Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,228 questions · 1,245 findings · 383 reviews

No studies found 403 · 32.4%GRADE not reported 128 · 10.3%Very low 385 · 30.9%Low 232 · 18.6%Moderate 81 · 6.5%High 16 · 1.3%

Methylphenidate vs placebo or no intervention

Adverse events considered non‐serious (penicillin versus doxycycline) · Children and adolescents with ADHD

It is very uncertain whether methylphenidate changes proportion of participants with one or more adverse events… compared with placebo or no intervention (very low certainty).

1 finding from 1 review

Exercise vs no intervention

Withdrawals due to adverse events · adults with ankylosing spondylitis

Exercise programmes showed no clear difference in withdrawals because of adverse events Exercise programme duration:… compared with no intervention (low certainty).

1 finding from 1 review

An extended antiretroviral regimen administered to mothers for 28 weeks vs 1 week of antiretroviral prophylaxis

Infants with Severe Adverse Events · HIV‐infected mothers and their breastfeeding infants

An extended antiretroviral regimen administered to mothers for 28… showed no clear difference in infants with Severe Adverse Events compared with 1 week of antiretroviral prophylaxis (low certainty).

1 finding from 1 review

An extended antiretroviral regimen administered to mothers for 28 weeks vs 1 week of antiretroviral prophylaxis

Mothers with Severe Adverse Events · HIV‐infected mothers and their breastfeeding infants

An extended antiretroviral regimen administered to mothers for 28… may leads to higher mothers with Severe Adverse Events compared with 1 week of antiretroviral prophylaxis (low certainty).

1 finding from 1 review

An extended NVP regimen administered to infants for 28 weeks vs 1 week of antiretroviral prophylaxis

Infants with Severe Adverse Events · Breastfeeding infants of HIV‐infected mothers

An extended NVP regimen administered to infants for 28 weeks showed no clear difference in infants with Severe Adverse Events compared with 1 week of antiretroviral prophylaxis (low certainty).

1 finding from 1 review

A once‐daily NVP regimen administered for 6 months vs a once‐daily NVP regimen administered

Infants with Severe Adverse Events · Breastfeeding infants of HIV‐infected mothers

A once‐daily NVP regimen administered for 6 months showed no clear difference in infants with Severe Adverse Events compared with a once‐daily NVP regimen administered (high certainty).

1 finding from 1 review

An extended antiretroviral regimen administered to mothers for 28 weeks vs an extended NVP regimen administered to infants

Infants with Severe Adverse Events · HIV‐infected mothers and their breastfeeding infants

An extended antiretroviral regimen administered to mothers for 28… showed no clear difference in infants with Severe Adverse Events compared with an extended NVP regimen administered to infants (low certainty).

1 finding from 1 review

An extended antiretroviral regimen administered to mothers for 28 weeks vs an extended NVP regimen administered to infants

Mothers with Severe Adverse Events · HIV‐infected mothers and their breastfeeding infants

An extended antiretroviral regimen administered to mothers for 28… may leads to higher mothers with Severe Adverse Events compared with an extended NVP regimen administered to infants (low certainty).

1 finding from 1 review