Evidence map›Paper›PMID 33380413›Full record

SynthesisBMJ global health2020

Effectiveness, safety and acceptability of medical abortion at home versus in the clinic: a systematic review and meta-analysis in response to COVID-19.

Katherine Gambir, Camille Garnsey, Kelly Ann Necastro, Thoai D Ngo

Abstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in BMJ global health, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

24 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Katherine GambirPoverty, Gender and Youth Program, Population Council, New York, New York, USA kgambir@gmail.com.ORCID 0000-0003-3491-0582
Camille GarnseyPoverty, Gender and Youth Program, Population Council, New York, New York, USA.
Kelly Ann NecastroDepartment of Psychiatry, Massachusetts General Hospital, Boston, Massachusetts, USA.
Thoai D NgoPoverty, Gender and Youth Program, Population Council, New York, New York, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIncreased access to home-based medical abortion may offer women a convenient, safe and effective abortion method, reduce burdens on healthcare systems and support social distancing during the COVID-19 pandemic. Home-based medical abortion is defined as any abortion where mifepristone, misoprostol or both medications are taken at home.

methodsA systematic review and meta-analysis of randomised controlled trials (RCTs) and non-randomised studies (NRSs) were conducted. We searched databases from inception to 10 July 2019 and 14 June 2020. Successful abortion was the main outcome of interest. Eligible studies were RCTs and NRSs studies with a concurrent comparison group comparing home versus clinic-based medical abortion. Risk ratios (RRs) and their 95% CIs were calculated. Estimates were calculated using a random-effects model. We used the Grading of Recommendations Assessment, Development and Evaluation approach to assess risk of bias by outcome and to evaluate the overall quality of the evidence.

resultsWe identified 6277 potentially eligible published studies. Nineteen studies (3 RCTs and 16 NRSs) were included with 11 576 women seeking abortion up to 9 weeks gestation. Neither the RCTs nor the NRS found any difference between home-based and clinic-based administration of medical abortion in having a successful abortion (RR 0.99, 95% CI 0.98 to 1.01, I

conclusionHome-based medical abortion is effective, safe and acceptable to women. This evidence should be used to expand women's abortion options and ensure access to abortion for women during COVID-19 and beyond. PROSPERO REGISTRATION NUMBER: CRD42020183171.

Indexed as

Abortion, InducedHome Care ServicesAdultCOVID-19FemaleHumansPandemicsPregnancySARS-CoV-2Young Adulthealth policypublic healthsystematic review

Identifiers

PMID33380413
PMCPMC7780419

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.