Findings

What do systematic reviews say?

1,271 questions · 1,326 findings · 329 reviews

Sort:Best matchNewest Highest certainty Download CSV

No studies found 247 · 18.6%GRADE not reported 237 · 17.9%Very low 379 · 28.6%Low 285 · 21.5%Moderate 141 · 10.6%High 37 · 2.8%

Any combination of two or more drugs vs placebo or other comparators, or both,

Number of participants experiencing any serious adverse events · adults with fibromyalgia

1 finding from 1 review

Combination pharmacotherapy for the treatment of fibromyalgia in adults 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Very low

Any combination of two or more drugs vs placebo or other comparators, or both,

Withdrawals due to adverse events · adults with fibromyalgia

1 finding from 1 review

Combination pharmacotherapy for the treatment of fibromyalgia in adults 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Very low

Breastfeeding for more than 12 months vs Not breastfed at the same age

Early childhood caries (ECC) · Children younger than 71 months (under 6 years)

Breastfeeding for more than 12 months is associated with higher ECC prevalence (low certainty).

1 finding from 1 review

Risk of Early Childhood Dental Caries Associated With Prolonged Breastfeeding: A Systematic Review and Meta-Analysis. 2025 All outcomes
More than 12 months
OR 1.86 [1.48, 2.35]
13 studies
Low

Breastfeeding for more than 24 months vs Not breastfed at the same age

Early childhood caries (ECC) · Children younger than 71 months (under 6 years)

Breastfeeding for more than 24 months is associated with higher ECC prevalence (low certainty).

1 finding from 1 review

Risk of Early Childhood Dental Caries Associated With Prolonged Breastfeeding: A Systematic Review and Meta-Analysis. 2025 All outcomes
More than 24 months
OR 2.99 [1.03, 8.67]
4 studies
Low

Summary of findings table ‐ More time vs less time

ADL outcome · rehabilitation vs less time spent

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
19 studies · 864 participants
Very low

Summary of findings table ‐ More time vs less time

Motor impairment measures of the upper limb (upper limb impairment) · rehabilitation (medium‐term outcomes)

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 115 participants
Very low

Summary of findings table ‐ More time vs less time

Motor impairment measures of the lower limb (lower limb impairment) · rehabilitation (medium‐term outcomes)

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
1 study · 37 participants
Very low

Summary of findings table ‐ More time vs less time

Serious adverse events/death: medium‐term outcomes · rehabilitation (medium‐term outcomes)

It is very uncertain whether summary of findings table ‐ More time changes serious adverse events/death: medium‐term outcomes compared with less time (very low certainty).

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
RR 1.32 [0.63, 2.76]
3 studies · 344 participants
Very low

Summary of findings table ‐ More time vs less time

ADL outcome · rehabilitation (long‐term outcomes)

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
1 study · 67 participants
Low

Summary of findings table ‐ More time vs less time

Activity measures of the lower limb (lower limb activity) · rehabilitation (long‐term outcomes)

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
1 study · 67 participants
Low

Summary of findings table ‐ More time vs less time

Motor impairment measures of the upper limb (upper limb impairment) · rehabilitation (long‐term outcomes)

The review found no eligible studies for this question.

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings table ‐ More time vs less time

Motor impairment measures of the lower limb (lower limb impairment) · rehabilitation (long‐term outcomes)

The review found no eligible studies for this question.

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings table ‐ More time vs less time

Serious adverse events/death: long‐term outcomes ‐ not reported · rehabilitation (long‐term outcomes)

The review found no eligible studies for this question.

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings table ‐ More time vs less time

Activity measures of the upper limb (upper limb activity) · rehabilitation vs less time spent

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
18 studies · 426 participants
Very low

Summary of findings table ‐ More time vs less time

Activity measures of the lower limb (lower limb activity) · rehabilitation vs less time spent

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 425 participants
Low

Summary of findings table ‐ More time vs less time

Motor impairment measures of the upper limb (upper limb impairment) · rehabilitation vs less time spent

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
12 studies · 287 participants
Low

Summary of findings table ‐ More time vs less time

Motor impairment measures of the lower limb (lower limb impairment) · rehabilitation vs less time spent

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
1 study · 51 participants
Very low

Summary of findings table ‐ More time vs less time

Serious adverse events/death · rehabilitation vs less time spent

Summary of findings table ‐ More time showed no clear difference in serious adverse events/death compared with less time (low certainty).

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
RR 1.2 [0.51, 2.85]
2 studies · 379 participants
Low

Summary of findings table ‐ More time vs less time

ADL outcome · rehabilitation (medium‐term outcomes)

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
12 studies · 673 participants
Very low

Summary of findings table ‐ More time vs less time

Activity measures of the upper limb (upper limb activity) · rehabilitation (medium‐term outcomes)

1 finding from 1 review

The effect of time spent in rehabilitation on activity limitation and impairment after stroke 2021 · Cochrane Headline outcomes only
no estimate extracted
9 studies · 218 participants
Very low