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. 2021 Oct 1;17(10):2029–2039. doi: 10.5664/jcsm.9378

Table 2.

Prevalence of OSA and OSA syndrome*.

Male (n = 1,191) Female (n = 1,495)
AHI ≥ 5 events/h 687 (57.7%) 608 (40.7%)
AHI ≥ 15 events/h 241 (20.2%) 149 (10.0%)
AHI ≥ 30 events/h 61 (5.1%) 30 (2.0%)
AHI ≥ 5 events/h and ESS > 10 99 (8.3%) 72 (4.8%)
AHI ≥ 15 events/h and ESS > 10 43 (3.6%) 20 (1.3%)

*OSA syndrome was defined based on AHI and ESS. AHI = apnea-hypopnea index, ESS = Epworth Sleepiness Scale, OSA = obstructive sleep apnea, SD = standard deviation.