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Wholegrain diet and blood pressure study: the WISH study

The effect of increased Wholegrain food consumption on blood pressure in pre-hypertensive and non-treated stage 1 Hypertensive Subjects (WISH)

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN17517647
Enrollment
72
Registered
2017-11-24
Start date
2017-08-01
Completion date
Unknown
Last updated
2019-03-04

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

Conditions

Pre-hypertension Circulatory System Pre-hypertension

Interventions

As this is a crossover study with treatment assessed within volunteer, stratification of allocation to treatment sequences will be done within gender only, and also by sequence of joining the study (t

Sponsors

University of Aberdeen
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Men and women 2. Aged 30-65 years 3. Body mass index (BMI) between 18.5 and 35kg/m2 4. 135mmHg<SystolicBP<159 mm Hg and/or 85 mm Hg<DiastolicBP<99 mm Hg

Exclusion criteria

Exclusion criteria: 1. 160 mm Hg 7.0mmol/L, asthma, or thyroid conditions 3. Subjects with eating disorders, high habitual intake of wholegrain food (> 7 portions per weeks) or taking regular medication or supplements known to affect any dependant variable measured 4. Pregnant women 5. Individuals with bowel disorders (Crohn’s, IBS, coeliac)

Design outcomes

Primary

MeasureTime frame
Blood pressure is measured using blood pressure cuffs and 24hr ABPM at six weeks follow up.

Secondary

MeasureTime frame
1. Arterial stiffness (Aix) and central aortic pressure is measured using Sphygomocor at six weeks follow up 2. Diastolic blood pressure is measured using blood pressure cuffs and 24hr ABPM at six weeks follow up 3. Aldosterone and angiotensin concentration in plasma measured using blood tests at six weeks follow up 4. Kidney function is determined using estimated glomerular filtration rate (eGFR) based on serum creatinine concentration at six weeks follow up

Countries

United Kingdom

Outcome results

None listed

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