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. Author manuscript; available in PMC: 2010 Sep 1.
Published in final edited form as: Sleep Med Clin. 2009 Sep;4(3):393–406. doi: 10.1016/j.jsmc.2009.04.007

Figure 5.

Figure 5

30 second epoch from a polysomnography recording in a 4 month old infant with OSAS. Note the short duration (4.5–5 seconds) of the obstructive apneas, associated with paradoxical chest and abdominal wall motion and desaturation but no arousal. Ander’s sleep staging was used. Abbreviations as per Figure 3.