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. 2016 Mar 3;8(3):137. doi: 10.3390/nu8030137

Table 5.

Distribution of nutrient and other function claims by the International Classification of Functioning, Disability, and Health (ICF).

ICF Chapter No. of Claims % of Claims (95% CIs)
Mental Functions Global psychosocial functions 4 2.2% (0.0%–4.3%)
Energy and drive functions 8 4.4% (1.4%–7.4%)
Sleep functions 2 1.1% (–0.4%–0.26%)
Specific mental functions 1 0.5% (–0.5%–1.6%)
Higher-level cognitive functions 1 0.5% (–0.5%–1.6%)
Total 20 11.0% (6.4%–15.6%)
Sensory Functions and Pain Seeing and related functions 1 0.5% (–0.5%–1.6%)
Total 1 0.5% (–0.5%–1.6%)
Voice and Speech Functions Voice functions 4 2.2% (0.0%–4.3%)
Total 4 2.2% (0.0%–4.3%)
Functions of the cardiovascular, hematological, immunological and respiratory systems Heart functions 9 4.9% (1.8%–8.1%)
Blood vessel functions 1 0.5% (–0.5%–1.6%)
Immunological system functions 16 8.8% (4.6%–12.9%)
Functions of the respiratory system 1 0.5% (–0.5%–1.6%)
Total 27 14.8% (9.6%–20.0%)
Functions of the digestive, metabolic and endocrine systems Digestive functions 19 10.4% (6.0%–14.9%)
Defecation functions 5 2.7% (0.3%–5.1%)
Weight maintenance functions 14 7.7% (3.8%–11.6%)
General metabolic functions 27 14.8% (9.6%–20.0%)
Water, mineral and electrolyte balance functions 6 3.3% (0.7%–5.9%)
Endocrine gland functions 2 1.1% (–0.4%–2.6%)
Total 73 40.1% (32.9%–47.3%)
Genitourinary and reproductive functions Urinary excretory functions 1 0.5% (–0.5%–1.6%)
Sexual functions 2 1.1% (–0.4%–2.6%)
Total 3 1.6% (–0.2%–3.5%)
Neuro-musculoskeletal and movement related functions Functions of the joints and bones 15 8.2% (4.2%–12.3%)
Muscle endurance functions 4 2.2% (0.0%–4.3%)
Total 19 10.4% (6.0%–14.9%)
Functions of the skin Functions of the skin 2 1.1% (–0.4%–2.6%)
Functions of the hair and nails 1 0.5% (–0.5%–1.6%)
Total 3 1.6% (–0.2%–3.5%)
Others Functions related to the digestive system: Teeth 15 8.2% (4.2%–12.3%)
Functions of the hematological and immunological systems: Anti-oxidants 8 4.4% (1.4%–7.4%)
Growth 9 4.9% (1.8%–8.1%)
Total 32 18.1% (12.5%–23.8%)
TOTAL 185 100.0%
5.2% (4.2%–6.2%)