## Protocol Section
### Identification Module
**NCT ID:** NCT05763979

**Brief Title:** Assesment of the Change in Consumer Behaviours to Afford the Dietary Cost According to Food Security Status and Choice Motives

**Official Title:** Assesment of the Change in Consumer Behaviours to Afford the Dietary Cost According to Food Security Status and Choice Motives

#### Organization Study ID Info
**ID:** TIF-Con
#### Organization
**Class:** OTHER
**Full Name:** Hacettepe University
### Status Module
#### Completion Date
**Date:** 2023-06-15

**Type:** ESTIMATED

#### Expanded Access Info
#### Last Update Post Date
**Date:** 2023-03-10

**Type:** ACTUAL

**Last Update Submit Date:** 2023-03-01

**Overall Status:** RECRUITING

#### Primary Completion Date
**Date:** 2023-06-15

**Type:** ESTIMATED

#### Start Date
**Date:** 2023-01-01

**Type:** ACTUAL

**Status Verified Date:** 2023-03

#### Study First Post Date
**Date:** 2023-03-10
**Type:** ACTUAL
**Study First Submit Date:** 2023-03-01
**Study First Submit QC Date:** 2023-03-01
### Sponsor Collaborators Module

#### Lead Sponsor

**Class:** OTHER

**Name:** Hacettepe University

#### Responsible Party

**Investigator Affiliation:** Hacettepe University

**Investigator Full Name:** Mehmet HAYDAROGLU

**Investigator Title:** Research Assistant

**Type:** PRINCIPAL_INVESTIGATOR

### Oversight Module

**Is FDA Regulated Device:** False

**Is FDA Regulated Drug:** False

**Oversight Has DMC:** True

### Description Module

**Brief Summary:** The aim of this study is to assement of the change in consumer behaviours during the food inflation period in order to afford the dietary cost according to food security status and food choice motives. The study was planned in four stages. 1) First stage is adapting the Single-item Food Choice Questionnaire to Turkish society and to make its validity and reliability in Turkish. 2) The Impact of Food Inflation on Consumer Behavioural Change (TIF-Con) scale will be developed. 3) Observational cross-sectional data collection including these surveys will be carried out. 4) The Cost of the Recommended Diet (CoRD) will be calculated by collecting data simultaneously with the fieldwork. Hypotheses will be tested in line with the findings obtained.

**Detailed Description:** The reliability and validity of the Single-item Food Choice Questionnaire was planned in eight stages. 1) Translation into Target Language 2) Synthesis of translations 3) Back translation to Original Language 4) Expert assessment 5) Pilot study 6) Reporting 7) Testing 8) Retesting. The development of the Impact of Food Inflation on Consumer Behavioural Change (TIF-Con) scale was planned in eight stages too. 1) Generating an item pool 2) Determining the format for measurement 3) Initial item pool reviewed by experts 4) Pretesting 5) Optimizing scale length 6) Testing 7) Retesting 8) Reporting. A cross-sectional survey will be conducted by questioning food security and socioeconomic status, along with the developed TIF-Con and the adapted food choice questionnaire. This stage will be combined with the sixth stage of scale development in order to act economically. Simultaneously, the CoRD will be calculated with the collection of food prices with fieldwork and the recommendations of the offical Turkey's dietary guideline. The obtained results will be analyzing to assesment of the change in consumer behaviours during the food inflation period in order to afford the dietary cost according to food security status and food choice motives.

### Conditions Module

**Conditions:**

- Food Selection

- Consumer Behavior

- Healthy Nutrition

**Keywords:**

- Food security

- Food choice motives

- Food inflation

- Healthy Diet's Cost

### Design Module

#### Design Info

**Observational Model:** OTHER

**Time Perspective:** CROSS_SECTIONAL

#### Enrollment Info

**Count:** 400

**Type:** ESTIMATED

**Study Type:** OBSERVATIONAL

### Outcomes Module

#### Primary Outcomes

**Description:** The identifying of consumers' food choice motives with using the Single-item Food Choice Questionnaire

**Measure:** Food choice motives

**Time Frame:** 03.15.2023

**Description:** The identifying of the change in consumer behaviours during the food inflation period

**Measure:** The Impact of Food Inflation on Consumer Behavioural Change

**Time Frame:** 04.15.2023

#### Secondary Outcomes

**Description:** Consumer behavioural changes' differences in afford the dietary cost according to food security status and food choice motives

**Measure:** Consumer Behavioural Changes' Differences

**Time Frame:** 06.15.2023

### Eligibility Module

**Eligibility Criteria:** Inclusion Criteria:

* Aged between 18-65
* Who volunteered to participate in the study
* Adult individuals who have access to the Internet and agreed to participate in the study
* Native language being Turkish
* Living in Turkey at least five years

Exclusion Criteria:

* Those with a disease that requires a specific diet
* Inability to use a computer, tablet or mobile phone
* Native language not being Turkish
* Those who have not lived in Turkey for at least five years

**Maximum Age:** 65 Years

**Minimum Age:** 18 Years

**Sampling Method:** NON_PROBABILITY_SAMPLE

**Sex:** ALL

**Standard Ages:**

- ADULT

- OLDER_ADULT

**Study Population:** People who live in Turkey and meeting the inclusion criteria and volunteered to participate in the study

### Contacts Locations Module

#### Central Contacts

**Contact 1:**

**Email:** mthaydaroglu@gmail.com

**Name:** Mehmet Haydaroglu, Res Assist

**Phone:** +90 5302309818

**Role:** CONTACT

#### Locations

**Location 1:**

**City:** Ankara

**Contacts:**

***Contact 1:***

- **Email:** pbilgic@hacettepe.edu.tr

- **Name:** Pelin Bilgic, Assoc Prof

- **Phone:** +90 3123051094

- **Phone Ext:** 125

- **Role:** CONTACT

***Contact 2:***

- **Name:** Pelin Bilgic, Assoc Prof

- **Role:** SUB_INVESTIGATOR

**Country:** Turkey

**Facility:** Hacettepe University Nutrition and Dietetics Department

**Status:** RECRUITING

### IPD Sharing Statement Module

**IPD Sharing:** UNDECIDED

## Derived Section

### Misc Info Module

- Version Holder: 2024-05-24
