Findings

What do systematic reviews say?

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

429 questions · 431 findings · 83 reviews

No studies found 89 · 20.6%GRADE not reported 34 · 7.9%Very low 93 · 21.6%Low 110 · 25.5%Moderate 79 · 18.3%High 26 · 6%

Cataract surgery with Hydrus microstent vs cataract surgery alone

Proportion of participants who required further glaucoma surgery, including laser · people with cataracts and open angle glaucoma, many of whom had mild or moderate glaucoma, which was well‐controlled with medication

Cataract surgery with Hydrus microstent may leads to lower proportion of participants who required further glaucoma surgery,… compared with cataract surgery alone (low certainty).

1 finding from 1 review

PPI plus usual care vs usual care alone or chronic obstructive pulmonary disease

Exacerbations · patients with chronic obstructive pulmonary disease

PPI plus usual care may leads to lower exacerbation rate (participants with one or more) study duration: 12… compared with usual care alone or chronic obstructive pulmonary disease (low certainty).

1 finding from 1 review

Er:YAG laser preparation combined with acid-etching vs Acid-etching (phosphoric acid)

Physiological stress indicators (heart rate, oxygen saturation) · Children (ages 6-12) receiving pit-and-fissure sealants

Heart rate and oxygen saturation did not differ significantly between laser-plus-acid and acid-etching (ungraded, single study).

1 finding from 1 review

Heated humidification + fixed CPAP vs fixed CPAP

Adverse events (machine tolerability outcomes) assessed as number of participants experiencing a blocked nose · adults with a diagnosis of sleep apnoea

Heated humidification + fixed CPAP may leads to lower adverse events (machine tolerability outcomes) assessed as number of… compared with fixed CPAP alone (low certainty).

1 finding from 1 review

IStent in combination with phacoemulsification vs phacoemulsification alone

Proportion of participants who were drop‐free · open‐angle glaucoma

It is very uncertain whether IStent in combination with phacoemulsification changes proportion of participants who were drop‐free compared with phacoemulsification alone (very low certainty).

1 finding from 1 review

WBRT with radiosensitisers (radiosen) vs WBRT

Brain tumour response rates: complete response (CR) and partial response (PR) combinedNo. of participants: 847(6 RCTs) · patients with newly diagnosed multiple brain metastases

WBRT with radiosensitisers (radiosen) showed no clear difference in brain tumour response rates: complete response (CR) and partial… compared with WBRT alone (high certainty).

1 finding from 1 review

WBRT with radiosensitisers (radiosen) vs WBRT

Overall survivalNo. of participants: 2631(8 RCTs) · patients with newly diagnosed multiple brain metastases

WBRT with radiosensitisers (radiosen) showed no clear difference in overall survivalNo. of participants: 2631(8 RCTs) compared with WBRT alone (moderate certainty).

1 finding from 1 review

Fixed‐dose combination aclidinium/formoterol vs aclidinium alone

Exacerbations requiring steroids or antibiotics or both: number of participants · patients with chronic obstructive pulmonary disease

Fixed‐dose combination aclidinium/formoterol showed no clear difference in exacerbations requiring steroids or antibiotics or both: number of… compared with aclidinium alone (moderate certainty).

1 finding from 1 review

Fixed‐dose combination aclidinium/formoterol vs aclidinium alone

Quality of life: number of participants with clinically significant improvement (≥ 4 units) in SGRQ total score · patients with chronic obstructive pulmonary disease

Fixed‐dose combination aclidinium/formoterol showed no clear difference in quality of life: number of participants with clinically significant… compared with aclidinium alone (moderate certainty).

1 finding from 1 review

Fixed‐dose combination aclidinium/formoterol vs aclidinium alone

Hospital admissions due to exacerbations: number of participants · patients with chronic obstructive pulmonary disease

Fixed‐dose combination aclidinium/formoterol showed no clear difference in hospital admissions due to exacerbations: number of participants compared with aclidinium alone (moderate certainty).

1 finding from 1 review

Fixed‐dose combination aclidinium/formoterol vs aclidinium alone

Improvement in symptoms: number of participants with clinically significant improvement: using TDI focal score (≥ 1 unit) · patients with chronic obstructive pulmonary disease

Fixed‐dose combination aclidinium/formoterol leads to higher improvement in symptoms: number of participants with clinically… compared with aclidinium alone (high certainty).

1 finding from 1 review

Fixed‐dose combination aclidinium/formoterol vs aclidinium alone

Adverse events (not including serious adverse events): number of participants · patients with chronic obstructive pulmonary disease

Fixed‐dose combination aclidinium/formoterol showed no clear difference in adverse events (not including serious adverse events): number of… compared with aclidinium alone (moderate certainty).

1 finding from 1 review