Evidence map›Paper›PMID 29273648›Full record

Observational studyBMJ open2017

Determinants of completion of advance directives: a cross-sectional comparison of 649 outpatients from private practices versus 2158 outpatients from a university clinic.

Jochen Pfirstinger, Bernhard Bleyer, Christian Blum, Michael Rechenmacher, Christoph H Wiese, Hans Gruber

Abstract readComparative StudyObservational Study
In one paragraph

Observational study in BMJ open, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–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

7 citing papers in PubMed.

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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

6 authors.

Jochen PfirstingerDepartment of Internal Medicine II, St. Marien Hospital Amberg, Amberg, Germany.
Bernhard BleyerInstitute of Sustainability, Ostbayerische Technische Hochschule Amberg-Weiden, Amberg, Germany.
Christian BlumDepartment of Educational Science, University of Regensburg, Regensburg, Germany.
Michael RechenmacherDepartment of Hematology, Regensburg University Hospital, Regensburg, Germany.
Christoph H WieseDepartment of Anaesthesiology, Regensburg University Hospital, Regensburg, Germany.
Hans GruberDepartment of Educational Science, University of Regensburg, Regensburg, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo compare outpatients from private practices and outpatients from a university clinic regarding the determinants of completion of advance directives (AD) in order to generalise results of studies from one setting to the other. Five determinants of completion of AD were studied: familiarity with AD, source of information about AD, prior experiences with own life-threatening diseases or family members in need of care and motives in favour and against completion of AD.

designObservational cross-sectional study.

settingPrivate practices and a university clinic in Germany in 2012.

participants649 outpatients from private practices and 2158 outpatients from 10 departments of a university clinic. OUTCOME MEASURES: Completion of AD, familiarity with AD, sources of information about AD (consultation), prior experiences (with own life-threatening disease and family members in need of care), motives in favour of or against completion of AD, sociodemographic data.

resultsDeterminants of completion of AD did not differ between outpatients from private practices versus university clinic outpatients. Prior experience with severe disease led to a significantly higher rate of completion of AD (33%/36% with vs 24%/24% without prior experience). Participants with completion of AD had more often received legal than medical consultation before completion, but participants without completion of AD are rather aiming for medical consultation. The motives in favour of or against completion of AD indicated inconsistent patterns.

conclusionsDeterminants of completion of AD are comparable in outpatients from private practices and outpatients from a university clinic. Generalisations from university clinic samples towards a broader context thus seem to be legitimate. Only one-third of patients with prior experience with own life-threatening diseases or family members in need of care had completed an AD as expression of their autonomous volition. The participants' motives for or against completion of AD indicate that ADs are considered a kind of 'negative autonomy' as instruments to prevent particular forms of therapy. Interactive, repeated and situation-based AD discussions might reach a higher percentage of patients and concurrently enable personal volitions and thereby strengthen individual 'positive autonomy'.

Indexed as

Academic Medical CentersOutpatientsPrivate PracticeAdultAdvance DirectivesAgedCross-Sectional StudiesFemaleGermanyHumansMaleMiddle AgedSurveys and Questionnairesadvance care planningadvance directiveend-of-life decisionsliving willpatient autonomy

Identifiers

PMID29273648
PMCPMC5778305

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.