Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,432 questions · 1,467 findings · 116 reviews · Headline outcomes only

No studies found 232 · 15.8%GRADE not reported 202 · 13.8%Very low 286 · 19.5%Low 327 · 22.3%Moderate 286 · 19.5%High 134 · 9.1%

Combination of manual therapy and exercise following joint distension vs sham ultrasound following joint distension

Global assessment of treatment success · patients with adhesive capsulitis (frozen shoulder)

Combination of manual therapy and exercise following joint distension leads to higher global assessment of treatment success "Success, much improved,… compared with sham ultrasound following joint distension (high certainty).

1 finding from 1 review

Combination of manual therapy and exercise following joint distension vs sham ultrasound following joint distension

Adverse events · patients with adhesive capsulitis (frozen shoulder)

Combination of manual therapy and exercise following joint distension leads to lower adverse events compared with sham ultrasound following joint distension (high certainty).

1 finding from 1 review

Combination of manual therapy, exercise, electrotherapy and oral NSAID vs oral NSAID

Global assessment of treatment success · patients with adhesive capsulitis (frozen shoulder)

Combination of manual therapy, exercise, electrotherapy and oral NSAID may leads to higher global assessment of treatment success "Disappearance of shoulder… compared with oral NSAID (low certainty).

1 finding from 1 review

Combination of manual therapy, exercise, electrotherapy and oral NSAID vs oral NSAID

Adverse events Pain persisting longer than 2 hours after treatment (during the 3‐week treatment period) · patients with adhesive capsulitis (frozen shoulder)

Combination of manual therapy, exercise, electrotherapy and oral NSAID may leads to higher adverse events Pain persisting longer than 2 hours after treatment… compared with oral NSAID (low certainty).

1 finding from 1 review

Rice fortified with iron alone or in combination with other micronutrients vs unfortified rice (no micronutrients added)

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

Rice fortified with iron alone or in combination with other… may leads to lower anaemia (defined as haemoglobin below the WHO cut‐off, adjusted for… compared with unfortified rice (no micronutrients added) (low certainty).

1 finding from 1 review

Rice fortified with iron alone or in combination with other micronutrients vs unfortified rice (no micronutrients added)

Iron deficiency (as defined by study authors, based on a biomarker of iron status) · general population of all age groups (including pregnant women) from any country, over two years of age

Rice fortified with iron alone or in combination with other… may leads to lower iron deficiency (as defined by study authors, based on a biomarker… compared with unfortified rice (no micronutrients added) (low certainty).

1 finding from 1 review

Rice fortified with iron alone or in combination with other micronutrients vs unfortified rice (no micronutrients added)

Vitamin A deficiency · general population of all age groups (including pregnant women) from any country, over two years of age

Rice fortified with iron alone or in combination with other… showed no clear difference in vitamin A deficiency (as defined by the study authors) compared with unfortified rice (no micronutrients added) (low certainty).

1 finding from 1 review

Rice fortified with iron alone or in combination with other micronutrients vs unfortified rice (no micronutrients added)

Any adverse effects (hookworm infection risk) · general population of all age groups (including pregnant women) from any country, over two years of age

Rice fortified with iron alone or in combination with other… may leads to higher any adverse effects (hookworm infection risk) compared with unfortified rice (no micronutrients added) (low certainty).

1 finding from 1 review

Rice fortified with iron alone or in combination with other micronutrients vs unfortified rice (no micronutrients added)

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

It is very uncertain whether rice fortified with iron alone or in combination with other… changes diarrhoea (as defined by study authors) compared with unfortified rice (no micronutrients added) (very low certainty).

1 finding from 1 review

Lactoferrin supplementation with enteral feeds in combination with probiotics vs placebo

All‐cause mortality · prevention of sepsis and necrotizing enterocolitis in preterm infants

It is very uncertain whether lactoferrin supplementation with enteral feeds in combination with… changes all‐cause mortality compared with placebo (very low certainty).

1 finding from 1 review