Winter Weight Watch Study: Efficacy of a brief public health intervention to prevent weight gain during the Christmas holiday period

Efficacy of a brief public health intervention to prevent weight gain during the Christmas holiday period: randomised controlled trial and nested qualitative study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN15071781

Enrollment

284

Registered

2016-08-17

Start date

2016-10-01

Completion date

Unknown

Last updated

2019-01-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obesity and overweight Nutritional, Metabolic, Endocrine

Interventions

Participants will be recruited from community pharmacies, schools (parents) and supermarkets prior to Christmas. They will be randomised to either the intervention or the usual care group.

rather, it is focused on raising awareness about the potential for holiday weight gain and will suggest simple ways in which people can ensure reasonable energy balance, given many never lose the weig

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Aged 18 years or more 2. BMI 20.0 kg/m2 or more

Exclusion criteria

Exclusion criteria: 1. Unable to understand English sufficiently to provide written informed consent 2. Women who are known to be pregnant or intending to become pregnant during the study period 3. Women who are breastfeeding

Design outcomes

Secondary

Measure	Time frame
1. Proportion of participants in both groups who have gained = 0.5 kg at follow up 2. Frequency of self-weighing in the previous two weeks using a single-item measure 3. Change in percentage body fat, measured by bioelectrical impedance at baseline and follow up Added 01/11/2018: 4. Difference between groups in cognitive restraint, emotional eating and uncontrolled eating as measured by the three factor eating questionnaire at baseline and follow up	—

Measure

Time frame

1. Proportion of participants in both groups who have gained = 0.5 kg at follow up 2. Frequency of self-weighing in the previous two weeks using a single-item measure 3. Change in percentage body fat, measured by bioelectrical impedance at baseline and follow up Added 01/11/2018: 4. Difference between groups in cognitive restraint, emotional eating and uncontrolled eating as measured by the three factor eating questionnaire at baseline and follow up

—

Primary

Measure	Time frame
Change in weight from baseline (mid-late November) to follow up (mid-January – early February)	—

Countries

United Kingdom

Contacts

Public ContactFrances Mason

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 22, 2026