NCT01358890

Brief Summary

  • The primary aim of this study is to determine the adherence of low- carbohydrate among Chinese.
  • Then compare the effect of low-carbohydrate and traditional Chinese but restricted-calories diet on weight loss and metabolic traits.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
50

participants targeted

Target at P25-P50 for phase_2

Timeline
Completed

Started May 2011

Shorter than P25 for phase_2

Geographic Reach
1 country

1 active site

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

May 1, 2011

Completed
22 days until next milestone

First Submitted

Initial submission to the registry

May 23, 2011

Completed
1 day until next milestone

First Posted

Study publicly available on registry

May 24, 2011

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 1, 2011

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

August 1, 2011

Completed
Last Updated

February 28, 2012

Status Verified

February 1, 2012

Enrollment Period

3 months

First QC Date

May 23, 2011

Last Update Submit

February 27, 2012

Conditions

Keywords

over weightobesity

Outcome Measures

Primary Outcomes (1)

  • weight

    12 weeks

Secondary Outcomes (10)

  • body fat mass

    12 weeks

  • waist circumference

    12 weeks

  • body mass index

    12 weeks

  • fast glucose

    12 weeks

  • total cholesterol

    12 weeks

  • +5 more secondary outcomes

Study Arms (2)

B

EXPERIMENTAL

Subjects will be supplied with low carbohydrate diet for 12 weeks.

Other: low carbohydrate diet

A

EXPERIMENTAL

Subjects will be supplied with calories restricted diet for 12 weeks

Other: Calories restricted diet

Interventions

Dietary carbohydrate diet was restricted to 20 gram/day within the first week, then increase gradually to 120 gram/day

B

Total energy intake is restricted to 1200 kcal/day for women. Energy from carbohydrate, protein and fat will be kept to approximate 55%, 20% and 25%, respectively. Moreover, saturated fat and dietary cholesterol are restricted to at most 10% energy and 300 mg/day, respectively

A

Eligibility Criteria

Age30 Years - 65 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • overweight/obese (BMI ≥24 kg/m2)

You may not qualify if:

  • Pregnancy or lactation;
  • Serum creatinine and blood urea nitrogen level beyond the clinical reference value;
  • alanine aminotransferase and aspartate aminotransferase beyond the reference levels;
  • Gastrointestinal problems that would prevent them from complying with the specified feeding conditions;
  • Received gastrointestinal surgery (except for appendicitis or hernia);
  • Severer CVD;
  • Active cancer;
  • Mental diseases, epilepsia or using anti-depression drugs;
  • Participating in other scientific studies within 3 months before the study.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Institute for Nutritional Sciences, Chinese Academy of Sciences

Shanghai, Shanghai Municipality, 200031, China

Location

Related Publications (1)

  • Ma Y, Sun Y, Sun L, Liu X, Zeng R, Lin X, Li Y. Effects of gut microbiota and fatty acid metabolism on dyslipidemia following weight-loss diets in women: Results from a randomized controlled trial. Clin Nutr. 2021 Nov;40(11):5511-5520. doi: 10.1016/j.clnu.2021.09.021. Epub 2021 Sep 23.

MeSH Terms

Conditions

Obesity

Interventions

Diet, Carbohydrate-Restricted

Condition Hierarchy (Ancestors)

OverweightOvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and Symptoms

Intervention Hierarchy (Ancestors)

Diet TherapyNutrition TherapyTherapeuticsDietNutritional Physiological PhenomenaDiet, Food, and NutritionPhysiological Phenomena

Study Officials

  • Xu Lin, PhD

    Institute for Nutritional Sciecnes, Chinese Acadamy of Sciences

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER GOV
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

May 23, 2011

First Posted

May 24, 2011

Study Start

May 1, 2011

Primary Completion

August 1, 2011

Study Completion

August 1, 2011

Last Updated

February 28, 2012

Record last verified: 2012-02

Locations