Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,815 questions · 6,211 findings · 638 reviews · Headline outcomes only

No studies found 1,052 · 16.9%GRADE not reported 441 · 7.1%Very low 1,700 · 27.4%Low 1,651 · 26.6%Moderate 1,070 · 17.2%High 297 · 4.8%

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The LNG‐IUS with endometrial surveillance vs endometrial surveillance alone

Breast cancer recurrence · endometrial protection in women with breast cancer on adjuvant tamoxifen

The LNG‐IUS with endometrial surveillance showed no clear difference in breast cancer recurrence compared with endometrial surveillance alone (moderate certainty).

1 finding from 1 review

The LNG‐IUS with endometrial surveillance vs endometrial surveillance alone

Breast Cancer‐related Death · endometrial protection in women with breast cancer on adjuvant tamoxifen

The LNG‐IUS with endometrial surveillance showed no clear difference in breast cancer‐related death compared with endometrial surveillance alone (moderate certainty).

1 finding from 1 review

Descemet’s membrane endothelial keratoplasty (DMEK) vs Descemet’s stripping automated endothelial keratoplasty (DSAEK)

Corneal graft dislocation any time pointa · participants/eyes with corneal endothelial failure

Descemet’s membrane endothelial keratoplasty (DMEK) may leads to higher corneal graft dislocation any time pointa compared with descemet’s stripping automated endothelial keratoplasty (DSAEK) (low certainty).

1 finding from 1 review

Pay for performance (P4P) plus existing payment methods vs existing payment methods

Quantity of service provision (dichotomous) ‐ child immunisation status up‐to‐date · healthcare providers working in outpatient healthcare settings

Pay for performance (P4P) plus existing payment methods probably leads to higher quantity of service provision (dichotomous) ‐ child immunisation… compared with existing payment methods (moderate certainty).

1 finding from 1 review

Pay for performance (P4P) plus existing payment methods vs existing payment methods

Quantity of service provision (continuous) ‐ immunisation rates for patients aged 65 years or older · healthcare providers working in outpatient healthcare settings

It is very uncertain whether pay for performance (P4P) plus existing payment methods changes quantity of service provision (continuous) ‐ immunisation rates for… compared with existing payment methods (very low certainty).

1 finding from 1 review

Pay for performance (P4P) plus existing payment methods vs existing payment methods

Quantity of service provision (continuous) ‐ number of detailed disease‐related consultation services per 100 prescriptions · healthcare providers working in outpatient healthcare settings

Pay for performance (P4P) plus existing payment methods may leads to higher quantity of service provision (continuous) ‐ number of detailed… compared with existing payment methods (low certainty).

1 finding from 1 review

Pay for performance (P4P) plus existing payment methods vs existing payment methods

Quality of service provision ‐ physician prescribing practices · healthcare providers working in outpatient healthcare settings

Pay for performance (P4P) plus existing payment methods may leads to higher quality of service provision ‐ physician prescribing practices compared with existing payment methods (low certainty).

1 finding from 1 review

Pay for performance (P4P) plus existing payment methods vs existing payment methods

Patient outcomes ‐ reduction in blood pressure · healthcare providers working in outpatient healthcare settings

It is very uncertain whether pay for performance (P4P) plus existing payment methods changes patient outcomes ‐ reduction in blood pressure compared with existing payment methods (very low certainty).

1 finding from 1 review

Pay for performance (P4P) plus existing payment methods vs existing payment methods

Quality of service provision and patient outcomes ‐ blood pressure management · healthcare providers working in outpatient healthcare settings

Pay for performance (P4P) plus existing payment methods may leads to higher quality of service provision and patient outcomes ‐ blood pressure… compared with existing payment methods (low certainty).

1 finding from 1 review