Findings

What do systematic reviews say?

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

3,018 questions · 3,100 findings · 369 reviews · Headline outcomes only

No studies found 774 · 25%GRADE not reported 108 · 3.5%Very low 727 · 23.5%Low 840 · 27.1%Moderate 474 · 15.3%High 177 · 5.7%

Active NRT vs placebo ‐ rs16969968 ‐ non‐Hispanic black or African American

Abstinence at end of treatment ‐ heterozygous or homozygous minor · people who smoke

Active NRT probably leads to lower abstinence at end of treatment ‐ heterozygous or homozygous minor compared with placebo ‐ rs16969968 ‐ non‐Hispanic black or African American (moderate certainty).

1 finding from 1 review

Active NRT vs placebo ‐ rs2036527 ‐ non‐Hispanic black or African American

6‐Month abstinence ‐ heterozygous or homozygous minor · people who smoke

Active NRT showed no clear difference in 6‐Month abstinence ‐ heterozygous or homozygous minor compared with placebo ‐ rs2036527 ‐ non‐Hispanic black or African American (moderate certainty).

1 finding from 1 review

Active NRT vs placebo ‐ rs2036527 ‐ non‐Hispanic black or African American

End of treatment ‐ heterozygous or homozygous minor · people who smoke

Active NRT showed no clear difference in end of treatment ‐ heterozygous or homozygous minor compared with placebo ‐ rs2036527 ‐ non‐Hispanic black or African American (moderate certainty).

1 finding from 1 review

Active NRT vs placebo ‐ DRD4 (exon 3 48 bp) ‐ non‐Hispanic white

6‐Month abstinence ‐ homozygous minor · people who smoke

It is very uncertain whether active NRT changes 6‐Month abstinence ‐ homozygous minor compared with placebo ‐ DRD4 (exon 3 48 bp) ‐ non‐Hispanic white (very low certainty).

1 finding from 1 review

Active NRT vs placebo ‐ DRD4 (exon 3 48 bp) ‐ non‐Hispanic white

End of treatment ‐ homozygous minor · people who smoke

Active NRT showed no clear difference in end of treatment ‐ homozygous minor compared with placebo ‐ DRD4 (exon 3 48 bp) ‐ non‐Hispanic white (low certainty).

1 finding from 1 review

Active NRT vs placebo ‐ rs1051730 ‐ non‐Hispanic white

Abstinence at end of treatment ‐ homozygous minor · people who smoke

Active NRT may leads to higher abstinence at end of treatment ‐ homozygous minor compared with placebo ‐ rs1051730 ‐ non‐Hispanic white (low certainty).

1 finding from 1 review

Summary of findings: modified Pomeroy partial salpingectomy vs electrocoagulation

Minor morbidity: total · women > 6 weeks postpartum requesting tubal sterilisation

Summary of findings: modified Pomeroy partial salpingectomy may leads to higher minor morbidity: total compared with electrocoagulation (low certainty).

1 finding from 1 review

Summary of findings: modified Pomeroy partial salpingectomy vs electrocoagulation

Minor morbidity: procedure‐related injuries with no additional operation · women > 6 weeks postpartum requesting tubal sterilisation

Summary of findings: modified Pomeroy partial salpingectomy showed no clear difference in minor morbidity: procedure‐related injuries with no additional… compared with electrocoagulation (moderate certainty).

1 finding from 1 review