TABLE 1.
Subjects n | 508 |
Age years | 59.4±11.2 |
Sex | |
Male | 399 (79) |
Female | 109 (21) |
Race | |
Caucasian | 491 (97) |
Other | 7 (1) |
Black | 6 (1) |
Asian | 2 (<1) |
American Indian or Alaska Native | 2 (<1) |
BMI kg·m−2 | 29.3±3.9 |
Systolic blood pressure mmHg | 130±13 |
Diastolic blood pressure mmHg | 78±9 |
AHI events·h−1 | 36.3±15.7 |
ESS | 11.8±5.5 |
Hypertension | 46.5 |
Depression | 21.3 |
Diabetes mellitus | 11.2 |
Atrial fibrillation | 5.4 |
Myocardial infarction | 3.8 |
Stroke | 2.5 |
Data are presented as mean±sd, n (%) or %, unless otherwise stated. BMI: body mass index; AHI: apnoea/hypopnoea index; ESS: Epworth sleepiness scale.