Correction: Continuous Positive Airway Pressure Treatment Reduces Mortality in Elderly Patients with Moderate to Severe Obstructive Severe Sleep Apnea: A Cohort Study.

[This corrects the article DOI: 10.1371/journal.pone.0127775.].

Fig 1 is a duplicate of Fig 2. The authors have provided a corrected version of Fig 1 here.

Fig 1

Kaplan–Meier estimates of the probability of event-free survival with or without CPAP in patients with OSA (Log-rank χ2 = 6.33, p = 0.01).