{
  "FullStudy":{
    "Rank":218196,
    "Study":{
      "ProtocolSection":{
        "IdentificationModule":{
          "NCTId":"NCT01511484",
          "OrgStudyIdInfo":{
            "OrgStudyId":"PerceptionLab001"
          },
          "Organization":{
            "OrgFullName":"Perception Lab",
            "OrgClass":"OTHER"
          },
          "BriefTitle":"You Are What You Eat: A Randomised Controlled Trial of an Appearance-based Dietary Intervention"
        },
        "StatusModule":{
          "StatusVerifiedDate":"January 2012",
          "OverallStatus":"Completed",
          "ExpandedAccessInfo":{
            "HasExpandedAccess":"No"
          },
          "StartDateStruct":{
            "StartDate":"February 2011"
          },
          "PrimaryCompletionDateStruct":{
            "PrimaryCompletionDate":"June 2011",
            "PrimaryCompletionDateType":"Actual"
          },
          "CompletionDateStruct":{
            "CompletionDate":"June 2011",
            "CompletionDateType":"Actual"
          },
          "StudyFirstSubmitDate":"December 23, 2011",
          "StudyFirstSubmitQCDate":"January 12, 2012",
          "StudyFirstPostDateStruct":{
            "StudyFirstPostDate":"January 18, 2012",
            "StudyFirstPostDateType":"Estimate"
          },
          "LastUpdateSubmitDate":"January 12, 2012",
          "LastUpdatePostDateStruct":{
            "LastUpdatePostDate":"January 18, 2012",
            "LastUpdatePostDateType":"Estimate"
          }
        },
        "SponsorCollaboratorsModule":{
          "ResponsibleParty":{
            "ResponsiblePartyType":"Principal Investigator",
            "ResponsiblePartyInvestigatorFullName":"David Perrett",
            "ResponsiblePartyInvestigatorTitle":"Principal Investigator",
            "ResponsiblePartyInvestigatorAffiliation":"University of St Andrews"
          },
          "LeadSponsor":{
            "LeadSponsorName":"Perception Lab",
            "LeadSponsorClass":"OTHER"
          },
          "CollaboratorList":{
            "Collaborator":[
              {
                "CollaboratorName":"Unilever R&D",
                "CollaboratorClass":"INDUSTRY"
              }
            ]
          }
        },
        "OversightModule":{
          "OversightHasDMC":"No"
        },
        "DescriptionModule":{
          "BriefSummary":"This study investigated whether illustration of the facial appearance benefits of fruit and vegetable consumption is able to motivate increased intake of this food group. The investigators hypothesize that individuals witnessing illustrations of the impact of a healthy diet will exhibit improvements in diet relative to a control group receiving only information on the health-benefits of this food group."
        },
        "ConditionsModule":{
          "ConditionList":{
            "Condition":[
              "Fruit and Vegetable Consumption"
            ]
          },
          "KeywordList":{
            "Keyword":[
              "fruit",
              "vegetables",
              "appearance",
              "skin color",
              "carotenoids",
              "diet"
            ]
          }
        },
        "DesignModule":{
          "StudyType":"Interventional",
          "PhaseList":{
            "Phase":[
              "Not Applicable"
            ]
          },
          "DesignInfo":{
            "DesignAllocation":"Randomized",
            "DesignInterventionModel":"Parallel Assignment",
            "DesignPrimaryPurpose":"Prevention",
            "DesignMaskingInfo":{
              "DesignMasking":"None (Open Label)"
            }
          },
          "EnrollmentInfo":{
            "EnrollmentCount":"73",
            "EnrollmentType":"Actual"
          }
        },
        "ArmsInterventionsModule":{
          "ArmGroupList":{
            "ArmGroup":[
              {
                "ArmGroupLabel":"Information-only",
                "ArmGroupType":"Experimental",
                "ArmGroupDescription":"Selected pages from the British National Health Service (NHS) information booklets [\"5 A Day, Just Eat More (fruit & veg)\"; pages i, ii, 12-15, 20 & 21] and [\"5 A Day, Just Eat More (fruit & veg): What's it all about?\"; pages i-ii)] were provided to all participants on completion of baseline questionnaires. The pages provided information on recommended portion sizes, meal planning, health benefits and answered frequently asked diet-related questions",
                "ArmGroupInterventionList":{
                  "ArmGroupInterventionName":[
                    "Behavioral: Information-only"
                  ]
                }
              },{
                "ArmGroupLabel":"Generic-appearance intervention",
                "ArmGroupType":"Experimental",
                "ArmGroupDescription":"Participants in the generic appearance intervention group received images to illustrate the impact of fruit and vegetable consumption on skin appearance. Participants in this group were presented with gender congruent stimuli, constructed by averaging the facial shape and colour of four male/female faces.\n\nParticipants viewed the gender-congruent set of the resulting stimuli in two forms. Firstly, after completion of baseline questionnaires, images were displayed on a computer monitor. Participants were instructed to select what they perceived as the healthiest face colour, which was recorded by the computer program over two trials.\n\nParticipants in this group also received a take-home photo quality leaflet to further illustrate the effect of fruit and vegetable consumption on skin colour.",
                "ArmGroupInterventionList":{
                  "ArmGroupInterventionName":[
                    "Behavioral: Generic appearance intervention"
                  ]
                }
              },{
                "ArmGroupLabel":"Personalised appearance intervention",
                "ArmGroupType":"Experimental",
                "ArmGroupDescription":"Participants in this group received stimuli manipulated in identical ways to that received by the generic appearance-intervention group, except the illustrations were performed upon images of the participant's own face.",
                "ArmGroupInterventionList":{
                  "ArmGroupInterventionName":[
                    "Behavioral: Personalised appearance intervention"
                  ]
                }
