Evidence map›Paper›PMID 35011951›Full record

ReviewJournal of clinical medicine2021

Systematic Review of Incidence Studies of Pneumonia in Persons with Spinal Cord Injury.

Anja Maria Raab, Gabi Mueller, Simone Elsig, Simon C Gandevia, Marcel Zwahlen, Maria T E Hopman, Roger Hilfiker

Abstract readReview
In one paragraph

Review in Journal of clinical medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 2 pooled it
–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

14 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Article
  4. Rewiring the Lung-CNS Axis After Spinal Cord Injury.Journal of inflammation research · 2026
    Review
  5. Article
  6. 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

7 authors.

Anja Maria RaabClinical Trial Unit, Swiss Paraplegic Centre, 6207 Nottwil, Switzerland.
Gabi MuellerClinical Trial Unit, Swiss Paraplegic Centre, 6207 Nottwil, Switzerland.
Simone ElsigSchool of Health Sciences Valais, Physiotherapy, University of Applied Sciences and Arts Western Switzer Land Valais, 1950 Sion, Switzerland.
Simon C GandeviaNeuroscience Research Australia, Randwick 2031, Australia.
Marcel ZwahlenInstitute of Social and Preventive Medicine, University of Bern, 3012 Bern, Switzerland.ORCID 0000-0002-6772-6346
Maria T E HopmanDepartment of Physiology, Radboud University Nijmegen, 6525 Nijmegen, The Netherlands.
Roger HilfikerSchool of Health Sciences Valais, Physiotherapy, University of Applied Sciences and Arts Western Switzer Land Valais, 1950 Sion, Switzerland.ORCID 0000-0001-8662-6116

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pneumonia continues to complicate the course of spinal cord injury (SCI). Currently, clinicians and policy-makers are faced with only limited numbers of pneumonia incidence in the literature. A systematic review of the literature was undertaken to provide an objective synthesis of the evidence about the incidence of pneumonia in persons with SCI. Incidence was calculated per 100 person-days, and meta-regression was used to evaluate the influence of the clinical setting, the level of injury, the use of mechanical ventilation, the presence of tracheostomy, and dysphagia. For the meta-regression we included 19 studies. The incidence ranged from 0.03 to 7.21 patients with pneumonia per 100 days. The main finding of this review is that we found large heterogeneity in the reporting of the incidence, and we therefore should be cautious with interpreting the results. In the multivariable meta-regression, the incidence rate ratios showed very wide confidence intervals, which does not allow a clear conclusion concerning the risk of pneumonia in the different stages after a SCI. Large longitudinal studies with a standardized reporting on risk factors, pneumonia, and detailed time under observation are needed. Nevertheless, this review showed that pneumonia is still a clinically relevant complication and pneumonia prevention should focus on the ICU setting and patients with complete tetraplegia.

Indexed as

incidencepneumoniaspinal cord injurysystematic review

Identifiers

PMID35011951
PMCPMC8745509

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.