Abstract
BACKGROUND: Healthy diet is a core component in prevention and self-management of type 2 diabetes and cardiovascular disease. The long-term efficacy was assessed of a theory-based health education programme 'Ready to Act' on dietary quality in people with screen-detected dysglycaemia.
METHODS: Five hundred and nine adults with prediabetes (impaired glucose tolerance, impaired fasting glycaemia) or type 2 diabetes were recruited through screening for type 2 diabetes [the ADDITION (Anglo-Danish-Dutch Study of Intensive Treatment in People with Screen-Detected Diabetes in Primary Care) study, DK] and then randomly assigned to health education or to a control group (I = 322; C = 187). The intervention group was offered a 12-week programme in health-related action competence including 2 one-to-one and 8 group sessions (18 h). Dietary quality was measured by the Dietary Quality Score_revised (0-8 points) at baseline and at one- and 3-year follow-up. Changes were analysed by multilevel analyses.
RESULTS: The analysis included data from 444 participants (87%). At the 3-year follow-up, the intervention group had significantly increased dietary quality compared with the control group (net change: 0.39 Dietary Quality Score_revised points, P = 0.04). The intake of unsaturated fats used on bread and for cooking increased in the intervention group compared with the control group at the 3-year follow-up (net change: 31 g/week; P = 0.02). A non-significant tendency toward an increased intake of vegetables in the intervention group compared with the control group was seen (net change: 111 g/week; P = 0.16). No changes were seen in fish intake.
CONCLUSIONS: Health education aiming at action competence improved the long-term dietary quality in a population with dysglycaemia, especially according to the intake of unsaturated fat. The ADDITION trial was registered at ClinicalTrials.gov ID no NCT00237549.
Original language | English |
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Journal | European Journal of Public Health |
Volume | 23 |
Issue number | 3 |
Pages (from-to) | 393-8 |
Number of pages | 6 |
ISSN | 1101-1262 |
DOIs | |
Publication status | Published - Jun 2013 |
Keywords
- Adult
- Aged
- Body Mass Index
- Cardiovascular Diseases/prevention & control
- Cluster Analysis
- Denmark/epidemiology
- Diabetes Mellitus, Type 2/diagnosis
- Diet/psychology
- Female
- Follow-Up Studies
- Glucose Intolerance/diagnosis
- Glucose Metabolism Disorders/diagnosis
- Glycated Hemoglobin A/analysis
- Group Processes
- Health Behavior
- Health Education
- Health Status Disparities
- Humans
- Male
- Mass Screening/psychology
- Middle Aged
- Primary Health Care/statistics & numerical data
- Self Care
- Social Class
- Surveys and Questionnaires