Research Article
Polymorphisms in α- and β-Adrenergic Receptor Genes, Hypertension, and Obstructive Sleep Apnea: The Skaraborg Sleep Study
Table 2
Clinical characteristics in normotensive and hypertensive men and women.
| | Normotensive subjects | Patients with hypertension | | | Variables | Mean | (SD) | Mean | (SD) | |
| | Men (n) | 96 | | 74 | | | | Age (years) | 60 | (6.3) | 62 | (6.2) | | | Systolic blood pressure (mmHg) | 131 | (13.2) | 148 | (15.7) | <.001 | | Diastolic blood pressure (mmHg) | 77 | (7.5) | 84 | (6.7) | <.001 | | Heart rate (beats per minute) | 68 | (8.3) | 68 | (8.2) | | | AHI (events per hour) | 23 | (20.4) | 34 | (25.6) | | | Body mass index (kg/m2) | 26.8 | (3.0) | 29.5 | (4.6) | <.001 | | Women (n) | 85 | | 83 | | | | Age (years) | 60 | (7.1) | 64 | (5.7) | <.001 | | Systolic blood pressure (mmHg) | 132 | (14.8) | 150 | (16.8) | <.001 | | Diastolic blood pressure (mmHg) | 75 | (7.5) | 83 | (8.0) | <.001 | | Heart rate (beats per minute) | 70 | (8.7) | 69 | (9.0) | .944 | | AHI (events per hour) | 22 | (26.0) | 25 | (22.2) | .655 | | Body mass index (kg/m2) | 28.1 | (4.8) | 30.3 | (5.7) | .006 |
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Data are mean (SD). Differences in means were analysed by general linear models with adjustment for age. AHI: apnea/hypopnea index.
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