Evidence map›Paper›PMID 28351399›Full record

Trial reportBMC complementary and alternative medicine2017

Effects of hyperthermic baths on depression, sleep and heart rate variability in patients with depressive disorder: a randomized clinical pilot trial.

Johannes Naumann, Julian Grebe, Sonja Kaifel, Tomas Weinert, Catharina Sadaghiani, Roman Huber

Registry-linked trialOpen access · goldAbstract readRandomized Controlled Trial
In one paragraph

Trial report in BMC complementary and alternative medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07564440 (Clinical and Biological Safety Study of the BTT Hyperthermia in Adult Subjects), which is not on this map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.6field-weighted citation impact, top 7% of its field
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.

NCT07564440 naenrolling by invitationnot on this mapstarted 2026, after this paper: background citation

Clinical and Biological Safety Study of the BTT Hyperthermia in Adult Subjects

TypeinterventionalSponsorMarc AbreuRan2026 to 2026Enrolled20ConditionsSafety StudyArmsHyperthermia
3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 51 citations in OpenAlex.

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  15. Bibliography: Emerging Therapies in Psychiatry.Focus (American Psychiatric Publishing) · 2018
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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 at 1 institution in 1 country.

Johannes NaumannInterdisciplinary Center for Treatment and Research in Balneology, Institute for Environmental Health Sciences and Hospital Infection Control, Medical Faculty, Medical Center University of Freiburg, Breisacher Straße 115b, Freiburg im Breisgau, 79106, Germany. johannes.naumann@uniklinik-freiburg.de.
Julian GrebeCenter for Complementary Medicine, Institute for Environmental Health Sciences and Hospital Infection Control, Medical Faculty, Medical Center University of Freiburg, Breisacher Straße 115b, Freiburg im Breisgau, 79106, Germany.
Sonja KaifelCenter for Complementary Medicine, Institute for Environmental Health Sciences and Hospital Infection Control, Medical Faculty, Medical Center University of Freiburg, Breisacher Straße 115b, Freiburg im Breisgau, 79106, Germany.
Tomas WeinertCenter for Complementary Medicine, Institute for Environmental Health Sciences and Hospital Infection Control, Medical Faculty, Medical Center University of Freiburg, Breisacher Straße 115b, Freiburg im Breisgau, 79106, Germany.
Catharina SadaghianiInterdisciplinary Center for Treatment and Research in Balneology, Institute for Environmental Health Sciences and Hospital Infection Control, Medical Faculty, Medical Center University of Freiburg, Breisacher Straße 115b, Freiburg im Breisgau, 79106, Germany.ORCID http://orcid.org/0000-0003-1088-9643
Roman HuberCenter for Complementary Medicine, Institute for Environmental Health Sciences and Hospital Infection Control, Medical Faculty, Medical Center University of Freiburg, Breisacher Straße 115b, Freiburg im Breisgau, 79106, Germany.
University of Freiburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDespite advances in the treatment of depression, one-third of depressed patients fail to respond to conventional antidepressant medication. There is a need for more effective treatments with fewer side effects. The primary aim of this study was to determine whether hyperthermic baths reduce depressive symptoms in adults with depressive disorder.

methodsRandomized, two-arm placebo-controlled, 8-week pilot trial. Medically stable outpatients with confirmed depressive disorder (ICD-10: F32/F33) who were moderately depressed as determined by the 17-item Hamilton Scale for Depression (HAM-D) score ≥18 were randomly assigned to 2 hyperthermic baths (40 °C) per week for 4 weeks or a sham intervention with green light and follow-up after 4 weeks. Main outcome measure was the change in HAM-D

resultsA total of 36 patients were randomized (hyperthermic baths, n = 17; sham condition, n = 19). The intention-to-treat analysis showed a significant (P = .037) difference in the change in HAM-D

conclusionsThis pilot study suggests that hyperthermic baths do have generalized efficacy in depressed patients.

trial registrationDRKS00004803 at drks-neu.uniklinik-freiburg.de, German Clinical Trials Register (registration date 2016-02-02), retrospectively registered.

Indexed as

AdolescentAdultAgedBathsDepressionDouble-Blind MethodFemaleHeart RateHumansMaleMiddle AgedPilot ProjectsSleepTreatment OutcomeYoung AdultDepressionHeart rate variabilityHyperthermic bathsRCT

Identifiers

PMID28351399
PMCPMC5371197
OpenAlexW2601046165

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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.