Findings

What do systematic reviews say?

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

2,191 questions · 2,354 findings · 362 reviews

No studies found 323 · 13.7%GRADE not reported 382 · 16.2%Very low 555 · 23.6%Low 597 · 25.4%Moderate 345 · 14.7%High 152 · 6.5%

Phacoemulsification vs laser peripheral iridotomy

Proportion of participants with IOP control (higher number of events is better) · Participants with acute primary angle closure after initial medical treatment to lower intraocular pressure

Phacoemulsification may leads to higher proportion of participants with IOP control (higher number of events… compared with laser peripheral iridotomy (low certainty).

1 finding from 1 review

Higher parental / maternal education vs Lower parental education (reference)

Oral health-related quality of life · Adolescents (10-19 years)

Higher parental education is associated with better OHRQoL in adolescents (narrative synthesis; no pooled estimate or GRADE rating).

1 finding from 1 review
  • Oral-health-related quality of life in adolescents: umbrella review. 2023 All outcomes
    Community/school/clinic settings; adolescents 10-19 years; included reviews conducted in multiple countries
    Adolescents from families with higher incomes and higher levels of maternal education have better OHRQoL scores [34]. Children from families with high income, parental education and family economy had better OHRQoL [42].
    Studies not reported
    GRADE not reported

Malocclusion vs Absence/lower severity of malocclusion

Oral health-related quality of life · Adolescents (10-19 years)

Malocclusion is associated with worse oral health-related quality of life in adolescents (narrative synthesis; no pooled estimate or GRADE rating).

1 finding from 1 review

Higher‐dose anticoagulants vs lower‐dose anticoagulants

Necessity for additional respiratory support · people hospitalised with COVID‐19

It is very uncertain whether higher‐dose anticoagulants changes necessity for additional respiratory support compared with lower‐dose anticoagulants (very low certainty).

1 finding from 1 review