Evidence map›Paper›PMID 21842614›Full record

ArticleDialogues in clinical neuroscience2011

Ethical issues in naturalistic versus controlled trials.

Hanfried Helmchen

Abstract read
In one paragraph

Article in Dialogues in clinical neuroscience, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Evidence mapping based on systematic reviews of therapeutic interventions for soft tissue sarcomas.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2019
    Review
  2. Proposed criteria for schizophrenia remission.Neuropsychiatric disease and treatment · 2014
    Article
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

1 author.

Hanfried HelmchenPsychiatry and Psychotherapy Clinic, Charité - Universitätsmedizin Berlin, Germany. hanfried.helmchen@charite.de

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ethical core issues in research with human subjects are related to informed consent and risk-benefit assessment. This is valid for all types of studies. However, there has been much greater focus of ethical considerations on controlled clinical trials than on naturalistic trials, probably because the former are interventional in nature and may have unknown and perhaps severe somatic risks, whereas naturalistic studies seem not to intervene but only to observe, and therefore are assumed to have fewer or almost no risks. However, there are also ethical implications in naturalistic trials, although their weight is differently accentuated, more with potential, more with potential psychological burdens of the observational procedures and more with potential physical risks in interventional trials. This will be elaborated with examples of placebo-controlled trials and of incidental findings in screenings, of marketing influences on observational studies, and of psychological burdens by survey interviews. The ethical implications will be analyzed within a more general framework. Finally, recommendations will be offered.

Indexed as

Ethics, ResearchClinical Trials as TopicEvidence-Based MedicineHumansMental DisordersReproducibility of ResultsRisk Assessment

Identifiers

PMID21842614
PMCPMC3182002

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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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.