Evidence map›Paper›PMID 20838835›Full record

ArticleClinical rheumatology2010

The continuous measurement of anti-CCP-antibodies does not help to evaluate the disease activity in anti-CCP-antibody-positive patients with rheumatoid arthritis.

Thoren Landmann, Gabriele Kehl, Raoul Bergner

Abstract read
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In one paragraph

Article in Clinical rheumatology, 2010. 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.

  1. Article
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  3. Review
  4. Review
  5. 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.

Thoren LandmannKuratorium für Dialyse und Nierentransplantation, Ludwigshafen, Germany.
Gabriele Kehl
Raoul Bergner

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Anti-cyclic citrullinated peptide antibody (CCP-AB) are used for diagnosis of rheumatoid arthritis (RA). It is still unknown if the extent of CCP-AB levels is useful to assess the disease activity or the individual follow-up as an individual activity parameter. We investigated 40 patients with a known RA who were positive for CCP-AB. Correlation between disease activity (DAS 28) and the amount of levels of CCP-AB in all patients over time as well as the individual follow-up were analysed. A weak correlation between CCP-AB and DAS 28 [r = 0.19; p = 0.001] was found. The individual correlation between CCP-AB titre and DAS 28 ranged between r = -1 and r = 1, so a strong positive and also a strong negative correlation was seen in single patients. In patients with erosive RA the correlation was significantly more positive than in patients with non-erosive RA. Because the correlation between CCP-AB levels and parameters of disease activity measured by DAS 28 is very low, we conclude for monitoring the disease activity to use simply and established parameters like morning stiffness, HAQ or ESR. The individual follow-up of the levels of CCP-AB is by the moment not useful for monitoring the disease activity.

Indexed as

AdolescentAdultAgedAged, 80 and overAntibodiesArthritis, RheumatoidHumansMiddle AgedPeptides, CyclicRetrospective StudiesYoung AdultAntibodiescyclic citrullinated peptidePeptides, Cyclic

Identifiers

What OpenQuestion holds

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Read underepoch 390

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.