Table 1.

Assessment of morning BP and hypertension

	Ambulatory BP	Home BP	Clinic BP
Time of day	Within 2 h of waking up, or 6 am to 10 am	Within 1 h of waking up, or 6 am to 10 am	6 am to 10 am
BP readings	All readings during 2 h after waking up	2 or 3 readings during 1 h after waking up	2 or 3 readings from 6 am to 10 am
Criteria for morning hypertension	≥135/85 mm Hg	≥135/85 mm Hg	≥140/90 mm Hg
Clinical usefulness	Diagnosis	Diagnosis	Screening

Abbreviation: BP, blood pressure.