1. Sleep Apnea and Risk of Deep Vein Thrombosis: A Non-randomized, Pair-matched Cohort Study 
Kun-Ta Chou, MD, Chin-Chou Huang, MD, Yuh-Min Chen, MD, PhD, Kang-Cheng Su, MD, Guang-Ming Shiao, MD, Yu-Chin Lee, MD, Wan-Leong Chan, MD, Hsin-Bang Leu, MD 
The American Journal of Medicine 
Volume 125, Issue 4, Pages (April 2012)
DOI: /j.amjmed
Copyright © 2012 Elsevier Inc. Terms and Conditions

2. Figure 1
Study profile.
The American Journal of Medicine  , DOI: ( /j.amjmed )
Copyright © 2012 Elsevier Inc. Terms and Conditions

3. Figure 2
Kaplan-Meier curves of freedom from deep vein thrombosis in patients with and without sleep apnea. There was a statistically significant difference between the 2 curves (log-rank test, P=.001).
The American Journal of Medicine  , DOI: ( /j.amjmed )
Copyright © 2012 Elsevier Inc. Terms and Conditions