Findings

What do systematic reviews say?

102 questions · 106 findings · 15 reviews · Headline outcomes only

Sort:Best matchNewest Highest certainty Download CSV

No studies found 31 · 29.2%GRADE not reported 4 · 3.8%Very low 33 · 31.1%Low 23 · 21.7%Moderate 10 · 9.4%High 5 · 4.7%

Intervention not reported

Death (all‐cause) · all populations, including pregnant women, from any country

The review found no eligible studies for this question.

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Mental development · all populations, including pregnant women, from any country

The review found no eligible studies for this question.

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Cognitive function and motor skill development · all populations, including pregnant women, from any country

The review found no eligible studies for this question.

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Cretinism · all populations, including pregnant women, from any country

The review found no eligible studies for this question.

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Hypothyroidism · all populations, including pregnant women, from any country

The review found no eligible studies for this question.

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Adverse effects (RCT) · all populations, including pregnant women, from any country

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 33 participants
Low

Intervention not reported

Thyroid‐stimulating hormone concentration · all populations, including pregnant women, from any country

The review found no eligible studies for this question.

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Serum thyroglobulin concentration · all populations, including pregnant women, from any country

The review found no eligible studies for this question.

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Goitre prevalence (RCT) · all populations, including pregnant women, from any country

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 1 participants
Very low

Intervention not reported

Goitre prevalence (non‐RCT) · all populations, including pregnant women, from any country

It is very uncertain whether the intervention changes goitre prevalence (non‐RCT) (very low certainty).

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
OR 1.6 [0.6, 4.31]
83 participants
Very low

Intervention not reported

Physical development measures (non‐RCT) · all populations, including pregnant women, from any country

The review found no eligible studies for this question.

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

a. Weight · all populations, including pregnant women, from any country

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
83 participants
Very low

Intervention not reported

b. Height assessment tool not reported · all populations, including pregnant women, from any country

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
83 participants
Very low

Intervention not reported

c. Weight‐for‐age computed from weight and age values · all populations, including pregnant women, from any country

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
83 participants
Very low

Intervention not reported

d. Height‐for‐age computed from height and age values · all populations, including pregnant women, from any country

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
83 participants
Very low

Intervention not reported

e. Weight‐for‐height computed from weight and height values · all populations, including pregnant women, from any country

1 finding from 1 review

Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders 2019 · Cochrane Headline outcomes only
no estimate extracted
83 participants
Very low

Intervention not reported

Health‐related quality of life [measured by the validated questionnaire SF‐36]

1 finding from 1 review

Radioiodine therapy versus antithyroid medications for Graves' disease 2016 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 425 participants
GRADE not reported

Intervention not reported

Development and worsening of Graves' ophthalmopathy [examination by ophthalmologists]

The intervention may leads to higher development and worsening of Graves' ophthalmopathy [examination by… (low certainty).

1 finding from 1 review

Radioiodine therapy versus antithyroid medications for Graves' disease 2016 · Cochrane Headline outcomes only
RR 1.94 [1.4, 2.7]
2 studies · 417 participants
Low

Intervention not reported

Individuals in euthyroid state [measured by serum thyroid hormone levels within the normal range]

1 finding from 1 review

Radioiodine therapy versus antithyroid medications for Graves' disease 2016 · Cochrane Headline outcomes only
no estimate extracted
1 study · 112 participants
GRADE not reported

Intervention not reported

Adverse events other than development or worsening of Graves' disease (a) Hypothyroidism [measured by TSH and/or thyroid hormones] (b) Drug reactions

1 finding from 1 review

Radioiodine therapy versus antithyroid medications for Graves' disease 2016 · Cochrane Headline outcomes only
no estimate extracted
1 study · 104 participants
Very low