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Orthostatic Vital Signs During Head-Up Tilt in Female Patients With Postural Orthostatic Tachycardia Syndrome (n = 25)
| Supine heart rate, beats/min | 76 ± 13 |
| Supine systolic blood pressure, mm Hg | 121 ± 17 |
| Upright heart rate, beats/min | 124 ± 17 |
| Upright systolic blood pressure, mm Hg | 116 ± 20 |
| Δ Heart rate, beats/min | 47 ± 13 |
| Δ Systolic blood pressure, mm Hg | −5 ± 17 |
Values are mean ± SD.
