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Search review questions
Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Every word you type has to appear somewhere in the question, and the closest matches are ranked first.
75,239 questions in 5,342 reviews
current versionsNo studies 15,213 · 20.2%Ungraded 10,323 · 13.7%Very low 17,528 · 23.3%Low 17,951 · 23.9%Moderate 11,190 · 14.9%High 3,034 · 4%
Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.
| Question | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Studies focused only on enhanced communication, without clarification of values and preferences, vs control Knowledge of all the options*** · women aged 40 to 75 years old at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | MD 1.14 [0.61, 1.62] | 4 studies · 2510 participants | High |
Studies focused only on enhanced communication, without clarification of values and preferences, vs control Adherence to the chosen option · women aged 40 to 75 years old at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Studies focused only on enhanced communication, without clarification of values and preferences, vs control Choice of an option aligned with each woman’s values and preferences · women aged 40 to 75 years old at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Shared decision‐making (all components) vs control Confidence in the decision made · women aged 40 to 75 years at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Studies focused only on enhanced communication, without clarification of values and preferences, vs control Woman's involvement · women aged 40 to 75 years old at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Studies focused only on enhanced communication, without clarification of values and preferences, vs control Mental health outcomes · women aged 40 to 75 years old at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | MD 0.33 | 2 studies · 1193 participants | High |
Shared decision‐making (all components) vs control Knowledge of all the options · women aged 40 to 75 years at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | RR 1.18 [0.61, 2.28] | 1 study · 133 participants | Very low |
Shared decision‐making (all components) vs control Adherence to the chosen option · women aged 40 to 75 years at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Shared decision‐making (all components) vs control Choice of an option aligned with each woman’s values and preferences · women aged 40 to 75 years at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Shared decision‐making (all components) vs control Woman's involvement · women aged 40 to 75 years at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Shared decision‐making (all components) vs control Mental health outcomes · women aged 40 to 75 years at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Some components of shared decision‐making, including clarification of values and preferences, vs control Satisfaction with the decision‐making process · women aged 38 to 71 years at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | NR | No studies |
Some components of shared decision‐making, including clarification of values and preferences, vs control Confidence in the decision made · women aged 38 to 71 years at average to moderate risk of breast cancer Shared decision‐making for supporting women’s decisions about breast cancer screening (2024) · Cochrane | no estimate extracted | 4 studies · 1714 participants | Very low |
Summary of findings table ‐ Vitamin B12 supplementation vs placebo/no vitamin B12 supplementation Maternal anaemia · pregnant women Vitamin B12 supplementation during pregnancy for maternal and child health outcomes (2024) · Cochrane | RR 1.08 [0.93, 1.26] | 2 studies · 284 participants | Very low |
Summary of findings table ‐ Vitamin B12 supplementation vs placebo/no vitamin B12 supplementation Maternal vitamin B12 deficiency · pregnant women Vitamin B12 supplementation during pregnancy for maternal and child health outcomes (2024) · Cochrane | RR 0.38 [0.28, 0.51] | 2 studies · 272 participants | Very low |
Summary of findings table ‐ Vitamin B12 supplementation vs placebo/no vitamin B12 supplementation Spontaneous abortion or miscarriage · pregnant women Vitamin B12 supplementation during pregnancy for maternal and child health outcomes (2024) · Cochrane | no estimate extracted | 2 studies · 448 participants | Very low |
Summary of findings table ‐ Vitamin B12 supplementation vs placebo/no vitamin B12 supplementation Low birthweight (< 2500 g) · pregnant women Vitamin B12 supplementation during pregnancy for maternal and child health outcomes (2024) · Cochrane | RR 1.5 [0.93, 2.43] | 2 studies · 334 participants | Low |
