Impact of daily blood pressure patterns on detecting hypertension

Reverse dipping in blood pressure and its impact on screening for hypertension in the clinic

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

ISRCTN

Registry ID

ISRCTN93861518

Enrollment

Registered

2021-10-07

Start date

2021-09-01

Completion date

Unknown

Last updated

2021-10-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Nocturnal hypertension Circulatory System Hypertensive diseases

Interventions

This is an observational study that involves the participant wearing a wrist-worn blood pressure monitoring device (Aktiia) for 1 week while otherwise behaving as normal. Each participant visits the l

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Adults aged between 21 and 69 years of age

Exclusion criteria

Exclusion criteria: 1. Individuals outside of the specified age range 2. Individuals suffering from tachycardia or atrial fibrillation 3. Individuals suffering from diabetes or renal dysfunction 4. Individuals who are pregnant

Design outcomes

Primary

Measure	Time frame
Systolic blood pressure estimated continuously using the Aktiia device and averaged 2 hourly. 7 days' data will be collected per participant and the 24-hour pattern will be averaged.	—

Secondary

Measure	Time frame
1. Diastolic blood pressure estimated using the Aktiia device and averaged 2 hourly for 7 days 2. Heart rate estimated using the Aktiia device averaged 2 hourly for 7 days	—

Countries

England, United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026