Evidence map›Paper›PMID 25409951›Full record

ArticleWiener klinische Wochenschrift2015

[Conversion to tapentadol PR improves analgesia and quality of life in patients with severe and chronic pain despite using tramadol > 300 mg/d].

Uwe Richter, Susanne Waldmann-Rex, Ute Lehmann

Abstract readControlled Clinical Trial
PubMed Publisher
In one paragraph

Article in Wiener klinische Wochenschrift, 2015. 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, top 86% 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.

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, 2 citations in OpenAlex.

  1. Article
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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 at 1 institution in 1 country.

Uwe RichterPalliativmedizin. Med. Versorgungszentrum Spez. Schmerztherapie und Palliativmedizin am DRK Krankenhaus, Chemnitz-Rabenstein, Deutschland.
Susanne Waldmann-Rex
Ute Lehmann
Grünenthal Group (Germany) · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

STUDY

objectiveThis subgroup analysis of a non-interventional study involving general practitioners and internists investigated the administration of tapentadol PR (prolonged release) in patients with widely-utilized tramadol pretreatment in routine clinical practice in Germany.

methodsData of all patients in the study cohort who had tramadol as the only opioid in their previous therapy were included in the analysis (n = 685); among them especially the 99 patients with tramadol dosages exceeding 300 mg/d were focused. Data collection during the 3-month observation period included previous and concomitant analgesic treatment, tapentadol PR dosage, pain intensity, sleep and quality of life parameters, and tolerability of tapentadol PR.

resultsBack pain was the most common cause of pain (n = 86/99), other pain diagnoses were (partly additionally) recorded in 68 cases. A mixed type of pain dominated. The previous tramadol therapy was usually combined with non-opioids (n = 74), co-analgesics (n = 44) and analgesic rescue medication (n = 35). Tapentadol PR therapy reduced the mean initial pain intensity of 7.3 ± 1.5 to 3.1 ± 1.8 points (NRS-11, 11-point pain scale, n = 96) at the end of observation, using an average dosage of 218.7 mg/d. Tapentadol PR was finally applied as the sole analgesic in 32/95 patients. 69/96 patients achieved a clinically meaningful pain relief of at least 50 %, while 63 patients gained a pain reduction of ≥ 4 NRS-points. 89/95 patients reached or exceeded their additional individual treatment goal. This was accompanied by a significant decrease in pain-related impairments of daily activities and an improvement in quality of life with an overall good tolerability of tapentadol PR. Treatment with tapentadol PR was assessed positively by physicians and patients.

conclusionsData analysis shows a clinically relevant benefit in patients unsuccessfully pretreated with tramadol by consecutive conversion to the potent analgesic tapentadol PR.

Indexed as

AgedAnalgesics, OpioidChronic PainDose-Response Relationship, DrugDrug Administration ScheduleDrug Therapy, CombinationFemaleHumansMaleMiddle AgedPain MeasurementPhenolsQuality of LifeReceptors, Opioid, muTapentadolTramadolAnalgesics, OpioidPhenolsReceptors, Opioid, muTapentadolTramadol

Identifiers

PMID25409951
OpenAlexW2254183878

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.