Summary of findings table ‐ Vitamin B12 supplementation vs placebo/no vitamin B12 supplementation Preterm birth (< 37 weeks) · pregnant women Vitamin B12 supplementation during pregnancy for maternal and child health outcomes (2024) · Cochrane | RR 0.97 [0.55, 1.74] | 2 studies · 340 participants | Low |
Summary of findings table ‐ Vitamin B12 supplementation vs placebo/no vitamin B12 supplementation Child cognitive outcomes · pregnant women Vitamin B12 supplementation during pregnancy for maternal and child health outcomes (2024) · Cochrane | no estimate extracted | 1 study · 178 participants | Low |
Summary of findings table ‐ Vitamin B12 supplementation vs placebo/no vitamin B12 supplementation Neural tube defects ‐ not reported · pregnant women Vitamin B12 supplementation during pregnancy for maternal and child health outcomes (2024) · Cochrane | no estimate extracted | NR | No studies |
Intrauterine injection of autologous platelet‐rich plasma vs no intervention Live birth (or ongoing pregnancy) · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 1.1 [0.38, 3.14] | 1 study · 94 participants | Very low |
Intrauterine infusion/injection of autologous platelet‐rich plasma vs no intervention or placebo Adverse events: preterm delivery · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 8.02 [1.72, 37.33] | 1 study · 120 participants | Low |
Intrauterine infusion of autologous platelet‐rich plasma vs intrauterine infusion of granulocyte colony‐stimulating factor Live birth (or ongoing pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 0.88 [0.43, 1.81] | 1 study · 132 participants | Very low |
Intrauterine infusion of autologous platelet‐rich plasma vs intrauterine infusion of granulocyte colony‐stimulating factor Miscarriage · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 1.94 [0.63, 5.96] | 1 study · 132 participants | Very low |
Intrauterine infusion of autologous platelet‐rich plasma vs intrauterine infusion of granulocyte colony‐stimulating factor Clinical pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 1.24 [0.66, 2.35] | 2 studies · 172 participants | Very low |
Intrauterine infusion of autologous platelet‐rich plasma vs intrauterine infusion of granulocyte colony‐stimulating factor Adverse events · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | no estimate extracted | NR | No studies |
Intraovarian injection of autologous platelet‐rich plasma vs no intervention Ongoing pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 1.09 [0.33, 3.63] | 1 study · 73 participants | Very low |
Intraovarian injection of autologous platelet‐rich plasma vs no intervention Miscarriage · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | no estimate extracted | NR | No studies |
Intraovarian injection of autologous platelet‐rich plasma vs no intervention Clinical pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 0.9 [0.31, 2.6] | 1 study · 73 participants | Very low |
Intraovarian injection of autologous platelet‐rich plasma vs no intervention Adverse events · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | no estimate extracted | NR | No studies |
Intrauterine injection of autologous platelet‐rich plasma vs no intervention Miscarriage · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 0.96 [0.13, 7.09] | 1 study · 94 participants | Very low |
Intrauterine injection of autologous platelet‐rich plasma vs no intervention Clinical pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 1.55 [0.64, 3.76] | 1 study · 94 participants | Very low |
Intrauterine injection of autologous platelet‐rich plasma vs no intervention Adverse events: ectopic pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 2.94 [0.12, 73.95] | 1 study · 94 participants | Very low |
Intrauterine infusion/injection of autologous platelet‐rich plasma vs no intervention or placebo Live birth (or ongoing pregnancy) · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 2.38 [1.16, 4.86] | 6 studies · 564 participants | Very low |
Intrauterine infusion/injection of autologous platelet‐rich plasma vs no intervention or placebo Miscarriage · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 1.54 [0.59, 4.01] | 5 studies · 504 participants | Very low |
Intrauterine infusion/injection of autologous platelet‐rich plasma vs no intervention or placebo Clinical pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 2.22 [1.5, 3.27] | 9 studies · 824 participants | Very low |
Intrauterine infusion/injection of autologous platelet‐rich plasma vs no intervention or placebo Adverse events: multiple pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 2.68 [0.81, 8.88] | 2 studies · 240 participants | Very low |
