Evidence map›Paper›PMID 36511352›Full record

ArticleThe British journal of surgery2023

Medical and surgical postoperative complications after breast conservation versus mastectomy in older women with breast cancer: Swedish population-based register study of 34 139 women.

Jana de Boniface, Robert Szulkin, Anna L V Johansson

Abstract read
In one paragraph

Article in The British journal of surgery, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 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

21 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  6. Advancement ofChinese herbal medicines · 2026
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  11. Pain and lymphedema characteristics of women with breast cancer-related lymphedema with and without type 2 diabetes mellitus.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2025
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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

3 authors.

Jana de BonifaceDepartment of Surgery, Capio St. Göran's Hospital, Stockholm, Sweden.ORCID 0000-0001-9518-0902
Robert SzulkinSDS Life Science, Danderyd, Sweden.
Anna L V JohanssonDepartment of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden.

Funding

Junior Clinical Investigator CAN 2017/1036Swedish Breast Cancer AssociationSwedish Research Council 2021-01657
6 · The paper itself

Abstract

backgroundMastectomy rates in breast cancer are higher in older patients. The aim was to compare postoperative complication rates after breast-conserving surgery (BCS) to mastectomy in women aged 70-79 and older than 80 years versus those aged 50-69 years, and to evaluate survival effects.

methodsThis population-based cohort included women aged 50 years and older with invasive breast cancer T1-3 N0-3 M0 operated on in Sweden 2008-2017. Major surgical and medical 30-day postoperative complications were assessed in adjusted logistic regression models. Overall survival was assessed in Cox models adjusted for clinical confounders, socio-economics, and comorbidity.

resultsOf 34 139 women, 8372 (24.5 per cent) were aged 70-79 years, 3928 (11.5 per cent) were 80 years of age or older, and 21 839 (64.0 per cent) were aged 50-69 years. Major surgical postoperative complications did not differ between age groups receiving equivalent surgery (BCS: 2.1 per cent and 2.0 per cent versus 2.1 per cent (P = 0.90); mastectomy: 4.6 per cent and 5.1 per cent versus 4.6 per cent (P = 0.49)). Major medical postoperative complications were higher in women aged >70 years than in women aged 50-69 years (BCS: 1.0 per cent and 2.3 per cent versus 0.4 per cent (P < 0.001); mastectomy: 3.1 per cent and 6.2 per cent versus 1.1 per cent (P < 0.001)), which persisted after adjustments. In women treated by mastectomy, major medical and surgical postoperative complications were associated with worse overall survival in all but the middle age group.

conclusionMastectomy has higher medical and surgical postoperative complication rates than BCS. Major medical postoperative complications increase significantly with age. Major postoperative complications are associated with worse survival after mastectomy, which should be used with caution in older women.

Indexed as

Breast NeoplasmsAgedAged, 80 and overFemaleHumansMastectomyMastectomy, SegmentalMiddle AgedPostoperative ComplicationsSweden

Identifiers

PMID36511352
PMCPMC10364521

What OpenQuestion holds

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Registered trials

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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.