Foods fortified with zinc plus other micronutrients vs foods fortified with other micronutrients without zinc: Zinc deficiency (as defined by authors, depending on age and gender)
It is very uncertain whether foods fortified with zinc plus other micronutrients changes zinc deficiency (as defined by authors, depending on age and gender) compared with foods fortified with other micronutrients without zinc (very low certainty).
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Foods fortified with zinc plus other micronutrients vs foods fortified with other micronutrients without zinc Zinc deficiency (as defined by authors, depending on age and gender) · General population (over 2 years of age, including pregnant and lactating women) It is very uncertain whether foods fortified with zinc plus other micronutrients changes zinc deficiency (as defined by authors, depending on age and gender) compared with foods fortified with other micronutrients without zinc (very low certainty). Fortification of staple foods with zinc for improving zinc status and other health outcomes in the general… (2016) · Cochrane Headline outcomes only | RR 0.17 [0.01, 3.94] | 1 study · 30 participants | Very low |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Fortification of staple foods with zinc for improving zinc status and other health outcomes in the general population 2016 · Cochrane Headline outcomes only | Not reported | list not extracted yet | Not assessed |
Studies behind the findings
None of these reviews ties its included studies to this outcome in the data here. Cochrane reviews and reviews with headline outcomes only do not list their studies yet.
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.