Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,809 questions · 1,956 findings · 194 reviews

No studies found 422 · 21.6%GRADE not reported 427 · 21.8%Very low 353 · 18%Low 397 · 20.3%Moderate 293 · 15%High 64 · 3.3%

Combined oral contraceptive pill vs levonorgestrel intrauterine system

Adverse effects ‐ Any adverse events · heavy menstrual bleeding

It is very uncertain whether combined oral contraceptive pill changes adverse effects ‐ Any adverse events compared with levonorgestrel‐releasing intrauterine system (very low certainty).

1 finding from 1 review

Multinutrient supplements (oral) vs control

Participants with complications (e.g. pressure sore, chest infection) at end of study · Older people undergoing hip fracture aftercare

Multinutrient supplements (oral) may leads to lower participants with complications (e.g. pressure sore, chest… compared with control (low certainty).

1 finding from 1 review

Multinutrient supplements (oral) vs control

Disability (unfavourable outcomes: death, vegetative state, severe disability; GOS 1‐3) at end of scheduled · Older people undergoing hip fracture aftercare

It is very uncertain whether multinutrient supplements (oral) changes unfavourable outcome 7 by end of study compared with control (very low certainty).

1 finding from 1 review

Multinutrient supplements (oral) vs control

Putative side effects of treatment (e.g. vomiting and diarrhoea) · Older people undergoing hip fracture aftercare

It is very uncertain whether multinutrient supplements (oral) changes putative side effects of treatment (e.g. vomiting and diarrhoea) compared with control (very low certainty).

1 finding from 1 review

Oral gabapentin vs placebo

Withdrawals due to adverse events · Adult patients aged >=18 years, clinically or radiographically diagnosed with TMD (McNeill 1997 criteria); moderate to severe pain of…
1 finding from 1 review