Intrauterine infusion/injection of autologous platelet‐rich plasma vs no intervention or placebo Adverse events: ectopic pregnancy · women undergoing assisted reproduction Autologous platelet‐rich plasma for assisted reproduction (2024) · Cochrane | OR 2.94 [0.12, 73.95] | 1 study · 94 participants | Very low |
Summary of findings: Any alternative model of care vs usual care Emergency department (ED) visits: proportion of residents with at least one ED visit at longest · residents of aged care facilities Models for delivery and co‐ordination of primary or secondary health care (or both) to older adults living… (2024) · Cochrane | RR 1.01 [0.84, 1.2] | 7 studies · 1276 participants | Low |
Summary of findings: Any alternative model of care vs usual care Unplanned hospital admissions: proportion of residents with at least one unplanned hospital admission at longest · residents of aged care facilities Models for delivery and co‐ordination of primary or secondary health care (or both) to older adults living… (2024) · Cochrane | RR 0.74 [0.56, 0.99] | 8 studies · 1263 participants | Low |
Summary of findings: Any alternative model of care vs usual care Adverse events/falls: proportion of residents with a fall at longest · residents of aged care facilities Models for delivery and co‐ordination of primary or secondary health care (or both) to older adults living… (2024) · Cochrane | RR 1.15 [0.83, 1.6] | 3 studies · 1061 participants | Very low |
Summary of findings: Any alternative model of care vs usual care Adherence to clinical guideline‐recommended care: proportion of residents with adequate antidepressant therapy at longest · residents of aged care facilities Models for delivery and co‐ordination of primary or secondary health care (or both) to older adults living… (2024) · Cochrane | RR 5.29 [1.08, 26] | 1 study · 65 participants | Very low |
Summary of findings: Any alternative model of care vs usual care Health‐related quality of life (mean difference) at longest · residents of aged care facilities Models for delivery and co‐ordination of primary or secondary health care (or both) to older adults living… (2024) · Cochrane | MD 0.016 | 12 studies · 4016 participants | Low |
Summary of findings: Any alternative model of care vs usual care Mortality: proportion of residents who died at longest · residents of aged care facilities Models for delivery and co‐ordination of primary or secondary health care (or both) to older adults living… (2024) · Cochrane | RR 1.03 [0.92, 1.16] | 24 studies · 3881 participants | Moderate |
Summary of findings: Any alternative model of care vs usual care Resource use: cost‐effectiveness evaluations (6 to 21 months) · residents of aged care facilities Models for delivery and co‐ordination of primary or secondary health care (or both) to older adults living… (2024) · Cochrane | no estimate extracted | 5 studies · 2341 participants | Very low |
Summary of findings table ‐ Psychosocial intervention vs control Mental well‐being at study endpoint · promoting the mental health of people living in LMICs affected by humanitarian crises (children) Psychological and social interventions for the promotion of mental health in people living in low‐ and… (2024) · Cochrane | no estimate extracted | 3 studies · 3378 participants | Very low |
Summary of findings table ‐ Psychosocial intervention vs control Functioning at · promoting the mental health of people living in LMICs affected by humanitarian crises (adults) Psychological and social interventions for the promotion of mental health in people living in low‐ and… (2024) · Cochrane | no estimate extracted | NR | No studies |
Summary of findings table ‐ Psychosocial intervention vs control Prosocial behaviour at study endpoint ‐ not measured · promoting the mental health of people living in LMICs affected by humanitarian crises (adults) Psychological and social interventions for the promotion of mental health in people living in low‐ and… (2024) · Cochrane | no estimate extracted | NR | No studies |
Summary of findings table ‐ Psychosocial intervention vs control Prosocial behaviour at · promoting the mental health of people living in LMICs affected by humanitarian crises (adults) Psychological and social interventions for the promotion of mental health in people living in low‐ and… (2024) · Cochrane | no estimate extracted | NR | No studies |
Summary of findings table ‐ Psychosocial intervention vs control Mental well‐being at · promoting the mental health of people living in LMICs affected by humanitarian crises (children) Psychological and social interventions for the promotion of mental health in people living in low‐ and… (2024) · Cochrane | no estimate extracted | 1 study · 258 participants | Very low |