NCT01397851

Brief Summary

Preliminary evidence from ongoing research provides strong indications that protecting farmers from malaria would be profitable for outgrowing agribusinesses in sub-Saharan Africa. The study team invests in experimental research to investigate this conjecture in more detail.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
81,597

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Dec 2010

Typical duration for not_applicable

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

December 1, 2010

Completed
7 months until next milestone

First Submitted

Initial submission to the registry

June 21, 2011

Completed
29 days until next milestone

First Posted

Study publicly available on registry

July 20, 2011

Completed
4 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2011

Completed
2 years until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2013

Completed
1.1 years until next milestone

Results Posted

Study results publicly available

January 15, 2015

Completed
Last Updated

December 15, 2023

Status Verified

November 1, 2023

Enrollment Period

1 year

First QC Date

June 21, 2011

Results QC Date

November 20, 2014

Last Update Submit

November 21, 2023

Conditions

Outcome Measures

Primary Outcomes (1)

  • Cotton Yields

    Farmer's cotton yields (kg delivered per household), as defined in the routine data collection system of the participating cotton outgrowing agribusiness

    2010-2011 season (up to 1 year)

Secondary Outcomes (3)

  • Contract Defaults

    2010-2011 season (up to 1 year)

  • Increase in Maize Productivity

    2009-2010 and 2010-2011 seasons (up to 2 years)

  • Self-reported Malaria Prevalence

    2010-2011 season (up to 1 year)

Study Arms (2)

Treatment: Insecticide-treated net

EXPERIMENTAL

Smallholder farmers in the treatment group are informed that they won a raffle, and receive a free insecticide-treated net

Device: Insecticide-treated net (BASF Incerceptor)

Control

NO INTERVENTION

Smallholder farmers in the control group are informed that they had a chance to win an insecticide-treated mosquito net in a raffle, but did not end up winning

Interventions

One per farmer, once during the 2010-2011 season

Treatment: Insecticide-treated net

Eligibility Criteria

Age18 Years - 70 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Farmers who contracted with the participating cotton outgrowing company in the 2010-2011 season

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

National Malaria Control Centre

Lusaka, Zambia

Location

Related Links

MeSH Terms

Conditions

Malaria

Condition Hierarchy (Ancestors)

Protozoan InfectionsParasitic DiseasesInfectionsMosquito-Borne DiseasesVector Borne Diseases

Results Point of Contact

Title
Richard Sedlmayr
Organization
independent

Publication Agreements

PI is Sponsor Employee
No
Restrictive Agreement
No

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
HEALTH SERVICES RESEARCH
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

June 21, 2011

First Posted

July 20, 2011

Study Start

December 1, 2010

Primary Completion

December 1, 2011

Study Completion

December 1, 2013

Last Updated

December 15, 2023

Results First Posted

January 15, 2015

Record last verified: 2023-11

Locations