Clinical trial NCT05067036: Physical Activity, Appetite and Food Intake in Older Adults (PHYSISAT)
Official title: The Effect of Physical Activity on Appetite and Food Intake in Older Adults
Study type: OBSERVATIONAL
Overall status: COMPLETED
Conditions: Older Adults
Physical Activity
Food Intake
Eating Behavior
Body Composition
Keywords: older adults
appetite
physical activity
food intake
body composition
Lead sponsor: University of Reading
Sponsor class: OTHER
Collaborators: name: Ministry of National Education, Turkey
First posted: 2021-10-04
Enrollment: 108
Sex: ALL
Minimum age (years): 65
Standard ages: OLDER_ADULT
Accepts healthy volunteers: yes
Observational model: COHORT
Time perspective: CROSS_SECTIONAL
Sampling method: PROBABILITY_SAMPLE
Study population: Participants aged older than 65 years.

Brief summary: This study aims to assess the effect of physical activity on food intake and appetite in older adults (≥ 65 years) and to investigate the relationship between older adults' eating behaviours, body composition and physical activity.

Detailed description: * To investigate the effect of physical activity on food intake and appetite in older adults (≥ 65 years).
* To examine the relationship between older adults' (≥ 65 years) eating behaviours, body composition and physical activity.

Eligibility criteria: Inclusion Criteria:

* Healthy, living independently and self-reported;
* Aged ≥ 65 years;
* Having the ability to understand the study procedures.

Exclusion Criteria:

* Being obese (BMI \> 30 kg/m2);
* Smoking more than 10 cigarettes a day;
* Having a disease such as cardiovascular disease and other chronic diseases (diabetes, thyroid disorders, cancer, heart, lung and kidney disease;
* Taking medications known to influence appetite, food intake or body weight in the past three months;
* Changing their diet and exercise in the last 3 months;
* Having unexpected weight loss in the last 3 months.

Primary outcomes:
measure: Physical Activity Status
timeFrame: 7 days
measure: Ratings of Appetite
timeFrame: 1 day
measure: Food Intake
timeFrame: 3 days (2 weekdays and 1 weekend day) while the participants are wearing the accelerometer.
Secondary outcomes:
measure: Height
timeFrame: Day 1
measure: Weight
timeFrame: Day 1
measure: BMI
timeFrame: Day 1
measure: % fat mass
timeFrame: Day 1
measure: % lean body mass
timeFrame: Day 1
measure: Waist Circumference
timeFrame: Day 1
measure: Hip Circumference
timeFrame: Day 1
measure: Frailty
timeFrame: Day 1
measure: Nutritional Knowledge
timeFrame: Day 1
measure: Appetite Level based on 'Council on Nutrition Appetite Questionnaire'
timeFrame: Day 1
measure: Appetite Level based on 'The three-factor eating questionnaire'
timeFrame: Day 1
measure: Eating Behaviour
timeFrame: Day 1
measure: Food Craving
timeFrame: Day 1
measure: Physical Activity Level based on 'General Practice Physical Activity' questionnaire.
timeFrame: Day 1
measure: Physical Activity Level based on 'Physical Activity Scale for the Elderly (PASE)' questionnaire.
timeFrame: Day 1
measure: Food shopping and cooking behaviors
timeFrame: Day 1
Other outcomes:
Locations:
city: Reading
country: United Kingdom
facility: University of Reading
Study officials:
References:
citation: Morley JE, Silver AJ. Anorexia in the elderly. Neurobiol Aging. 1988 Jan-Feb;9(1):9-16. doi: 10.1016/s0197-4580(88)80004-6.
citation: Clegg ME, Godfrey A. The relationship between physical activity, appetite and energy intake in older adults: A systematic review. Appetite. 2018 Sep 1;128:145-151. doi: 10.1016/j.appet.2018.05.139. Epub 2018 Jun 7.
citation: Clarkston WK, Pantano MM, Morley JE, Horowitz M, Littlefield JM, Burton FR. Evidence for the anorexia of aging: gastrointestinal transit and hunger in healthy elderly vs. young adults. Am J Physiol. 1997 Jan;272(1 Pt 2):R243-8. doi: 10.1152/ajpregu.1997.272.1.R243.
citation: Margetts BM, Thompson RL, Elia M, Jackson AA. Prevalence of risk of undernutrition is associated with poor health status in older people in the UK. Eur J Clin Nutr. 2003 Jan;57(1):69-74. doi: 10.1038/sj.ejcn.1601499.