NCT03431376

Brief Summary

Government has popularized potatoes as a major staple food in China. Potato, a potassium-rich food with high glycemic responses after consumption, exhibits unclear effects on hypertension. In this study, the investigators aimed to examine the association between potato consumption and hypertension risk among Chinese people.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
11,763

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Jan 1989

Longer than P75 for all trials

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

January 1, 1989

Completed
23 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 31, 2011

Completed
6.1 years until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2018

Completed
1 day until next milestone

First Submitted

Initial submission to the registry

February 2, 2018

Completed
11 days until next milestone

First Posted

Study publicly available on registry

February 13, 2018

Completed
Last Updated

February 13, 2018

Status Verified

February 1, 2018

Enrollment Period

23 years

First QC Date

February 2, 2018

Last Update Submit

February 12, 2018

Conditions

Hypertension

Keywords

potato consumptionhypertensionCHNS

Outcome Measures

Primary Outcomes (1)

  • Hypertension

    Incidence of hypertension, on basis of self-reported physician diagnosis, systolic blood pressure ≥ 140 mm Hg, diastolic blood pressure ≥ 90 mm Hg, or previous diagnose of hypertension by a physician or current use of anti-hypertensive drugs

    From entry into the study (baseline: 1989-2009) until 2011

Secondary Outcomes (1)

  • Potato consumption

    From entry into the study (baseline: 1989-2009) until 2011

Eligibility Criteria

Age20 Years - 93 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

Of the 11,763 participants, 5,344 male and 6,419 female were enrolled, ranging from 20 to 93 years old. People who consumed the potatoes, sweet potatoes, stir-fried potatoes, and non stir-fried potatoes accounted for 57.3%, 15.0%, 51.8%, and 28.1%, respectively. There were about 90.4% people who consumed the potatoes through the stir-frying method.

You may qualify if:

  • Adults aged 20-93 with complete data on diet and follow-up time
  • Adults with no chronic disease history

You may not qualify if:

  • Adults aged \< 20 years
  • Identified to be pregnant
  • Previously diagnosed with hypertension, cancers, infarction, apoplexy, and diabetes

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Hypertension

Condition Hierarchy (Ancestors)

Vascular DiseasesCardiovascular Diseases

Study Officials

  • Jingjing Jiao, PhD

    Zhejiang University

    STUDY DIRECTOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

February 2, 2018

First Posted

February 13, 2018

Study Start

January 1, 1989

Primary Completion

December 31, 2011

Study Completion

February 1, 2018

Last Updated

February 13, 2018

Record last verified: 2018-02