Dysphagia, or difficulty swallowing, is a common clinical complication among older adults and people with neurological conditions. If not properly managed, it can easily lead to malnutrition, dehydration and even potentially fatal aspiration pneumonia.
In the past, healthcare institutions lacked consistent texture standards for minced or puréed meals, creating significant risks during clinical handovers and meal preparation. To address this issue, the International Dysphagia Diet Standardisation Initiative (IDDSI) developed a globally recognised framework for texture-modified foods and thickened drinks.
The IDDSI Framework uses objective testing methods to classify foods and drinks accurately, helping ensure safe eating and drinking for people with dysphagia. It consists of eight levels, ranging from Level 0 to Level 7. Drinks are classified from Level 0 Thin to Level 4 Extremely Thick, while foods are classified from Level 3 Liquidised and Level 4 Puréed, through Level 5 Minced & Moist and Level 6 Soft & Bite-Sized, to Level 7 Regular.
The IDDSI Framework replaces subjective descriptions with simple, standardised testing methods. These include the IDDSI Flow Test, which uses a 10 mL syringe, as well as the Fork Pressure Test and Fork Drip Test, which help determine whether a food or drink meets the requirements of a specific IDDSI level.
A swallowing assessment conducted by a speech therapist, together with an IDDSI-level diet recommended by a dietitian, can help prevent food or liquid from entering the airway and significantly improve mealtime safety.
Modern soft-meal preparation techniques can reshape puréed food to resemble its original appearance. This not only ensures a safe and appropriate texture, but also helps stimulate appetite and preserve the dignity and enjoyment of eating.
References:
Department of Health Edlerly Health Service, HKSAR
International Dysphagia Diet Standardisation Initiative
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