Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

4,320 questions · 4,561 findings · 388 reviews

No studies found 1,138 · 25%GRADE not reported 886 · 19.4%Very low 1,014 · 22.2%Low 849 · 18.6%Moderate 543 · 11.9%High 131 · 2.9%

Non‐exclusive breastfeeding (foods) vs exclusive breastfeeding

“Food allergy” to 1 or more foods between 1 to 3 years of age · healthy breastfeeding full‐term infants

Non‐exclusive breastfeeding (foods) showed no clear difference in “Food allergy” to 1 or more foods between 1 to 3 years of age compared with exclusive breastfeeding (moderate certainty).

1 finding from 1 review

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 of all age groups (including pregnant women) from any country, over two years of age

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).

1 finding from 1 review

Intervention not reported

Death or neurodevelopmental delay at age 2 years · women with term breech delivery

The intervention showed no clear difference in death or neurodevelopmental delay at age 2 years (low certainty).

1 finding from 1 review

Intervention not reported

Although a higher percentage of people in the ATL and aCCT groups fell within Class I (seizure free) and Class II (> 50% reduction in seizures), no significant differences in seizure frequency were noted between the groups at 2 years after surgery... · people with temporal lobe epilepsy and intellectual disabilities
1 finding from 1 review

Intraoral distalising appliance vs Headgear (extraoral appliance)

Adverse effects (headgear injuries, gum health, tooth damage/decay, root resorption) · Children and adolescents (aged 16 years or less at the start of treatment) undergoing orthodontic treatment to distalise upper first…

The review found no eligible studies for this question.

1 finding from 1 review

Visual screening (oral visual inspection) by trained health workers vs No screening

Stage at diagnosis (early-stage detection) · Apparently healthy adults aged 35 years or older (general population), living in 13 clusters in rural areas of Trivandrum city, Kerala,…

Visual screening (oral visual inspection) by trained health workers led to lower stage at diagnosis (early-stage detection) compared with no screening; GRADE not reported.

2 findings from 1 review

Intraoral distalising appliance vs Another (different) intraoral distalising appliance

Adverse effects (headgear injuries, gum health, tooth damage/decay, root resorption) · Children and adolescents (aged 16 years or less at the start of treatment) undergoing orthodontic treatment to distalise upper first…

The review found no eligible studies for this question.

1 finding from 1 review