              }
            ]
          },
          "InterventionList":{
            "Intervention":[
              {
                "InterventionType":"Behavioral",
                "InterventionName":"Information-only",
                "InterventionDescription":"Selected pages from the British National Health Service (NHS) information booklets [\"5 A Day, Just Eat More (fruit & veg)\"; pages i, ii, 12-15, 20 & 21] and [\"5 A Day, Just Eat More (fruit & veg): What's it all about?\"; pages i-ii)] were provided to all participants on completion of baseline questionnaires. The pages provided information on recommended portion sizes, meal planning, health benefits and answered frequently asked diet-related questions",
                "InterventionArmGroupLabelList":{
                  "InterventionArmGroupLabel":[
                    "Information-only"
                  ]
                }
              },{
                "InterventionType":"Behavioral",
                "InterventionName":"Generic appearance intervention",
                "InterventionDescription":"Participants in the generic appearance intervention group received images to illustrate the impact of fruit and vegetable consumption on skin appearance. Participants in this group were presented with gender congruent stimuli, constructed by averaging the facial shape and colour of four male/female faces.\n\nParticipants viewed the gender-congruent set of the resulting stimuli in two forms. Firstly, after completion of baseline questionnaires, images were displayed on a computer monitor. Participants were instructed to select what they perceived as the healthiest face colour, which was recorded by the computer program over two trials.\n\nParticipants in this group also received a take-home photo quality leaflet to further illustrate the effect of fruit and vegetable consumption on skin colour.",
                "InterventionArmGroupLabelList":{
                  "InterventionArmGroupLabel":[
                    "Generic-appearance intervention"
                  ]
                }
              },{
                "InterventionType":"Behavioral",
                "InterventionName":"Personalised appearance intervention",
                "InterventionDescription":"Participants in this group received stimuli manipulated in identical ways to that received by the generic appearance-intervention group, except the illustrations were performed upon images of the participant's own face.",
                "InterventionArmGroupLabelList":{
                  "InterventionArmGroupLabel":[
                    "Personalised appearance intervention"
                  ]
                }
              }
            ]
          }
        },
        "OutcomesModule":{
          "PrimaryOutcomeList":{
            "PrimaryOutcome":[
              {
                "PrimaryOutcomeMeasure":"Fruit and vegetable consumption",
                "PrimaryOutcomeDescription":"Participants completed a computerised food frequency questionnaire to establish fruit and vegetable consumption. Participants were asked to retrospectively report consumption frequency of fruit juice, fruit, vegetable juice, salad, vegetable soup and vegetable items over the past seven days. Participants reported consumption of standard portion sizes and were provided with NHS illustrations of portion size guidelines to assist estimations.",
                "PrimaryOutcomeTimeFrame":"up to 10 weeks"
              }
            ]
          }
        },
        "EligibilityModule":{
          "EligibilityCriteria":"Inclusion Criteria:\n\nStudent or staff member at University of St Andrews\nHas access to email account to receive link to weekly online questionnaire.\n\nExclusion Criteria:\n\nExited study before completion\nUnable to make dietary changes due to a medical condition",
          "HealthyVolunteers":"Accepts Healthy Volunteers",
          "Gender":"All",
          "MinimumAge":"18 Years",
          "MaximumAge":"61 Years",
          "StdAgeList":{
            "StdAge":[
              "Adult"
            ]
          }
        },
        "ContactsLocationsModule":{
          "OverallOfficialList":{
            "OverallOfficial":[
              {
                "OverallOfficialName":"Ross D Whitehead, MSc",
                "OverallOfficialAffiliation":"University of St Andrews",
                "OverallOfficialRole":"Study Director"
              }
            ]
          },
          "LocationList":{
            "Location":[
              {
                "LocationFacility":"Perception Lab, School of Psychology, University of St Andrews",
                "LocationCity":"St Andrews",
                "LocationState":"Fife",
                "LocationZip":"KY16 9JP",
                "LocationCountry":"United Kingdom"
              }
            ]
          }
        },
        "ReferencesModule":{
          "ReferenceList":{
            "Reference":[
              {
                "ReferenceType":"background",
                "ReferenceCitation":"Stephen ID, Coetzee, V, Perrett D. Carotenoid and Melanin Pigment Coloration Affect Perceived Human Health. Evolution and Human Behaviour.32(3): 216-227. 2011."
              },{
                "ReferencePMID":"19946602",
                "ReferenceType":"background",
                "ReferenceCitation":"Stephen ID, Law Smith MJ, Stirrat MR, Perrett DI. Facial Skin Coloration Affects Perceived Health of Human Faces. Int J Primatol. 2009 Dec;30(6):845-857. Epub 2009 Oct 26."
              },{
                "ReferencePMID":"22390433",
                "ReferenceType":"background",
                "ReferenceCitation":"Whitehead RD, Ozakinci G, Stephen ID, Perrett DI. Appealing to vanity: could potential appearance improvement motivate fruit and vegetable consumption? Am J Public Health. 2012 Feb;102(2):207-11. doi: 10.2105/AJPH.2011.300405. Epub 2011 Dec 15."
              },{
                "ReferencePMID":"23527517",
                "ReferenceType":"derived",
                "ReferenceCitation":"Whitehead RD, Ozakinci G, Perrett DI. A randomized controlled trial of an appearance-based dietary intervention. Health Psychol. 2014 Jan;33(1):99-102. doi: 10.1037/a0032322. Epub 2013 Mar 25."
              }
            ]
          }
        }
      },
      "DerivedSection":{
        "MiscInfoModule":{
          "VersionHolder":"April 22, 2020"
        }
      }
    }
  }
}