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. 2016 Jan 5;11(1):e0146606. doi: 10.1371/journal.pone.0146606

Fig 3. Extent of OSA recurrence as measured by AHI during CPAP withdrawal.

Fig 3

(A) AHI across the night during alternating periods of therapeutic or atmospheric CPAP (*p<0.01 CPAP-on vs. CPAP-off). (B) Comparison of the baseline AHI, and the average AHI during CPAP-on and CPAP-off periods (*p<0.05 CPAP-on vs. CPAP-off; ¥p<0.001 vs. CPAP-on and CPAP-off).