Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

990 questions · 1,028 findings · 131 reviews · Headline outcomes only

No studies found 292 · 28.4%GRADE not reported 55 · 5.4%Very low 276 · 26.8%Low 240 · 23.3%Moderate 147 · 14.3%High 18 · 1.8%

Multiple methods of breastfeeding support (including social, educational and/or physical support) vs usual care

Breastfeeding · pregnant or lactating women who were overweight or obese

It is very uncertain whether multiple methods of breastfeeding support (including social,… changes any breastfeeding at 6 months compared with usual care (very low certainty).

2 findings from 1 review

Multiple methods of breastfeeding support (including social, educational and/or physical support) vs usual care

Non‐initiation of breastfeeding · pregnant or lactating women who were overweight or obese

It is very uncertain whether multiple methods of breastfeeding support (including social,… changes non‐initiation of breastfeeding compared with usual care (very low certainty).

1 finding from 1 review

Multiple methods of breastfeeding support (including social, educational and/or physical support) vs usual care

Exclusive breastfeeding at 4‐6 weeks · pregnant or lactating women who were overweight or obese

It is very uncertain whether multiple methods of breastfeeding support (including social,… changes exclusive breastfeeding at 4‐6 weeks compared with usual care (very low certainty).

1 finding from 1 review

Multiple methods of breastfeeding support (including social, educational and/or physical support) vs usual care

Exclusive breastfeeding at 6 months · pregnant or lactating women who were overweight or obese

It is very uncertain whether multiple methods of breastfeeding support (including social,… changes exclusive breastfeeding at 6 months compared with usual care (very low certainty).

1 finding from 1 review

Follow‐up integrating additional patient symptom education or monitoring, or survivorship care plans vs usual care

Overall survival · adult cancer survivors from the following cancer sites: breast, colorectal, endometrial, ovarian and prostate cancer

The review found no eligible studies for this question.

1 finding from 1 review

Follow‐up integrating additional patient symptom education or monitoring, or survivorship care plans vs usual care

Time to detection of recurrence · adult cancer survivors from the following cancer sites: breast, colorectal, endometrial, ovarian and prostate cancer

The review found no eligible studies for this question.

1 finding from 1 review

Primary care physician alerting system and a patient‐directed intervention (education and reminder to see their primary care physician) vs usual care

Bone mineral density · General practitioners/family doctors involved in the management of patients with osteoporosis

Primary care physician alerting system and a patient‐directed… leads to higher bone Mineral Density 1 compared with standard care (high certainty).

1 finding from 1 review

Primary care physician alerting system and a patient‐directed intervention (education and reminder to see their primary care physician) vs usual care

Osteoporosis medication 2 · General practitioners/family doctors involved in the management of patients with osteoporosis

Primary care physician alerting system and a patient‐directed… leads to higher osteoporosis medication 2 compared with standard care (high certainty).

1 finding from 1 review

Perinatal death review and audit as part of an intervention package including an educational outreach visit and morbidity/mortality conferences vs no intervention

Perinatal mortality rate (overall) (at month 12–26) · births

Perinatal death review and audit as part of an intervention package… showed no clear difference in perinatal mortality rate (overall) (at month 12–26) compared with no intervention (low certainty).

1 finding from 1 review

Perinatal death review and audit as part of an intervention package including an educational outreach visit and morbidity/mortality conferences vs no intervention

Proportion of perinatal deaths related to suboptimal carec (at months 12–26) · births

It is very uncertain whether perinatal death review and audit as part of an intervention package… changes proportion of perinatal deaths related to suboptimal carec (at… compared with no intervention (very low certainty).

1 finding from 1 review

Perinatal death review and audit as part of an intervention package including an educational outreach visit and morbidity/mortality conferences vs no intervention

Mortality measured by mortality rates including failure‐to‐rescuerates (3a) Stillbirth · births

The review found no eligible studies for this question.

1 finding from 1 review

Perinatal death review and audit as part of an intervention package including an educational outreach visit and morbidity/mortality conferences vs no intervention

Proportion of perinatal morbidity cases related to suboptimal carec (at months 12–26) · births

Perinatal death review and audit as part of an intervention package… probably leads to lower proportion of perinatal morbidity cases related to suboptimal carec… compared with no intervention (moderate certainty).

1 finding from 1 review