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Evaluating the effectiveness of a school-based salt reduction intervention in Malawi

Not Applicable
Completed
Conditions
1. Dietary sodium intake2. Hypertension and cardiovascular disease
Circulatory System
Registration Number
ISRCTN13909759
Lead Sponsor
ondon School of Hygiene & Tropical Medicine (LSHTM)
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
All
Target Recruitment
1968
Inclusion Criteria

1. Child currently enrolled in standard 6 and aged 11-14 years OR an adult (16 years and above) in the household of a sampled and eligible child
2. Resident in study area (as defined as Area 25 and surrounding administrative areas in urban site; or Karonga DSS in rural site)
3. Both the sampled child and at least one adult member of the household willing to participate

Exclusion Criteria

1. Not intending to stay in the same household for the following 18 months
2. Currently unwell
3. Mental incapacity such that they are unable to follow the instructions to collect a urine sample
4. More than one sampled child residing within the same household

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
rinary sodium content as assessed by 24-hour urine using the crown ether membrane electrode method at baseline, 12-weeks and 52-weeks
Secondary Outcome Measures
NameTimeMethod
1. Blood pressure at baseline, 12-weeks and 52-weeks<br>2. Individual dietary salt consumption as reported by 24-hour dietary recall questionnaire at baseline, 12-weeks and 52-weeks<br>3. Household per-capita salt consumption as assessed by 7-day household measurements at baseline, 12-weeks and 52-weeks
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