Table 3.

Summary of clinic and ambulatory BP monitoring measurements

Variable	Systolic BP	Diastolic BP	Heart rate
Clinic measurements	128 ± 13	79 ± 9	n/a
24 h period, mmHg or bpm	145 ± 18	83 ± 10	n/a
Awake period, mmHg or bpm	147 ± 18	85 ± 10	78 ± 12
Sleep period, mmHg or bpm	139 ± 21	78 ± 11	67 ± 10
Sleep-related dip, %	5.7 ± 8.0	8.7 ± 9.2	12.5 ± 8.6
Awake period SD, mmHg	15 ± 4	10 ± 3	n/a
Asleep period SD, mmHg	13 ± 5	10 ± 4	n/a

Abbreviations: BP Blood pressure, SD Standard deviation, BP Blood pressure, n/a Not available