Table 4 Demographic status and comorbidity compared between ON cohort and comparison cohort

From: Association between obstructive sleep apnea and optic neuropathy: a Taiwanese population-based cohort study

Variable Comparison cohort, N = 41,430 (%) ON cohort, N = 4143 (%) p value
Age, years (SD)a 58.0 (17.0) 58.1 (17.0) 0.68
Sex    >0.99
  Female 20,040 (48.4) 2004 (48.4)  
  Male 21,390 (51.6) 2139 (51.6)  
Comorbidity
  Hypertension 17,288 (41.7) 2051 (49.5) <0.0001
  DM 5790 (14.0) 790 (19.1) <0.0001
  Atherosclerosis 818 (2.0) 112 (2.7) 0.002
  CAD 9988 (24.1) 1321 (31.9) <0.0001
  Hyperlipidemia 11,254 (27.2) 1463 (35.3) <0.0001
  Migraine 1469 (3.5) 294 (7.1) <0.0001
  1. at test
  2. ON optic neuropathy, DM diabetes mellitus, CAD coronary artery disease