi: 10.1093/sleep/20.1.65

FIG. 4.

FIG. 4

Adjusted systolic blood pressures are plotted for five levels of ODI4. The group with ODI4 ≥20 includes subjects with ODI4 from 20 to 128. Blood pressures were adjusted for age, gender, BMI, and ethnicity.