Findings

What do systematic reviews say?

3,429 questions · 3,558 findings · 436 reviews

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No studies found 660 · 18.5%GRADE not reported 375 · 10.5%Very low 727 · 20.4%Low 887 · 24.9%Moderate 709 · 19.9%High 200 · 5.6%

Interventions targeting multiple sources vs practice

Cardiovascular mortality · general population

The review found no eligible studies for this question.

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Interventions targeting multiple sources vs practice

Mortality (respiratory events) ‐ not reported · general population

The review found no eligible studies for this question.

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Interventions targeting multiple sources vs practice

Particulate matter (PM10) · general population

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Very low

Interventions targeting multiple sources vs practice

Fine particulate matter (PM2.5) · general population

The review found no eligible studies for this question.

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Interventions targeting multiple sources vs practice

Coarse particulate matter · general population

The review found no eligible studies for this question.

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Interventions targeting multiple sources vs practice

Combustion‐related particulate matter · general population

The review found no eligible studies for this question.

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Interventions targeting vehicular sources vs practice

Mortality (respiratory events) ‐ not reported · general population

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Low

Interventions targeting vehicular sources vs practice

Particulate matter (PM10) · general population

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Very low

Interventions targeting vehicular sources vs practice

Fine particulate matter (PM2.5) · general population

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Low

Interventions targeting vehicular sources vs practice

Coarse particulate matter · general population

The review found no eligible studies for this question.

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Interventions targeting vehicular sources vs practice

Combustion‐related particulate matter · general population

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Low

Interventions targeting industrial sources vs practice

All‐cause mortality · General population, as well as age‐specific subgroups (< 1 year; < 14 years; > 65 years)

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Low

Interventions targeting industrial sources vs practice

Cardiovascular mortality · General population, as well as age‐specific subgroups (< 1 year; < 14 years; > 65 years)

1 finding from 1 review

Interventions to reduce ambient particulate matter air pollution and their effect on health 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
Low

Intervention not reported

WORK PARTICIPATION · People with non‐specific low back pain presenting to healthcare, occupational, general or mixed populations Prognostic factor: Individual…

The intervention probably leads to higher WORK PARTICIPATION (moderate certainty).

1 finding from 1 review

Individual recovery expectations and prognosis of outcomes in non‐specific low back pain: prognostic factor review 2019 · Cochrane Headline outcomes only
OR 2.43 [1.64, 3.62]
16 studies · 4324 participants
Moderate

Intervention not reported

IMPORTANT RECOVERY · People with non‐specific low back pain presenting to healthcare, occupational, general or mixed populations Prognostic factor: Individual…

The intervention may leads to higher IMPORTANT RECOVERY (low certainty).

1 finding from 1 review

Individual recovery expectations and prognosis of outcomes in non‐specific low back pain: prognostic factor review 2019 · Cochrane Headline outcomes only
OR 1.89 [1.49, 2.41]
6 studies · 7265 participants
Low

Intervention not reported

FUNCTIONAL LIMITATIONS · People with non‐specific low back pain presenting to healthcare, occupational, general or mixed populations Prognostic factor: Individual…

It is very uncertain whether the intervention changes FUNCTIONAL LIMITATIONS (very low certainty).

1 finding from 1 review

Individual recovery expectations and prognosis of outcomes in non‐specific low back pain: prognostic factor review 2019 · Cochrane Headline outcomes only
OR 1.4 [0.85, 2.31]
6 studies · 1397 participants
Very low

Intervention not reported

PAIN INTENSITY · People with non‐specific low back pain presenting to healthcare, occupational, general or mixed populations Prognostic factor: Individual…

The intervention may leads to higher PAIN INTENSITY (low certainty).

1 finding from 1 review

Individual recovery expectations and prognosis of outcomes in non‐specific low back pain: prognostic factor review 2019 · Cochrane Headline outcomes only
OR 1.15 [1.08, 1.23]
5 studies · 1510 participants
Low

Intervention not reported

Survival to hospital discharge (1 study) · Participants: Healthcare workers delivering life‐saving emergency care in a hospital setting (obstetric/labour and delivery staff,…

1 finding from 1 review

The effects of interactive training of healthcare providers on the management of life‐threatening emergencies in… 2019 · Cochrane Headline outcomes only
no estimate extracted
30 participants
Low

Intervention not reported

Morbidity rate (3 studies) · Participants: Healthcare workers delivering life‐saving emergency care in a hospital setting (obstetric/labour and delivery staff,…

1 finding from 1 review

The effects of interactive training of healthcare providers on the management of life‐threatening emergencies in… 2019 · Cochrane Headline outcomes only
no estimate extracted
1778 participants
Very low

Intervention not reported

Protocol or guideline adherence (3 studies) · Participants: Healthcare workers delivering life‐saving emergency care in a hospital setting (obstetric/labour and delivery staff,…

1 finding from 1 review

The effects of interactive training of healthcare providers on the management of life‐threatening emergencies in… 2019 · Cochrane Headline outcomes only
no estimate extracted
156 participants
Very low