Quality/effect size | None | Small | Medium | Large |
Very low |
SSc
Nutrition therapy (QoL, pain, mental health, physical health, fatigue), vitamin C+E (Raynaud’s attacks) Gout Vitamin C (uric acid) |
SSc
Nutrition therapy (patient global) Gout Herbal medicine (uric acid) | – |
SSc
Vitamin C+E (Rodnan skin score), vitamin D (Rodnan skin score) |
Low |
Gout
Enriched milk powder (function, uric acid, gout flare) |
Gout
Enriched milk powder (pain) | – | – |
Moderate | – | – | – | – |
High | – | – | – | – |
QoL, quality of life; SSc, systemic sclerosis.