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Demographic characteristics of study participants.
| Age (years) | 48 ± 15 |
| Education (years) | 16 ± 2 |
| Gender (M/F) | 15/16 |
| Body mass index (kg/m2) | 26 ± 4 |
| Systolic blood pressure (mmHg) | 112 ± 10 |
| Diastolic blood pressure (mmHg) | 71 ± 9 |
| Heart rate (beats/min) | 62 ± 7 |
Values are mean ± SD. N = 31.
