The study investigates whether information on having a risk genotype (ApoE4) and life style advisory information affects lifestyle changes and sensory preferences. The project studies also the ethic aspects of giving the information of risk genotype.
We will run intervention based on our earlier pilot study. It includes intensive intervention and a modification of our earlier pilot intervention. Our intervention methods are general lectures of the effects of healthy diet (Finnish Nutrition Recommendations 2014) and healthy lifestyle for all participants. Effects on motivation, attitudes and preferences will be studied and verified by questionnaires and risk factors of cardiovascular disease and Alzheimer disease by analyzing clinical markers of lipid metabolism, general phenotype markers and profiles of nutritional markers. Nutritional biomarkers will verify also the self-reported changes of diet in the questionnaires and in digital food diaries.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Enrollment
333
information on risk gene status (APOE4 allele or not) was given before intervention
all test persons were given information on healthy diet and life style
Number of participants with good quality of dietary fat
A questionnaire according to Finnish guidelines of Suomen Sydänliitto ry, Helldán \& Helakorpi, (2015)
Time frame: 2 years
Dietary habits, number of participants
A questionnaire asking for * Fish intake at least twice per week * Consumption of high fat and sugar foods * Consumption of vegetables * Alcohol consumption * Physical activity at least twice per week
Time frame: 2 years
Food choice questionnaire, health and taste attitude
Scale 1-7 (7 most important, fully agree)
Time frame: 2 years
Food involvement and Food mavenism, scale 1-5
5 fully agree
Time frame: 2 years
Health concern, scale 1-9
1 not concerned at all
Time frame: 2 years
Life-orientation test, scale 1-5
1 fully agree
Time frame: 2 years
Locus of Control, state-trait anxiety inventory, Three-Factor Eating Questionnaire (TFEQ) scale 1-4
4 fully agree
Time frame: 2 years
weight kg
Time frame: 2 years
height m
Time frame: 2 years
Waist circumference, cm
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Time frame: 2 years
Visceral fat level (1-30)
Time frame: 2 years
blood pressure, mmHg
Time frame: 2 years
Serum lipid levels mmol/L
Time frame: 2 years
Blood glucose levels, mmol/L
Time frame: 2 years
Serum lipid peroxidation, MDA/µM
Time frame: 2 years
Serum Sensitive C reactive protein, mg/L
Time frame: 2 years
Serum Hemoglobin, g/L
Time frame: 2 years
Serum Alkaline phosphatase, U/L
Time frame: 2 years
Serum Alanine aminotransferase, U/L
Time frame: 2 years
Serum haptoglobin, g/L
Time frame: 2 years
Plasma thyrotropin, mU/L
Time frame: 2 years
serum APOE protein, mg/L
Time frame: 2 years
serum brain-derived neurotrophic factor, ng/ml
Time frame: 2 years
serum Fatty acids, g/100g fatty acids
Time frame: 2 years
serum Carotenoids, retinol and α-tocopherol, Plasma total phenolics ng/µl
Time frame: 2 years
Blood cell count
Time frame: 2 years
APOE and BDNF genotype
Time frame: baseline
Body mass index
weight and height will be combined to report BMI in kg/m\^2
Time frame: 2 years